---> uname -a: Linux prd-centos7-docker-4c-2g-19952.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-430 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-430@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 682 102 0 1052 1050 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:4c:53:e7 brd ff:ff:ff:ff:ff:ff inet 10.30.122.198/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:fe4c:53e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:2d:69:45:fe 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::42:2dff:fe69:45fe/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) 01/13/21 _x86_64_ (4 CPU) 11:04:39 LINUX RESTART (4 CPU) 11:05:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:06:01 128.97 48.59 80.38 0.00 7860.50 35486.02 0.00 11:07:01 3.03 0.05 2.98 0.00 1.60 108.06 0.00 11:08:01 0.42 0.00 0.42 0.00 0.00 6.86 0.00 11:09:01 0.25 0.00 0.25 0.00 0.00 2.43 0.00 11:10:01 60.76 50.64 10.12 0.00 4164.47 3441.95 0.00 Average: 38.70 19.86 18.84 0.00 2406.26 7813.13 0.00 11:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:01 152152 0 577092 30.67 2620 1149680 1120024 38.22 395828 1132876 132 11:07:01 152052 0 577284 30.68 2620 1149588 1120144 38.23 399356 1129352 20 11:08:01 156868 0 572464 30.43 2620 1149592 1079608 36.85 397256 1127724 8 11:09:01 157968 0 571364 30.37 2620 1149592 1079404 36.84 401168 1122932 16 11:10:01 66700 0 648596 34.47 2620 1163628 1473740 50.30 479372 1126956 61620 Average: 137148 0 589360 31.32 2620 1152416 1174584 40.09 414596 1127968 12359 11:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:06:01 eth0 485.42 298.64 1070.99 96.77 0.00 0.00 0.00 0.00 11:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 docker0 8.85 7.07 1.64 15.72 0.00 0.00 0.00 0.00 11:07:01 eth0 6.26 2.66 5.01 0.20 0.00 0.00 0.00 0.00 11:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 eth0 1.40 0.70 0.58 0.37 0.00 0.00 0.00 0.00 11:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 0.00 11:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 eth0 201.18 161.86 2169.21 16.89 0.00 0.00 0.00 0.00 11:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 138.93 92.82 649.31 22.86 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 1.77 1.42 0.33 3.14 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) 01/13/21 _x86_64_ (4 CPU) 11:04:39 LINUX RESTART (4 CPU) 11:05:01 CPU %user %nice %system %iowait %steal %idle 11:06:01 all 14.35 0.00 7.19 5.32 0.43 72.72 11:06:01 0 13.64 0.00 9.54 4.58 0.40 71.85 11:06:01 1 15.81 0.00 6.12 4.70 0.38 72.99 11:06:01 2 14.01 0.00 6.56 7.35 0.46 71.62 11:06:01 3 13.92 0.00 6.53 4.65 0.48 74.42 11:07:01 all 0.22 0.00 0.10 0.00 0.03 99.65 11:07:01 0 0.23 0.00 0.12 0.00 0.02 99.63 11:07:01 1 0.08 0.00 0.13 0.00 0.07 99.72 11:07:01 2 0.50 0.00 0.07 0.00 0.03 99.40 11:07:01 3 0.08 0.00 0.07 0.00 0.02 99.83 11:08:01 all 0.17 0.00 0.06 0.00 0.03 99.73 11:08:01 0 0.23 0.00 0.05 0.00 0.02 99.70 11:08:01 1 0.12 0.00 0.08 0.00 0.05 99.75 11:08:01 2 0.28 0.00 0.08 0.00 0.05 99.58 11:08:01 3 0.05 0.00 0.03 0.00 0.02 99.90 11:09:01 all 0.14 0.00 0.03 0.00 0.00 99.82 11:09:01 0 0.47 0.00 0.02 0.00 0.02 99.50 11:09:01 1 0.05 0.00 0.07 0.00 0.00 99.88 11:09:01 2 0.03 0.00 0.03 0.00 0.00 99.93 11:09:01 3 0.02 0.00 0.02 0.00 0.00 99.97 11:10:01 all 2.68 0.00 1.78 1.26 0.08 94.21 11:10:01 0 2.57 0.00 1.86 0.39 0.05 95.13 11:10:01 1 2.16 0.00 1.78 1.01 0.10 94.95 11:10:01 2 2.77 0.00 1.83 0.62 0.08 94.70 11:10:01 3 3.20 0.00 1.64 3.02 0.07 92.07 Average: all 3.45 0.00 1.80 1.29 0.11 93.34 Average: 0 3.36 0.00 2.27 0.97 0.10 93.30 Average: 1 3.59 0.00 1.61 1.12 0.12 93.56 Average: 2 3.46 0.00 1.69 1.56 0.12 93.16 Average: 3 3.40 0.00 1.63 1.51 0.11 93.35