---> uname -a: Linux prd-centos7-docker-4c-2g-13803.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 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/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-374 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-374@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 713 78 0 1045 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:d0:43:88 brd ff:ff:ff:ff:ff:ff inet 10.30.123.171/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86049sec preferred_lft 86049sec inet6 fe80::f816:3eff:fed0:4388/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:bc:68:6f:d7 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:bcff:fe68:6fd7/64 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) 11/30/20 _x86_64_ (4 CPU) 06:19:02 LINUX RESTART (4 CPU) 06:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:21:01 23.99 5.88 18.12 0.00 1333.02 3071.22 0.00 06:22:01 1.58 0.00 1.58 0.00 0.00 28.11 0.00 06:23:01 0.25 0.00 0.25 0.00 0.00 3.65 0.00 06:24:01 0.17 0.00 0.17 0.00 0.00 2.28 0.00 Average: 6.43 1.45 4.98 0.00 329.16 766.91 0.00 06:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:21:01 166632 0 576740 30.65 2620 1135552 1107644 37.80 393680 1121012 16 06:22:01 170412 0 572952 30.45 2620 1135560 1075536 36.71 400936 1110700 20 06:23:01 170316 0 573044 30.46 2620 1135564 1075608 36.71 400412 1111492 16 06:24:01 169980 0 573376 30.47 2620 1135568 1075476 36.70 405484 1106948 20 Average: 169335 0 574028 30.51 2620 1135561 1083566 36.98 400128 1112538 18 06:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:21:01 eth0 38.54 31.90 41.21 23.20 0.00 0.00 0.00 0.00 06:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 docker0 7.31 5.74 1.36 13.31 0.00 0.00 0.00 0.00 06:22:01 eth0 1.58 0.45 0.37 0.21 0.00 0.00 0.00 0.00 06:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 eth0 2.42 0.93 0.92 0.60 0.00 0.00 0.00 0.00 06:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 eth0 1.75 0.60 0.60 0.22 0.00 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 10.96 8.37 10.65 5.99 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 1.42 0.34 3.29 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) 11/30/20 _x86_64_ (4 CPU) 06:19:02 LINUX RESTART (4 CPU) 06:20:02 CPU %user %nice %system %iowait %steal %idle 06:21:01 all 1.79 0.00 1.39 0.57 0.00 96.24 06:21:01 0 1.69 0.00 1.36 0.03 0.00 96.92 06:21:01 1 1.63 0.00 1.78 0.32 0.02 96.24 06:21:01 2 2.19 0.00 1.07 1.39 0.00 95.34 06:21:01 3 1.65 0.00 1.33 0.54 0.00 96.48 06:22:01 all 0.17 0.00 0.05 0.00 0.00 99.77 06:22:01 0 0.03 0.00 0.07 0.00 0.00 99.90 06:22:01 1 0.05 0.00 0.07 0.00 0.00 99.88 06:22:01 2 0.55 0.00 0.03 0.00 0.00 99.42 06:22:01 3 0.05 0.00 0.05 0.02 0.00 99.88 06:23:01 all 0.18 0.00 0.10 0.00 0.00 99.72 06:23:01 0 0.05 0.00 0.12 0.00 0.00 99.83 06:23:01 1 0.03 0.00 0.05 0.00 0.00 99.92 06:23:01 2 0.57 0.00 0.13 0.00 0.00 99.30 06:23:01 3 0.08 0.00 0.10 0.00 0.00 99.82 06:24:01 all 0.17 0.00 0.04 0.00 0.00 99.79 06:24:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:24:01 1 0.07 0.00 0.05 0.00 0.00 99.88 06:24:01 2 0.50 0.00 0.02 0.00 0.00 99.48 06:24:01 3 0.07 0.00 0.03 0.00 0.02 99.88 Average: all 0.57 0.00 0.39 0.14 0.00 98.89 Average: 0 0.44 0.00 0.39 0.01 0.00 99.15 Average: 1 0.44 0.00 0.48 0.08 0.00 98.99 Average: 2 0.95 0.00 0.31 0.34 0.00 98.40 Average: 3 0.46 0.00 0.37 0.14 0.00 99.03