---> uname -a: Linux prd-centos7-docker-4c-2g-14508.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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: 2933.442 BogoMIPS: 5866.88 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 Srbds: Not affected 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 8.5G 41.4G 17% / 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 8.5G 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 802 148 0 885 971 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:4b:79:c3 brd ff:ff:ff:ff:ff:ff inet 10.30.122.53/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85968sec preferred_lft 85968sec inet6 fe80::f816:3eff:fe4b:79c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:6f:aa:59:dc brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:6fff:feaa:59dc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 12/04/20 _x86_64_ (4 CPU) 18:02:49 LINUX RESTART (4 CPU) 18:04:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:05:01 2.31 0.00 2.31 0.00 0.00 55.01 0.00 18:06:01 0.38 0.00 0.38 0.00 0.00 5.38 0.00 18:07:01 0.27 0.00 0.27 0.00 0.00 2.93 0.00 18:08:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 18:09:02 353.18 180.53 172.65 0.00 9053.06 57487.41 0.00 18:10:01 219.74 108.42 111.32 0.00 7550.61 27276.12 0.00 Average: 96.21 48.26 47.94 0.00 2767.24 14189.39 0.00 18:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:05:01 151024 0 557596 29.64 2620 1170304 1085268 37.04 383804 1145740 20 18:06:01 152572 0 556096 29.56 2620 1170256 1058768 36.13 379236 1149000 8 18:07:01 151520 0 557144 29.61 2620 1170260 1058672 36.13 390356 1139192 8 18:08:01 152560 0 556104 29.56 2620 1170260 1058540 36.13 388300 1140512 8 18:09:02 134912 0 792176 42.10 2188 952268 1494696 51.01 584172 835588 76584 18:10:01 209172 0 796028 42.31 1212 875132 1280664 43.71 547392 762532 54032 Average: 158627 0 635857 33.79 2313 1084747 1172768 40.02 445543 1028761 21777 18:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:05:01 eth0 0.85 0.47 0.28 0.22 0.00 0.00 0.00 0.00 18:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 eth0 1.35 0.25 0.36 0.16 0.00 0.00 0.00 0.00 18:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 eth0 0.52 0.30 0.27 0.23 0.00 0.00 0.00 0.00 18:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:09:02 eth0 838.97 716.19 7330.08 65.42 0.00 0.00 0.00 0.00 18:09:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:09:02 docker0 17.30 17.89 1.33 120.57 0.00 0.00 0.00 0.00 18:10:01 eth0 330.68 261.20 2453.93 98.02 0.00 0.00 0.00 0.00 18:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 docker0 33.24 41.68 2.27 189.53 0.00 0.00 0.00 0.00 Average: eth0 196.33 163.91 1639.89 27.24 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 8.38 9.86 0.60 51.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 12/04/20 _x86_64_ (4 CPU) 18:02:49 LINUX RESTART (4 CPU) 18:04:01 CPU %user %nice %system %iowait %steal %idle 18:05:01 all 0.18 0.00 0.07 0.00 0.00 99.75 18:05:01 0 0.08 0.00 0.05 0.00 0.00 99.87 18:05:01 1 0.45 0.00 0.10 0.00 0.00 99.45 18:05:01 2 0.12 0.00 0.08 0.00 0.00 99.80 18:05:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:06:01 all 0.19 0.00 0.06 0.00 0.00 99.75 18:06:01 0 0.12 0.00 0.03 0.00 0.00 99.85 18:06:01 1 0.55 0.00 0.12 0.00 0.00 99.33 18:06:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:06:01 3 0.05 0.00 0.03 0.00 0.02 99.90 18:07:01 all 0.06 0.00 0.05 0.00 0.00 99.89 18:07:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:07:01 1 0.17 0.00 0.10 0.00 0.00 99.73 18:07:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:07:01 3 0.02 0.00 0.05 0.00 0.00 99.93 18:08:01 all 0.15 0.00 0.03 0.00 0.00 99.82 18:08:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:08:01 1 0.50 0.00 0.03 0.00 0.00 99.47 18:08:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:08:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:09:02 all 15.90 0.00 12.01 3.47 0.06 68.56 18:09:02 0 14.64 0.00 13.33 3.92 0.07 68.04 18:09:02 1 16.68 0.00 10.95 1.81 0.05 70.52 18:09:02 2 15.82 0.00 12.33 5.02 0.07 66.76 18:09:02 3 16.45 0.00 11.45 3.13 0.03 68.94 18:10:01 all 10.51 0.00 8.14 3.76 0.04 77.56 18:10:01 0 9.26 0.00 9.19 4.34 0.02 77.20 18:10:01 1 8.88 0.00 7.40 3.64 0.03 80.05 18:10:01 2 10.51 0.00 7.38 5.21 0.07 76.83 18:10:01 3 13.38 0.00 8.59 1.84 0.03 76.16 Average: all 4.41 0.00 3.33 1.18 0.02 91.07 Average: 0 3.93 0.00 3.69 1.34 0.01 91.02 Average: 1 4.47 0.00 3.06 0.89 0.01 91.57 Average: 2 4.35 0.00 3.26 1.67 0.02 90.70 Average: 3 4.89 0.00 3.30 0.81 0.01 90.99