---> uname -a: Linux b671c758296d 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/_app-service-configurable_PR-101 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/_app-service-configurable_PR-101@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 647 115 0 1074 1084 Swap: 1023 1 1022 ---> 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) 07/24/20 _x86_64_ (4 CPU) 17:28:24 LINUX RESTART 17:29:01 tps rtps wtps bread/s bwrtn/s 17:30:01 56.88 14.30 42.57 4917.35 4741.59 17:31:01 1.82 0.00 1.82 0.00 31.34 17:32:01 0.38 0.00 0.38 0.00 5.96 17:33:01 0.23 0.00 0.23 0.00 2.83 17:34:01 0.23 0.00 0.23 0.00 3.41 17:35:01 0.33 0.00 0.33 0.00 4.10 17:36:01 0.45 0.02 0.43 0.13 5.46 17:37:01 0.25 0.00 0.25 0.00 3.48 17:38:01 0.25 0.00 0.25 0.00 2.71 17:39:01 0.32 0.00 0.32 0.00 3.55 17:40:01 0.27 0.00 0.27 0.00 3.36 17:41:01 0.15 0.00 0.15 0.00 1.88 17:42:01 42.40 41.90 0.50 4261.69 11.10 Average: 8.00 4.33 3.67 706.34 370.93 17:29:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:30:01 171528 1710028 90.88 2620 1144224 1115880 38.08 428880 1121196 16 17:31:01 178420 1703136 90.52 2620 1144228 1069976 36.52 426652 1117764 8 17:32:01 177836 1703720 90.55 2620 1144236 1070244 36.53 427916 1117768 8 17:33:01 175820 1705736 90.66 2620 1144236 1070220 36.52 429864 1117612 20 17:34:01 175840 1705716 90.65 2620 1144240 1070160 36.52 435808 1111356 12 17:35:01 175676 1705880 90.66 2620 1144248 1070124 36.52 450148 1097332 16 17:36:01 176032 1705524 90.64 2620 1144252 1070040 36.52 449456 1097304 8 17:37:01 174760 1706796 90.71 2620 1144260 1070292 36.53 447004 1101220 8 17:38:01 176204 1705352 90.64 2620 1144264 1070040 36.52 445660 1101220 12 17:39:01 173092 1708464 90.80 2620 1144272 1070124 36.52 440868 1109220 16 17:40:01 173584 1707972 90.77 2620 1144276 1070076 36.52 440484 1109216 8 17:41:01 173700 1707856 90.77 2620 1144280 1070040 36.52 440296 1109216 8 17:42:01 110424 1771132 94.13 2620 1165616 1271064 43.38 476692 1128436 91236 Average: 170224 1711332 90.95 2620 1145895 1089098 37.17 441518 1110682 7029 17:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:30:01 eth0 176.39 129.24 679.98 67.49 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 1.28 1.28 0.23 2.82 0.00 0.00 0.00 17:31:01 eth0 0.70 0.10 0.06 0.04 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 eth0 1.13 0.50 0.33 0.21 0.00 0.00 0.00 17:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 eth0 1.00 0.40 0.35 0.21 0.00 0.00 0.00 17:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 eth0 0.77 0.45 0.54 0.24 0.00 0.00 0.00 17:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 eth0 0.20 0.13 0.07 0.04 0.00 0.00 0.00 17:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 eth0 0.70 0.08 0.06 0.01 0.00 0.00 0.00 17:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 eth0 0.58 0.50 0.28 0.18 0.00 0.00 0.00 17:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:38:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 17:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:39:01 eth0 0.22 0.15 0.08 0.04 0.00 0.00 0.00 17:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 eth0 0.17 0.13 0.07 0.04 0.00 0.00 0.00 17:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:41:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 17:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:42:01 eth0 68.80 44.96 1537.57 6.61 0.00 0.00 0.00 17:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.30 