---> uname -a: Linux prd-centos7-docker-4c-2g-21876.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-443 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-443@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 730 101 0 1005 1001 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:6b:b2:05 brd ff:ff:ff:ff:ff:ff inet 10.30.123.89/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86023sec preferred_lft 86023sec inet6 fe80::f816:3eff:fe6b:b205/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:6b:39:1f:b5 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::42:6bff:fe39:1fb5/64 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) 01/21/21 _x86_64_ (4 CPU) 06:59:31 LINUX RESTART (4 CPU) 07:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:01:01 72.89 27.14 45.75 0.00 6294.43 3937.06 0.00 07:02:01 2.11 0.08 2.03 0.00 1.60 44.51 0.00 07:03:01 0.30 0.00 0.30 0.00 0.00 2.88 0.00 07:04:01 0.22 0.00 0.22 0.00 0.00 3.85 0.00 07:05:01 0.23 0.00 0.23 0.00 0.00 3.36 0.00 Average: 15.16 5.45 9.71 0.00 1260.04 798.86 0.00 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:01:01 138636 0 634648 33.73 2620 1105640 1130528 38.58 407292 1134196 132 07:02:01 148100 0 625052 33.22 2620 1105772 1082100 36.93 407208 1126732 12 07:03:01 146448 0 626700 33.31 2620 1105776 1082172 36.93 408452 1127512 20 07:04:01 145520 0 627624 33.36 2620 1105780 1082316 36.94 420556 1116344 12 07:05:01 144888 0 628252 33.39 2620 1105784 1082388 36.94 419376 1117960 12 Average: 144718 0 628455 33.40 2620 1105750 1091901 37.26 412577 1124549 38 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:01:01 eth0 480.70 291.00 1052.17 97.11 0.00 0.00 0.00 0.00 07:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:01:01 docker0 7.74 5.97 1.60 16.44 0.00 0.00 0.00 0.00 07:02:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 07:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:03:01 eth0 1.53 0.27 0.27 0.02 0.00 0.00 0.00 0.00 07:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 eth0 1.50 0.58 0.62 0.36 0.00 0.00 0.00 0.00 07:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 eth0 1.00 0.45 0.32 0.24 0.00 0.00 0.00 0.00 07:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 97.03 58.51 210.82 19.56 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 1.55 1.20 0.32 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) 01/21/21 _x86_64_ (4 CPU) 06:59:31 LINUX RESTART (4 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:01:01 all 13.65 0.00 3.71 1.74 0.35 80.54 07:01:01 0 15.74 0.00 3.70 1.63 0.25 78.68 07:01:01 1 12.62 0.00 3.35 0.83 0.42 82.78 07:01:01 2 12.33 0.00 4.30 3.88 0.42 79.07 07:01:01 3 13.93 0.00 3.49 0.64 0.31 81.62 07:02:01 all 0.15 0.00 0.05 0.00 0.00 99.80 07:02:01 0 0.47 0.00 0.05 0.00 0.00 99.48 07:02:01 1 0.03 0.00 0.05 0.00 0.00 99.92 07:02:01 2 0.10 0.00 0.07 0.00 0.00 99.83 07:02:01 3 0.02 0.00 0.03 0.00 0.00 99.95 07:03:01 all 0.15 0.00 0.03 0.00 0.01 99.81 07:03:01 0 0.48 0.00 0.02 0.00 0.00 99.50 07:03:01 1 0.03 0.00 0.02 0.00 0.02 99.93 07:03:01 2 0.07 0.00 0.05 0.00 0.02 99.87 07:03:01 3 0.03 0.00 0.02 0.00 0.00 99.95 07:04:01 all 0.16 0.00 0.03 0.00 0.00 99.81 07:04:01 0 0.52 0.00 0.02 0.00 0.02 99.45 07:04:01 1 0.02 0.00 0.05 0.00 0.00 99.93 07:04:01 2 0.07 0.00 0.03 0.00 0.00 99.90 07:04:01 3 0.03 0.00 0.02 0.00 0.00 99.95 07:05:01 all 0.17 0.00 0.03 0.00 0.02 99.78 07:05:01 0 0.50 0.00 0.03 0.00 0.00 99.47 07:05:01 1 0.05 0.00 0.03 0.00 0.02 99.90 07:05:01 2 0.08 0.00 0.03 0.00 0.03 99.85 07:05:01 3 0.05 0.00 0.03 0.00 0.02 99.90 Average: all 2.82 0.00 0.76 0.34 0.08 96.00 Average: 0 3.50 0.00 0.75 0.32 0.05 95.38 Average: 1 2.52 0.00 0.69 0.16 0.09 96.53 Average: 2 2.50 0.00 0.89 0.77 0.09 95.75 Average: 3 2.78 0.00 0.71 0.13 0.06 96.32