---> uname -a: Linux prd-centos7-docker-4c-2g-19646.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-425 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-425@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 /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 713 109 0 1014 1019 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:43:66:88 brd ff:ff:ff:ff:ff:ff inet 10.30.123.4/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fe43:6688/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:b3:d9:26:ca 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:b3ff:fed9:26ca/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) 01/12/21 _x86_64_ (4 CPU) 00:28:58 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:31:01 9.09 1.90 7.19 0.00 166.15 187.12 0.00 00:32:02 0.35 0.00 0.35 0.00 0.00 5.55 0.00 00:33:01 0.29 0.00 0.29 0.00 0.00 3.40 0.00 00:34:01 0.23 0.00 0.23 0.00 0.00 2.96 0.00 00:35:01 0.90 0.48 0.42 0.00 140.93 11.74 0.00 Average: 2.18 0.48 1.70 0.00 61.64 42.30 0.00 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:31:01 127576 0 620012 32.95 2620 1131336 1124892 38.39 421520 1131732 16 00:32:02 131612 0 615968 32.74 2620 1131344 1098760 37.50 431124 1118816 12 00:33:01 133364 0 614212 32.64 2620 1131348 1082168 36.93 431520 1117128 16 00:34:01 133576 0 614000 32.63 2620 1131348 1082216 36.93 431812 1117128 8 00:35:01 127576 0 615572 32.72 2620 1135776 1082760 36.95 429424 1125340 24 Average: 130741 0 615953 32.74 2620 1132230 1094159 37.34 429080 1122029 15 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:31:01 eth0 16.03 9.85 11.79 22.46 0.00 0.00 0.00 0.00 00:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:02 eth0 2.16 0.88 0.89 0.60 0.00 0.00 0.00 0.00 00:32:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 eth0 1.59 0.30 0.35 0.17 0.00 0.00 0.00 0.00 00:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 eth0 1.80 0.45 0.39 0.24 0.00 0.00 0.00 0.00 00:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 eth0 8.66 3.96 6.03 2.47 0.00 0.00 0.00 0.00 00:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 6.06 3.10 3.90 5.21 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 0.00 0.00 0.00 0.00 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) 01/12/21 _x86_64_ (4 CPU) 00:28:58 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:31:01 all 0.71 0.00 0.37 0.23 0.07 98.63 00:31:01 0 0.95 0.00 0.50 0.07 0.08 98.40 00:31:01 1 0.63 0.00 0.28 0.02 0.03 99.03 00:31:01 2 0.67 0.00 0.28 0.45 0.07 98.53 00:31:01 3 0.60 0.00 0.40 0.37 0.08 98.55 00:32:02 all 0.17 0.00 0.07 0.00 0.00 99.76 00:32:02 0 0.08 0.00 0.08 0.00 0.00 99.83 00:32:02 1 0.43 0.00 0.10 0.00 0.00 99.47 00:32:02 2 0.13 0.00 0.03 0.00 0.00 99.83 00:32:02 3 0.03 0.00 0.05 0.00 0.02 99.90 00:33:01 all 0.13 0.00 0.04 0.00 0.00 99.82 00:33:01 0 0.02 0.00 0.03 0.00 0.02 99.93 00:33:01 1 0.37 0.00 0.03 0.00 0.00 99.59 00:33:01 2 0.07 0.00 0.07 0.00 0.00 99.86 00:33:01 3 0.07 0.00 0.03 0.00 0.00 99.90 00:34:01 all 0.16 0.00 0.03 0.00 0.00 99.80 00:34:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:34:01 1 0.50 0.00 0.03 0.00 0.00 99.47 00:34:01 2 0.07 0.00 0.05 0.00 0.02 99.87 00:34:01 3 0.05 0.00 0.02 0.00 0.00 99.93 00:35:01 all 0.55 0.00 0.41 0.00 0.01 99.03 00:35:01 0 0.79 0.00 0.62 0.00 0.00 98.60 00:35:01 1 0.53 0.00 0.25 0.00 0.02 99.20 00:35:01 2 0.63 0.00 0.50 0.00 0.00 98.86 00:35:01 3 0.23 0.00 0.28 0.02 0.02 99.45 Average: all 0.34 0.00 0.18 0.05 0.02 99.41 Average: 0 0.37 0.00 0.25 0.01 0.02 99.34 Average: 1 0.50 0.00 0.14 0.00 0.01 99.35 Average: 2 0.31 0.00 0.19 0.09 0.02 99.39 Average: 3 0.20 0.00 0.16 0.08 0.02 99.54