---> uname -a: Linux prd-centos7-docker-4c-2g-24223.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: 2933.438 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 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-439 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-439@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 678 106 0 1053 1055 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 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:e9:9b:e4 brd ff:ff:ff:ff:ff:ff inet 10.30.123.26/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85996sec preferred_lft 85996sec inet6 fe80::f816:3eff:fee9:9be4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:f0:ad:2a:29 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:f0ff:fead:2a29/64 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) 02/01/21 _x86_64_ (4 CPU) 00:39:41 LINUX RESTART (4 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:41:01 138.67 50.44 88.23 0.00 7784.68 39349.59 0.00 00:42:01 2.53 0.00 2.53 0.00 0.00 61.87 0.00 00:43:01 0.42 0.00 0.42 0.00 0.00 5.51 0.00 00:44:01 0.28 0.00 0.28 0.00 0.00 2.88 0.00 00:45:01 0.15 0.00 0.15 0.00 0.00 2.55 0.00 00:46:02 0.42 0.08 0.33 0.00 4.26 5.15 0.00 Average: 23.75 8.42 15.33 0.00 1298.48 6572.90 0.00 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:41:01 148884 0 571732 30.39 2620 1158308 1098316 37.48 375452 1155428 132 00:42:01 153744 0 566752 30.12 2620 1158428 1089712 37.19 377488 1149836 16 00:43:01 152912 0 567580 30.17 2620 1158432 1074464 36.67 374920 1153328 16 00:44:01 152988 0 567504 30.16 2620 1158432 1074488 36.67 392388 1135968 12 00:45:01 153992 0 566492 30.11 2620 1158440 1074356 36.67 386972 1140840 8 00:46:02 146576 0 573536 30.48 2620 1158812 1079040 36.83 404176 1129192 376 Average: 151516 0 568933 30.24 2620 1158475 1081729 36.92 385233 1144099 93 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:41:01 eth0 536.41 336.84 1080.20 94.02 0.00 0.00 0.00 0.00 00:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 docker0 8.32 6.49 1.66 17.51 0.00 0.00 0.00 0.00 00:42:01 eth0 1.38 0.72 1.69 0.24 0.00 0.00 0.00 0.00 00:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 eth0 1.70 0.43 0.40 0.18 0.00 0.00 0.00 0.00 00:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 eth0 1.85 0.58 0.62 0.40 0.00 0.00 0.00 0.00 00:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 eth0 0.68 0.10 0.06 0.04 0.00 0.00 0.00 0.00 00:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:02 eth0 3.81 2.38 3.96 1.18 0.00 0.00 0.00 0.00 00:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 90.99 56.86 181.20 16.01 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 1.39 1.08 0.28 2.92 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) 02/01/21 _x86_64_ (4 CPU) 00:39:41 LINUX RESTART (4 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:41:01 all 13.26 0.00 7.69 6.28 0.07 72.70 00:41:01 0 12.74 0.00 8.01 6.17 0.07 73.01 00:41:01 1 14.13 0.00 7.18 5.60 0.08 73.00 00:41:01 2 13.46 0.00 7.70 7.15 0.05 71.64 00:41:01 3 12.70 0.00 7.86 6.18 0.08 73.17 00:42:01 all 0.19 0.00 0.06 0.00 0.00 99.74 00:42:01 0 0.12 0.00 0.10 0.00 0.00 99.78 00:42:01 1 0.23 0.00 0.05 0.00 0.00 99.72 00:42:01 2 0.38 0.00 0.07 0.00 0.02 99.53 00:42:01 3 0.03 0.00 0.03 0.00 0.00 99.93 00:43:01 all 0.13 0.00 0.06 0.00 0.00 99.80 00:43:01 0 0.03 0.00 0.05 0.00 0.00 99.92 00:43:01 1 0.37 0.00 0.12 0.00 0.00 99.52 00:43:01 2 0.07 0.00 0.03 0.00 0.00 99.90 00:43:01 3 0.07 0.00 0.05 0.00 0.00 99.88 00:44:01 all 0.07 0.00 0.07 0.00 0.01 99.86 00:44:01 0 0.05 0.00 0.10 0.00 0.02 99.83 00:44:01 1 0.15 0.00 0.10 0.00 0.02 99.73 00:44:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:44:01 3 0.03 0.00 0.03 0.00 0.00 99.93 00:45:01 all 0.16 0.00 0.05 0.00 0.03 99.77 00:45:01 0 0.03 0.00 0.03 0.00 0.02 99.92 00:45:01 1 0.53 0.00 0.07 0.00 0.03 99.37 00:45:01 2 0.03 0.00 0.02 0.00 0.03 99.92 00:45:01 3 0.03 0.00 0.07 0.00 0.03 99.87 00:46:02 all 0.57 0.00 0.23 0.00 0.00 99.20 00:46:02 0 0.33 0.00 0.22 0.00 0.00 99.45 00:46:02 1 0.83 0.00 0.20 0.00 0.00 98.97 00:46:02 2 0.42 0.00 0.15 0.02 0.02 99.40 00:46:02 3 0.68 0.00 0.35 0.00 0.00 98.97 Average: all 2.36 0.00 1.34 1.03 0.02 95.25 Average: 0 2.18 0.00 1.40 1.01 0.02 95.39 Average: 1 2.68 0.00 1.27 0.92 0.02 95.11 Average: 2 2.36 0.00 1.31 1.18 0.02 95.13 Average: 3 2.23 0.00 1.38 1.01 0.02 95.36