---> uname -a: Linux prd-centos7-docker-4c-2g-13832.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: 2933.438 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% /w/workspace/dry_go-mod-core-contracts_PR-375@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 /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-375 ---> free -m: total used free shared buff/cache available Mem: 1837 680 106 0 1050 1052 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:f4:d2:0a brd ff:ff:ff:ff:ff:ff inet 10.30.123.112/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85994sec preferred_lft 85994sec inet6 fe80::f816:3eff:fef4:d20a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:71:9c:65:71 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::42:71ff:fe9c:6571/64 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) 08:45:56 LINUX RESTART (4 CPU) 08:47:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:48:01 5.61 2.61 3.00 0.00 193.91 67.40 0.00 08:49:01 0.50 0.00 0.50 0.00 0.00 6.93 0.00 08:50:01 0.28 0.00 0.28 0.00 0.00 3.68 0.00 08:51:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 08:52:01 0.25 0.00 0.25 0.00 0.00 3.45 0.00 Average: 1.38 0.52 0.86 0.00 38.79 16.99 0.00 08:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:48:01 142688 0 579156 30.78 2620 1157080 1103004 37.64 421108 1116452 8 08:49:01 148612 0 573228 30.47 2620 1157084 1062252 36.25 422780 1109804 12 08:50:01 148876 0 572956 30.45 2620 1157092 1062312 36.25 423208 1109804 8 08:51:01 148192 0 573640 30.49 2620 1157092 1062420 36.26 423708 1109804 12 08:52:01 146152 0 575672 30.60 2620 1157100 1062336 36.26 421760 1114048 20 Average: 146904 0 574930 30.56 2620 1157090 1070465 36.53 422513 1111982 12 08:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:48:01 eth0 11.82 8.77 8.73 23.02 0.00 0.00 0.00 0.00 08:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:49:01 eth0 0.43 0.08 0.02 0.04 0.00 0.00 0.00 0.00 08:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 eth0 0.77 0.23 0.27 0.02 0.00 0.00 0.00 0.00 08:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:51:01 eth0 0.53 0.43 0.27 0.21 0.00 0.00 0.00 0.00 08:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:52:01 eth0 0.32 0.22 0.14 0.07 0.00 0.00 0.00 0.00 08:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 2.77 1.95 1.89 4.67 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) 11/30/20 _x86_64_ (4 CPU) 08:45:56 LINUX RESTART (4 CPU) 08:47:01 CPU %user %nice %system %iowait %steal %idle 08:48:01 all 1.00 0.00 0.21 0.02 0.01 98.76 08:48:01 0 0.90 0.00 0.23 0.05 0.02 98.80 08:48:01 1 1.40 0.00 0.25 0.00 0.00 98.35 08:48:01 2 1.28 0.00 0.18 0.02 0.02 98.50 08:48:01 3 0.42 0.00 0.17 0.02 0.00 99.40 08:49:01 all 0.17 0.00 0.05 0.00 0.00 99.78 08:49:01 0 0.03 0.00 0.05 0.00 0.00 99.92 08:49:01 1 0.07 0.00 0.05 0.00 0.00 99.88 08:49:01 2 0.52 0.00 0.07 0.00 0.00 99.42 08:49:01 3 0.05 0.00 0.05 0.00 0.00 99.90 08:50:01 all 0.10 0.00 0.04 0.00 0.00 99.86 08:50:01 0 0.03 0.00 0.07 0.00 0.00 99.90 08:50:01 1 0.05 0.00 0.02 0.00 0.00 99.93 08:50:01 2 0.30 0.00 0.05 0.00 0.00 99.65 08:50:01 3 0.02 0.00 0.02 0.00 0.00 99.97 08:51:01 all 0.09 0.00 0.04 0.00 0.00 99.87 08:51:01 0 0.10 0.00 0.03 0.00 0.00 99.87 08:51:01 1 0.05 0.00 0.03 0.00 0.00 99.92 08:51:01 2 0.17 0.00 0.07 0.00 0.00 99.77 08:51:01 3 0.03 0.00 0.02 0.00 0.00 99.95 08:52:01 all 0.18 0.00 0.12 0.00 0.01 99.69 08:52:01 0 0.08 0.00 0.17 0.00 0.00 99.75 08:52:01 1 0.07 0.00 0.13 0.00 0.00 99.80 08:52:01 2 0.52 0.00 0.08 0.00 0.02 99.38 08:52:01 3 0.05 0.00 0.10 0.00 0.02 99.83 Average: all 0.31 0.00 0.09 0.00 0.00 99.59 Average: 0 0.23 0.00 0.11 0.01 0.00 99.65 Average: 1 0.33 0.00 0.10 0.00 0.00 99.58 Average: 2 0.56 0.00 0.09 0.00 0.01 99.34 Average: 3 0.11 0.00 0.07 0.00 0.00 99.81