LSM stress hangs with very large uncompressed pages

[1461996260:905477][8455:0x3ff9f8ff910], t, eviction-server: Cache stuck for too long, giving up: Connection timed out

==========

cache dump

file:wt-000003.lsm(<live>): 

	internal pages: 1 pages, 145 max, 0MB total

	leaf pages: 1 pages, 1487917 max, 1MB total

	dirty pages: 1 pages, 1487917 max, 1MB total

file:wt-000002.lsm(checkpoint=WiredTigerCheckpoint.1): 

	internal pages: 1 pages, 1306 max, 0MB total

	leaf pages: 9 pages, 9140648 max, 77MB total

file:WiredTigerLAS.wt(<live>): 

	internal pages: 1 pages, 145 max, 0MB total

file:WiredTiger.wt(<live>): 

	internal pages: 1 pages, 249 max, 0MB total

	dirty pages: 1 pages, 249 max, 0MB total

cache dump: total found = 85MB vs tracked inuse 85MB

############################################

#  RUN PARAMETERS

############################################

abort=0

auto_throttle=1

backups=0

bitcnt=6

bloom=1

bloom_bit_count=8

bloom_hash_count=32

bloom_oldest=0

cache=60

checkpoints=1

checksum=on

chunk_size=2

compaction=0

compression=zlib

data_extend=0

data_source=lsm

delete_pct=30

dictionary=0

direct_io=0

encryption=none

evict_max=0

file_type=row-store

firstfit=0

huffman_key=0

huffman_value=0

in_memory=0

insert_pct=74

internal_key_truncation=1

internal_page_max=17

isolation=snapshot

key_gap=4

key_max=116

key_min=30

leaf_page_max=17

leak_memory=0

logging=0

logging_archive=1

logging_compression=none

logging_prealloc=1

long_running_txn=0

lsm_worker_threads=4

merge_max=13

mmap=1

ops=100000

prefix_compression=1

prefix_compression_min=2

quiet=1

repeat_data_pct=47

reverse=0

rows=100000

runs=100

rebalance=1

salvage=1

split_pct=49

statistics=0

statistics_server=0

threads=16

timer=20

transaction-frequency=6

value_max=2696

value_min=3

verify=1

wiredtiger_config=

write_pct=77

############################################