---> uname -a: Linux 20312b0ce34b 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.436 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 8.2G 41.8G 16% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/_app-service-configurable_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/_app-service-configurable_master@tmp /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 783 131 0 921 989 Swap: 1023 3 1020 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 24: eth0@if25: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/16/20 _x86_64_ (4 CPU) 22:33:23 LINUX RESTART (4 CPU) 22:34:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:35:01 60.30 17.68 42.61 0.00 5228.63 4845.12 0.00 22:36:01 1.65 0.00 1.65 0.00 0.00 29.55 0.00 22:37:01 0.27 0.00 0.27 0.00 0.00 3.76 0.00 22:38:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 22:39:01 0.23 0.00 0.23 0.00 0.00 3.30 0.00 22:40:01 0.33 0.00 0.33 0.00 0.00 4.38 0.00 22:41:01 155.01 91.94 63.07 0.00 5328.23 30283.69 0.00 22:42:01 138.70 51.28 87.42 0.00 2712.52 18774.57 0.00 22:43:01 214.22 107.23 107.00 0.00 7798.34 21601.91 0.00 Average: 63.49 29.84 33.65 0.00 2337.31 8405.95 0.00 22:34:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:35:01 177248 0 554804 29.49 2620 1146884 1119196 38.20 385792 1158752 20 22:36:01 184108 0 547940 29.12 2620 1146888 1080584 36.88 382632 1155856 20 22:37:01 181812 0 550228 29.24 2620 1146896 1080764 36.88 384984 1155656 20 22:38:01 183144 0 548896 29.17 2620 1146896 1080668 36.88 384404 1155588 20 22:39:01 182196 0 549840 29.22 2620 1146900 1067388 36.43 386064 1155188 16 22:40:01 179396 0 552580 29.37 2620 1146960 1067412 36.43 393020 1151072 28 22:41:01 135584 0 652576 34.68 2620 1090776 1266420 43.22 495524 1055104 56 22:42:01 65484 0 726236 38.60 2596 1087240 1538128 52.49 644684 949840 104772 22:43:01 75740 0 813640 43.24 1508 990668 1552644 52.99 668224 831520 50364 Average: 151635 0 610749 32.46 2494 1116679 1205912 41.16 458370 1085397 17257 22:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:35:01 eth0 471.69 261.09 963.33 89.98 0.00 0.00 0.00 0.00 22:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 docker0 1.95 1.54 0.32 3.08 0.00 0.00 0.00 0.00 22:36:01 eth0 3.05 0.80 0.98 0.59 0.00 0.00 0.00 0.00 22:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 eth0 4.73 0.82 1.14 0.59 0.00 0.00 0.00 0.00 22:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 eth0 1.92 0.80 0.84 0.59 0.00 0.00 0.00 0.00 22:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 eth0 1.43 0.35 0.34 0.20 0.00 0.00 0.00 0.00 22:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 eth0 1.67 0.40 0.49 0.26 0.00 0.00 0.00 0.00 22:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:41:01 veth65489c9 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 22:41:01 eth0 413.68 364.91 3786.06 30.85 0.00 0.00 0.00 0.00 22:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:42:01 eth0 508.19 437.98 3821.63 103.32 0.00 0.00 0.00 0.00 22:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:42:01 docker0 58.56 61.10 5.35 410.41 0.00 0.00 0.00 0.00 22:43:01 eth0 275.74 203.22 1002.92 75.67 0.00 0.00 0.00 0.00 22:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:01 docker0 46.06 76.69 2.56 201.44 0.00 0.00 0.00 0.00 Average: eth0 186.45 140.99 1064.70 33.48 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.87 15.52 0.92 68.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/16/20 _x86_64_ (4 CPU) 22:33:23 LINUX RESTART (4 CPU) 22:34:02 CPU %user %nice %system %iowait %steal %idle 22:35:01 all 11.08 0.00 3.88 2.53 0.41 82.10 22:35:01 0 9.84 0.00 4.51 0.65 0.34 84.65 22:35:01 1 11.53 0.00 4.21 2.64 0.43 81.20 22:35:01 2 11.21 0.00 3.39 5.88 0.45 79.08 22:35:01 3 11.76 0.00 3.39 0.96 0.41 83.47 22:36:01 all 0.22 0.00 0.06 0.00 0.02 99.69 22:36:01 0 0.12 0.00 0.05 0.00 0.02 99.82 22:36:01 1 0.58 0.00 0.10 0.00 0.05 99.27 22:36:01 2 0.10 0.00 0.05 0.00 0.02 99.83 22:36:01 3 0.08 0.00 0.05 0.00 0.02 99.85 22:37:01 all 0.18 0.00 0.04 0.00 0.00 99.78 22:37:01 0 0.05 0.00 0.02 0.00 0.00 99.93 22:37:01 1 0.57 0.00 0.05 0.00 0.00 99.38 22:37:01 2 0.05 0.00 0.05 0.00 0.02 99.88 22:37:01 3 0.05 0.00 0.03 0.00 0.00 99.92 22:38:01 all 0.15 0.00 0.03 0.00 0.00 99.82 22:38:01 0 0.02 0.00 0.03 0.00 0.00 99.95 22:38:01 1 0.30 0.00 0.02 0.00 0.00 99.68 22:38:01 2 0.25 0.00 0.07 0.00 0.00 99.68 22:38:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:39:01 all 0.12 0.00 0.04 0.00 0.01 99.84 22:39:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:39:01 1 0.07 0.00 0.07 0.00 0.02 99.85 22:39:01 2 0.32 0.00 0.05 0.00 0.02 99.62 22:39:01 3 0.05 0.00 0.02 0.00 0.00 99.93 22:40:01 all 0.15 0.00 0.05 0.00 0.00 99.80 22:40:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:40:01 1 0.05 0.00 0.03 0.00 0.00 99.92 22:40:01 2 0.47 0.00 0.10 0.00 0.00 99.43 22:40:01 3 0.05 0.00 0.05 0.00 0.02 99.88 22:41:01 all 6.87 0.00 4.21 0.88 0.26 87.78 22:41:01 0 6.11 0.00 4.56 0.60 0.22 88.50 22:41:01 1 7.65 0.00 4.33 0.41 0.24 87.37 22:41:01 2 6.82 0.00 4.14 1.87 0.29 86.89 22:41:01 3 6.89 0.00 3.80 0.66 0.29 88.36 22:42:01 all 8.36 0.00 5.87 2.63 0.21 82.94 22:42:01 0 8.44 0.00 5.65 2.64 0.24 83.03 22:42:01 1 8.22 0.00 5.47 2.26 0.20 83.84 22:42:01 2 8.83 0.00 6.33 3.47 0.20 81.16 22:42:01 3 7.94 0.00 6.01 2.13 0.20 83.71 22:43:01 all 9.10 0.00 6.67 3.62 0.13 80.48 22:43:01 0 8.21 0.00 7.56 5.50 0.14 78.59 22:43:01 1 8.78 0.00 6.56 4.21 0.10 80.35 22:43:01 2 11.30 0.00 6.30 2.57 0.12 79.71 22:43:01 3 8.10 0.00 6.26 2.21 0.15 83.28 Average: all 3.97 0.00 2.29 1.06 0.12 92.57 Average: 0 3.59 0.00 2.46 1.03 0.10 92.82 Average: 1 4.15 0.00 2.29 1.04 0.11 92.40 Average: 2 4.32 0.00 2.25 1.51 0.12 91.80 Average: 3 3.83 0.00 2.16 0.65 0.12 93.24