---> uname -a: Linux prd-centos7-docker-4c-2g-24754.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: 2933.436 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/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-478 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-478@tmp /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 ---> free -m: total used free shared buff/cache available Mem: 1837 716 112 0 1008 1015 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 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:b0:86:96 brd ff:ff:ff:ff:ff:ff inet 10.30.122.239/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85956sec preferred_lft 85956sec inet6 fe80::f816:3eff:feb0:8696/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:30:79:db:d0 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::42:30ff:fe79:dbd0/64 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) 02/03/21 _x86_64_ (4 CPU) 18:29:08 LINUX RESTART (4 CPU) 18:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:31:01 27.25 5.45 21.80 0.00 1349.36 3050.74 0.00 18:32:01 0.72 0.00 0.72 0.00 0.00 15.57 0.00 18:33:01 0.32 0.00 0.32 0.00 0.00 3.36 0.00 18:34:01 0.22 0.00 0.22 0.00 0.00 2.96 0.00 18:35:01 0.23 0.00 0.23 0.00 0.00 3.65 0.00 18:36:01 0.32 0.00 0.32 0.00 0.00 4.20 0.00 Average: 4.78 0.90 3.89 0.00 221.87 506.59 0.00 18:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:31:01 143676 0 621264 33.02 2620 1113984 1108284 37.82 411292 1125324 20 18:32:01 150952 0 613980 32.63 2620 1113992 1079068 36.83 409316 1121604 8 18:33:01 149408 0 615520 32.71 2620 1113996 1079068 36.83 408876 1123812 12 18:34:01 147992 0 616936 32.79 2620 1113996 1079260 36.83 418192 1115580 8 18:35:01 147464 0 617456 32.82 2620 1114004 1079224 36.83 417604 1117328 16 18:36:01 148136 0 616780 32.78 2620 1114008 1079068 36.83 420844 1113232 12 Average: 147938 0 616989 32.79 2620 1113997 1083995 36.99 414354 1119480 13 18:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:31:01 eth0 44.94 38.00 75.38 27.29 0.00 0.00 0.00 0.00 18:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:31:01 docker0 11.04 7.70 1.88 18.28 0.00 0.00 0.00 0.00 18:32:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:33:01 eth0 0.85 0.07 0.07 0.01 0.00 0.00 0.00 0.00 18:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:34:01 eth0 0.95 0.22 0.31 0.16 0.00 0.00 0.00 0.00 18:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:35:01 eth0 0.72 0.47 0.43 0.29 0.00 0.00 0.00 0.00 18:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:36:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 7.85 6.40 12.53 4.57 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 1.81 1.27 0.31 3.01 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) 02/03/21 _x86_64_ (4 CPU) 18:29:08 LINUX RESTART (4 CPU) 18:30:02 CPU %user %nice %system %iowait %steal %idle 18:31:01 all 2.14 0.00 1.41 0.66 0.04 95.74 18:31:01 0 1.77 0.00 1.73 0.10 0.02 96.38 18:31:01 1 2.42 0.00 1.24 0.07 0.05 96.22 18:31:01 2 2.40 0.00 1.43 1.02 0.09 95.06 18:31:01 3 1.97 0.00 1.24 1.46 0.00 95.32 18:32:01 all 0.14 0.00 0.05 0.00 0.00 99.80 18:32:01 0 0.43 0.00 0.05 0.00 0.00 99.52 18:32:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:32:01 2 0.07 0.00 0.07 0.00 0.00 99.87 18:32:01 3 0.02 0.00 0.05 0.00 0.02 99.92 18:33:01 all 0.13 0.00 0.05 0.00 0.02 99.80 18:33:01 0 0.35 0.00 0.03 0.00 0.02 99.60 18:33:01 1 0.05 0.00 0.03 0.00 0.02 99.90 18:33:01 2 0.10 0.00 0.07 0.00 0.02 99.82 18:33:01 3 0.03 0.00 0.05 0.00 0.02 99.90 18:34:01 all 0.15 0.00 0.04 0.00 0.00 99.80 18:34:01 0 0.52 0.00 0.03 0.00 0.00 99.45 18:34:01 1 0.02 0.00 0.03 0.00 0.00 99.95 18:34:01 2 0.05 0.00 0.07 0.00 0.02 99.87 18:34:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:35:01 all 0.15 0.00 0.19 0.00 0.01 99.65 18:35:01 0 0.30 0.00 0.13 0.00 0.02 99.55 18:35:01 1 0.10 0.00 0.22 0.00 0.02 99.67 18:35:01 2 0.10 0.00 0.23 0.00 0.00 99.67 18:35:01 3 0.08 0.00 0.18 0.00 0.02 99.72 18:36:01 all 0.05 0.00 0.05 0.00 0.00 99.90 18:36:01 0 0.10 0.00 0.05 0.00 0.00 99.85 18:36:01 1 0.02 0.00 0.02 0.00 0.00 99.97 18:36:01 2 0.00 0.00 0.07 0.00 0.00 99.93 18:36:01 3 0.08 0.00 0.08 0.00 0.00 99.83 Average: all 0.46 0.00 0.30 0.11 0.01 99.13 Average: 0 0.57 0.00 0.33 0.02 0.01 99.07 Average: 1 0.43 0.00 0.26 0.01 0.01 99.28 Average: 2 0.45 0.00 0.32 0.17 0.02 99.05 Average: 3 0.37 0.00 0.27 0.24 0.01 99.12