13.61 170.79 5.78 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 0.02 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) 07/24/20 _x86_64_ (4 CPU) 17:28:24 LINUX RESTART 17:29:01 CPU %user %nice %system %iowait %steal %idle 17:30:01 all 6.64 0.00 2.61 1.96 0.03 88.76 17:30:01 0 6.85 0.00 2.85 1.99 0.03 88.27 17:30:01 1 6.90 0.00 2.63 0.12 0.02 90.34 17:30:01 2 5.61 0.00 2.83 3.30 0.02 88.25 17:30:01 3 7.20 0.00 2.14 2.41 0.02 88.22 17:31:01 all 0.10 0.00 0.04 0.00 0.00 99.86 17:31:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:31:01 1 0.25 0.00 0.03 0.00 0.00 99.72 17:31:01 2 0.07 0.00 0.05 0.00 0.00 99.88 17:31:01 3 0.03 0.00 0.03 0.00 0.02 99.92 17:32:01 all 0.15 0.00 0.03 0.00 0.00 99.82 17:32:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:32:01 1 0.47 0.00 0.02 0.00 0.00 99.52 17:32:01 2 0.05 0.00 0.03 0.00 0.00 99.92 17:32:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:33:01 all 0.14 0.00 0.03 0.00 0.00 99.83 17:33:01 0 0.02 0.00 0.05 0.00 0.00 99.93 17:33:01 1 0.48 0.00 0.03 0.00 0.00 99.48 17:33:01 2 0.05 0.00 0.03 0.00 0.00 99.92 17:33:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:34:01 all 0.15 0.00 0.04 0.00 0.00 99.81 17:34:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:34:01 1 0.48 0.00 0.05 0.00 0.00 99.47 17:34:01 2 0.07 0.00 0.05 0.00 0.00 99.88 17:34:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:35:01 all 0.13 0.00 0.06 0.00 0.00 99.81 17:35:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:35:01 1 0.43 0.00 0.08 0.00 0.00 99.48 17:35:01 2 0.02 0.00 0.12 0.00 0.00 99.87 17:35:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:36:01 all 0.04 0.00 0.04 0.00 0.00 99.92 17:36:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:36:01 1 0.08 0.00 0.08 0.00 0.02 99.82 17:36:01 2 0.03 0.00 0.02 0.00 0.00 99.95 17:36:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:37:01 all 0.05 0.00 0.03 0.00 0.00 99.92 17:37:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:37:01 1 0.08 0.00 0.05 0.00 0.00 99.87 17:37:01 2 0.02 0.00 0.02 0.00 0.00 99.97 17:37:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:38:01 all 0.16 0.00 0.02 0.00 0.00 99.81 17:38:01 0 0.02 0.00 0.00 0.00 0.00 99.98 17:38:01 1 0.52 0.00 0.03 0.00 0.00 99.45 17:38:01 2 0.05 0.00 0.02 0.00 0.00 99.93 17:38:01 3 0.07 0.00 0.05 0.00 0.00 99.88 17:39:01 all 0.15 0.00 0.02 0.00 0.00 99.82 17:39:01 0 0.02 0.00 0.03 0.00 0.00 99.95 17:39:01 1 0.52 0.00 0.02 0.00 0.00 99.47 17:39:01 2 0.03 0.00 0.03 0.00 0.00 99.93 17:39:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:40:01 all 0.15 0.00 0.02 0.00 0.00 99.82 17:40:01 0 0.02 0.00 0.00 0.00 0.00 99.98 17:40:01 1 0.52 0.00 0.02 0.00 0.00 99.47 17:40:01 2 0.05 0.00 0.03 0.00 0.02 99.90 17:40:01 3 0.05 0.00 0.03 0.00 0.00 99.92 17:41:01 all 0.15 0.00 0.03 0.00 0.00 99.82 17:41:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:41:01 1 0.50 0.00 0.02 0.00 0.00 99.48 17:41:01 2 0.03 0.00 0.05 0.00 0.00 99.92 17:41:01 3 0.05 0.00 0.02 0.00 0.00 99.93 17:42:01 all 1.43 0.00 0.63 0.91 0.00 97.03 17:42:01 0 0.80 0.00 0.53 0.37 0.02 98.28 17:42:01 1 1.88 0.00 0.62 0.85 0.00 96.65 17:42:01 2 1.74 0.00 0.63 0.85 0.00 96.78 17:42:01 3 1.30 0.00 0.75 1.57 0.00 96.38 Average: all 0.72 0.00 0.28 0.22 0.00 98.78 Average: 0 0.61 0.00 0.28 0.18 0.00 98.93 Average: 1 1.01 0.00 0.28 0.07 0.00 98.63 Average: 2 0.60 0.00 0.30 0.32 0.00 98.78 Average: 3 0.68 0.00 0.25 0.31 0.00 98.76