---> uname -a: Linux c0de5a1faaff 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: 2933.438 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/y_app-service-configurable_PR-85 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/y_app-service-configurable_PR-85@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 627 120 0 1089 1104 Swap: 1023 0 1023 ---> 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 6: eth0@if7: 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) 06/17/20 _x86_64_ (4 CPU) 00:12:32 LINUX RESTART 00:13:04 tps rtps wtps bread/s bwrtn/s 00:14:01 95.18 47.43 47.75 7964.84 11396.99 00:15:01 3.27 0.00 3.27 0.00 105.47 00:16:01 0.58 0.00 0.58 0.00 9.68 00:17:01 0.27 0.00 0.27 0.00 4.58 00:18:01 0.22 0.00 0.22 0.00 4.09 00:19:01 0.43 0.00 0.43 0.00 7.52 00:20:01 0.37 0.02 0.35 0.13 5.28 00:21:01 0.32 0.00 0.32 0.00 5.79 00:22:01 0.35 0.00 0.35 0.00 5.04 00:23:02 0.28 0.00 0.28 0.00 4.58 00:24:01 0.39 0.00 0.39 0.00 6.29 00:25:01 0.30 0.00 0.30 0.00 4.51 00:26:01 0.37 0.00 0.37 0.00 5.56 Average: 7.55 3.49 4.06 585.33 850.57 00:13:04 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:14:01 182844 1698712 90.28 2620 1146916 1109416 37.86 427080 1110212 120 00:15:01 194052 1687504 89.69 2620 1147104 1021492 34.86 420764 1107680 16 00:16:01 194492 1687064 89.66 2620 1147112 1016428 34.69 420896 1107648 8 00:17:01 192708 1688848 89.76 2620 1147168 1016496 34.69 422976 1107088 32 00:18:01 191736 1689820 89.81 2620 1147116 1016676 34.70 425920 1105020 20 00:19:01 190304 1691252 89.89 2620 1147124 1016520 34.69 441784 1090444 16 00:20:01 189912 1691644 89.91 2620 1147128 1016780 34.70 445384 1087680 20 00:21:01 190844 1690712 89.86 2620 1147140 1016552 34.69 436416 1095304 12 00:22:01 191072 1690484 89.85 2620 1147144 1016552 34.69 436560 1095304 8 00:23:02 189856 1691700 89.91 2620 1147152 1016808 34.70 433400 1099532 28 00:24:01 189832 1691724 89.91 2620 1147152 1016784 34.70 433256 1099528 8 00:25:01 191080 1690476 89.84 2620 1147156 1016616 34.70 432348 1099528 8 00:26:01 191492 1690064 89.82 2620 1147164 1016616 34.70 432156 1099608 8 Average: 190786 1690770 89.86 2620 1147121 1024134 34.95 431457 1100352 23 00:13:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:14:01 eth0 248.07 196.57 1078.73 93.22 0.00 0.00 0.00 00:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:14:01 docker0 1.30 1.40 0.40 3.06 0.00 0.00 0.00 00:15:01 eth0 0.12 0.15 0.01 0.03 0.00 0.00 0.00 00:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:16:01 eth0 0.20 0.15 0.09 0.01 0.00 0.00 0.00 00:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:17:01 eth0 1.25 0.18 0.22 0.01 0.00 0.00 0.00 00:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:18:01 eth0 0.90 0.63 0.53 0.37 0.00 0.00 0.00 00:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:19:01 eth0 0.28 0.18 0.14 0.10 0.00 0.00 0.00 00:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 eth0 0.95 0.48 0.32 0.21 0.00 0.00 0.00 00:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:21:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 00:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:22:01 eth0 0.57 0.08 0.06 0.01 0.00 0.00 0.00 00:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:23:02 eth0 1.07 0.38 0.32 0.21 0.00 0.00 0.00 00:23:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:24:01 eth0 0.74 0.52 0.41 0.28 0.00 0.00 0.00 00:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:25:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 00:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:26:01 eth0 0.32 0.02 0.03 0.00 0.00 0.00 0.00 00:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 18.74 14.67 79.44 6.95 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.10 0.10 0.03 0.22 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) 06/17/20 _x86_64_ (4 CPU) 00:12:32 LINUX RESTART 00:13:04 CPU %user %nice %system %iowait %steal %idle 00:14:01 all 13.63 0.00 6.90 4.69 17.18 57.59 00:14:01 0 14.57 0.00 7.45 5.55 17.43 55.00 00:14:01 1 13.75 0.00 7.19 5.55 17.29 56.21 00:14:01 2 16.01 0.00 7.02 4.03 17.02 55.92 00:14:01 3 10.32 0.00 6.03 3.68 16.98 62.99 00:15:01 all 0.10 0.00 0.31 0.00 1.72 97.88 00:15:01 0 0.25 0.00 0.31 0.00 1.83 97.61 00:15:01 1 0.07 0.00 0.30 0.00 1.60 98.04 00:15:01 2 0.05 0.00 0.26 0.00 1.68 98.00 00:15:01 3 0.03 0.00 0.33 0.00 1.78 97.86 00:16:01 all 0.09 0.00 0.04 0.00 0.75 99.12 00:16:01 0 0.05 0.00 0.03 0.00 1.01 98.91 00:16:01 1 0.26 0.00 0.07 0.00 0.99 98.68 00:16:01 2 0.03 0.00 0.03 0.00 0.58 99.35 00:16:01 3 0.02 0.00 0.03 0.00 0.42 99.54 00:17:01 all 0.09 0.00 0.04 0.00 0.26 99.60 00:17:01 0 0.03 0.00 0.03 0.00 0.17 99.77 00:17:01 1 0.25 0.00 0.07 0.00 0.47 99.22 00:17:01 2 0.05 0.00 0.05 0.00 0.27 99.63 00:17:01 3 0.03 0.00 0.02 0.00 0.13 99.82 00:18:01 all 0.11 0.00 0.04 0.00 0.34 99.52 00:18:01 0 0.05 0.00 0.03 0.00 0.35 99.57 00:18:01 1 0.28 0.00 0.02 0.00 0.27 99.43 00:18:01 2 0.05 0.00 0.03 0.00 0.12 99.80 00:18:01 3 0.05 0.00 0.07 0.00 0.61 99.27 00:19:01 all 0.08 0.00 0.06 0.00 0.43 99.42 00:19:01 0 0.02 0.00 0.02 0.00 0.25 99.72 00:19:01 1 0.22 0.00 0.03 0.00 0.40 99.35 00:19:01 2 0.02 0.00 0.17 0.00 0.27 99.55 00:19:01 3 0.07 0.00 0.03 0.00 0.81 99.09 00:20:01 all 0.12 0.00 0.04 0.00 0.22 99.61 00:20:01 0 0.03 0.00 0.03 0.00 0.12 99.82 00:20:01 1 0.40 0.00 0.05 0.00 0.18 99.37 00:20:01 2 0.02 0.00 0.03 0.00 0.33 99.62 00:20:01 3 0.05 0.00 0.07 0.00 0.27 99.62 00:21:01 all 0.08 0.00 0.03 0.00 0.68 99.21 00:21:01 0 0.08 0.00 0.05 0.00 1.32 98.55 00:21:01 1 0.17 0.00 0.03 0.00 0.75 99.05 00:21:01 2 0.03 0.00 0.03 0.00 0.43 99.50 00:21:01 3 0.02 0.00 0.00 0.00 0.22 99.77 00:22:01 all 0.10 0.00 0.03 0.00 0.31 99.56 00:22:01 0 0.35 0.00 0.02 0.00 0.48 99.15 00:22:01 1 0.03 0.00 0.02 0.00 0.28 99.67 00:22:01 2 0.03 0.00 0.05 0.00 0.38 99.53 00:22:01 3 0.02 0.00 0.02 0.00 0.07 99.90 00:23:02 all 0.10 0.00 0.03 0.00 0.37 99.51 00:23:02 0 0.30 0.00 0.02 0.00 0.55 99.14 00:23:02 1 0.02 0.00 0.03 0.00 0.43 99.52 00:23:02 2 0.03 0.00 0.05 0.00 0.37 99.55 00:23:02 3 0.03 0.00 0.03 0.00 0.13 99.80 00:24:01 all 0.12 0.00 0.02 0.00 0.35 99.51 00:24:01 0 0.39 0.00 0.02 0.00 0.32 99.27 00:24:01 1 0.05 0.00 0.03 0.00 0.46 99.46 00:24:01 2 0.02 0.00 0.02 0.00 0.39 99.58 00:24:01 3 0.03 0.00 0.02 0.00 0.22 99.73 00:25:01 all 0.10 0.00 0.03 0.00 0.12 99.75 00:25:01 0 0.25 0.00 0.03 0.00 0.10 99.62 00:25:01 1 0.02 0.00 0.02 0.00 0.13 99.83 00:25:01 2 0.05 0.00 0.05 0.00 0.08 99.82 00:25:01 3 0.05 0.00 0.03 0.00 0.15 99.77 00:26:01 all 0.11 0.00 0.02 0.00 0.25 99.61 00:26:01 0 0.37 0.00 0.03 0.00 0.47 99.14 00:26:01 1 0.02 0.00 0.02 0.00 0.17 99.80 00:26:01 2 0.03 0.00 0.03 0.00 0.20 99.73 00:26:01 3 0.03 0.00 0.03 0.00 0.18 99.75 Average: all 1.09 0.00 0.56 0.34 1.70 96.30 Average: 0 1.22 0.00 0.59 0.40 1.80 95.98 Average: 1 1.14 0.00 0.58 0.40 1.73 96.15 Average: 2 1.18 0.00 0.57 0.29 1.62 96.34 Average: 3 0.81 0.00 0.51 0.28 1.66 96.74