---> uname -a: Linux 96fa1f1cc602 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 7.0G 43.0G 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-492 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-492@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 681 140 0 1015 1048 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) 09/16/20 _x86_64_ (4 CPU) 22:35:54 LINUX RESTART (4 CPU) 22:37:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:38:01 7.99 0.02 7.98 0.00 0.67 679.92 0.00 22:39:01 34.06 10.07 23.99 0.00 4414.05 2313.33 0.00 22:40:01 6.61 2.51 4.10 0.00 198.44 972.91 0.00 22:41:01 1.82 0.00 1.82 0.00 0.00 34.40 0.00 22:42:01 0.27 0.00 0.27 0.00 0.00 3.36 0.00 22:43:01 0.32 0.00 0.32 0.00 0.00 3.59 0.00 22:44:01 0.28 0.00 0.28 0.00 0.00 2.85 0.00 22:45:01 0.22 0.02 0.20 0.00 0.13 1.78 0.00 Average: 6.46 1.58 4.88 0.00 578.02 502.68 0.00 22:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:38:01 79808 0 539068 28.65 2600 1260080 1057608 36.09 427560 1221180 1560 22:39:01 78108 0 661764 35.17 2600 1139084 1372628 46.85 546864 1095364 1972 22:40:01 213992 0 597868 31.78 2600 1067096 1097136 37.44 500540 1009896 120 22:41:01 214064 0 597772 31.77 2600 1067120 1088792 37.16 501360 1009700 12 22:42:01 209320 0 602512 32.02 2600 1067124 1088944 37.16 528448 987244 8 22:43:01 209152 0 602672 32.03 2600 1067132 1089004 37.17 529720 986240 12 22:44:01 209852 0 601972 31.99 2600 1067132 1088944 37.16 524700 990848 8 22:45:01 210904 0 600908 31.94 2600 1067144 1081724 36.92 524112 990800 8 Average: 178150 0 600567 31.92 2600 1100239 1120598 38.24 510413 1036409 462 22:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:38:01 eth0 52.20 40.83 196.83 14.52 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 193.22 168.04 607.92 39.66 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 veth872ad68 65.32 51.32 6.39 167.18 0.00 0.00 0.00 0.00 22:39:01 docker0 65.32 51.19 5.50 167.17 0.00 0.00 0.00 0.00 22:40:01 eth0 164.52 122.49 166.51 333.78 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 47.83 43.93 3.65 136.67 0.00 0.00 0.00 0.00 22:41:01 eth0 2.83 0.33 0.49 0.25 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 2.68 0.87 1.05 0.66 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:01 eth0 1.08 0.54 0.64 0.43 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:44:01 eth0 0.33 0.17 0.17 0.16 0.00 0.00 0.00 0.00 22:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:45:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 52.24 41.77 121.98 48.80 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 14.18 11.92 1.15 38.07 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) 22:35:54 LINUX RESTART (4 CPU) 22:37:01 CPU %user %nice %system %iowait %steal %idle 22:38:01 all 0.74 0.00 0.27 0.34 0.00 98.64 22:38:01 0 1.22 0.00 0.47 0.00 0.00 98.31 22:38:01 1 0.90 0.00 0.18 0.02 0.00 98.90 22:38:01 2 0.43 0.00 0.27 1.13 0.02 98.15 22:38:01 3 0.42 0.00 0.15 0.22 0.00 99.22 22:39:01 all 3.04 0.00 1.75 1.10 0.00 94.11 22:39:01 0 2.97 0.00 1.98 0.29 0.00 94.77 22:39:01 1 3.25 0.00 1.86 2.79 0.00 92.10 22:39:01 2 3.11 0.00 1.62 0.23 0.00 95.03 22:39:01 3 2.85 0.00 1.52 1.07 0.00 94.56 22:40:01 all 2.38 0.00 0.65 0.05 0.01 96.91 22:40:01 0 1.69 0.00 0.57 0.02 0.02 97.71 22:40:01 1 3.30 0.00 0.75 0.08 0.02 95.85 22:40:01 2 1.60 0.00 0.65 0.08 0.00 97.66 22:40:01 3 2.91 0.00 0.64 0.03 0.00 96.42 22:41:01 all 0.16 0.00 0.04 0.00 0.00 99.80 22:41:01 0 0.03 0.00 0.07 0.00 0.00 99.90 22:41:01 1 0.53 0.00 0.03 0.00 0.00 99.43 22:41:01 2 0.05 0.00 0.03 0.00 0.00 99.92 22:41:01 3 0.02 0.00 0.03 0.00 0.02 99.93 22:42:01 all 0.17 0.00 0.06 0.00 0.00 99.76 22:42:01 0 0.08 0.00 0.10 0.00 0.00 99.82 22:42:01 1 0.53 0.00 0.03 0.00 0.00 99.43 22:42:01 2 0.05 0.00 0.08 0.00 0.00 99.87 22:42:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:43:01 all 0.15 0.00 0.04 0.00 0.00 99.81 22:43:01 0 0.03 0.00 0.05 0.00 0.00 99.92 22:43:01 1 0.27 0.00 0.02 0.00 0.00 99.71 22:43:01 2 0.29 0.00 0.05 0.00 0.00 99.66 22:43:01 3 0.02 0.00 0.03 0.00 0.00 99.95 22:44:01 all 0.16 0.00 0.03 0.00 0.00 99.80 22:44:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:44:01 1 0.07 0.00 0.05 0.00 0.02 99.87 22:44:01 2 0.52 0.00 0.03 0.00 0.00 99.45 22:44:01 3 0.05 0.00 0.02 0.00 0.00 99.93 22:45:01 all 0.15 0.00 0.04 0.00 0.00 99.81 22:45:01 0 0.02 0.00 0.03 0.00 0.00 99.95 22:45:01 1 0.03 0.00 0.05 0.00 0.00 99.92 22:45:01 2 0.53 0.00 0.05 0.00 0.00 99.42 22:45:01 3 0.00 0.00 0.02 0.02 0.00 99.97 Average: all 0.87 0.00 0.36 0.19 0.00 98.58 Average: 0 0.76 0.00 0.41 0.04 0.00 98.79 Average: 1 1.11 0.00 0.37 0.36 0.00 98.15 Average: 2 0.82 0.00 0.35 0.18 0.00 98.64 Average: 3 0.79 0.00 0.31 0.17 0.00 98.74