---> uname -a: Linux prd-centos7-docker-4c-2g-13861.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/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/xfoundry_device-modbus-go_PR-194 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-194@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 719 100 0 1017 1012 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:26:8e:60 brd ff:ff:ff:ff:ff:ff inet 10.30.122.72/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85793sec preferred_lft 85793sec inet6 fe80::f816:3eff:fe26:8e60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:70:b8:d5:80 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::42:70ff:feb8:d580/64 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) 15:00:38 LINUX RESTART (4 CPU) 15:01:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:02:02 122.91 47.08 75.83 0.00 8086.45 33612.32 0.00 15:03:01 3.74 0.07 3.67 0.00 2.17 117.66 0.00 15:04:01 0.43 0.00 0.43 0.00 0.00 6.24 0.00 15:05:01 0.18 0.00 0.18 0.00 0.00 2.28 0.00 15:06:01 0.60 0.00 0.60 0.00 0.00 6.73 0.00 15:07:01 0.72 0.00 0.72 0.00 0.00 9.64 0.00 15:08:01 0.17 0.00 0.17 0.00 0.00 1.47 0.00 15:09:01 0.15 0.00 0.15 0.00 0.00 2.15 0.00 15:10:01 0.18 0.00 0.18 0.00 0.00 2.03 0.00 Average: 14.22 5.19 9.02 0.00 890.73 3717.73 0.00 15:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:02:02 155880 0 623008 33.11 2620 1100036 1113388 38.00 440188 1086584 140 15:03:01 162028 0 616744 32.78 2620 1100152 1085988 37.06 439608 1081892 20 15:04:01 160304 0 618464 32.87 2620 1100156 1078984 36.82 438116 1085548 12 15:05:01 160104 0 618660 32.88 2620 1100160 1079008 36.82 451896 1071868 16 15:06:01 161304 0 617456 32.82 2620 1100164 1078792 36.82 448192 1074484 8 15:07:01 158984 0 619768 32.94 2620 1100172 1079008 36.82 461200 1063632 8 15:08:01 160108 0 618644 32.88 2620 1100172 1078792 36.82 459916 1063632 8 15:09:01 159216 0 619528 32.93 2620 1100180 1078984 36.82 461200 1063632 8 15:10:01 159280 0 619460 32.92 2620 1100184 1079036 36.83 460960 1063632 8 Average: 159690 0 619081 32.90 2620 1100153 1083553 36.98 451253 1072767 25 15:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:02:02 eth0 395.43 281.73 1062.84 92.03 0.00 0.00 0.00 0.00 15:02:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:02:02 docker0 2.16 1.74 0.41 3.94 0.00 0.00 0.00 0.00 15:03:01 eth0 1.80 0.69 2.30 0.06 0.00 0.00 0.00 0.00 15:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:04:01 eth0 1.90 0.30 0.40 0.17 0.00 0.00 0.00 0.00 15:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 eth0 0.95 0.65 0.53 0.40 0.00 0.00 0.00 0.00 15:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 0.00 15:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 eth0 1.37 0.55 0.61 0.24 0.00 0.00 0.00 0.00 15:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 0.00 15:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 eth0 1.67 0.30 0.38 0.20 0.00 0.00 0.00 0.00 15:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 eth0 0.83 0.47 0.34 0.21 0.00 0.00 0.00 0.00 15:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 44.51 31.37 117.55 10.28 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 0.24 0.19 0.04 0.43 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) 15:00:38 LINUX RESTART (4 CPU) 15:01:01 CPU %user %nice %system %iowait %steal %idle 15:02:02 all 12.52 0.00 6.55 4.44 0.07 76.43 15:02:02 0 13.73 0.00 6.36 4.32 0.09 75.50 15:02:02 1 13.39 0.00 5.77 5.52 0.09 75.24 15:02:02 2 11.89 0.00 5.92 4.29 0.07 77.83 15:02:02 3 11.06 0.00 8.14 3.62 0.05 77.13 15:03:01 all 0.19 0.00 0.05 0.00 0.00 99.77 15:03:01 0 0.54 0.00 0.03 0.00 0.00 99.42 15:03:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:03:01 2 0.05 0.00 0.05 0.00 0.00 99.90 15:03:01 3 0.08 0.00 0.05 0.00 0.00 99.86 15:04:01 all 0.23 0.00 0.22 0.00 0.01 99.54 15:04:01 0 0.58 0.00 0.32 0.00 0.02 99.09 15:04:01 1 0.13 0.00 0.17 0.00 0.00 99.70 15:04:01 2 0.10 0.00 0.17 0.00 0.02 99.72 15:04:01 3 0.10 0.00 0.23 0.00 0.02 99.65 15:05:01 all 0.17 0.00 0.05 0.00 0.00 99.79 15:05:01 0 0.50 0.00 0.05 0.00 0.00 99.45 15:05:01 1 0.05 0.00 0.05 0.00 0.00 99.90 15:05:01 2 0.05 0.00 0.07 0.00 0.00 99.88 15:05:01 3 0.07 0.00 0.02 0.00 0.00 99.92 15:06:01 all 0.11 0.00 0.03 0.00 0.00 99.86 15:06:01 0 0.32 0.00 0.03 0.00 0.00 99.65 15:06:01 1 0.03 0.00 0.02 0.00 0.00 99.95 15:06:01 2 0.05 0.00 0.05 0.00 0.02 99.88 15:06:01 3 0.03 0.00 0.02 0.00 0.00 99.95 15:07:01 all 0.15 0.00 0.05 0.00 0.00 99.79 15:07:01 0 0.52 0.00 0.05 0.00 0.00 99.43 15:07:01 1 0.05 0.00 0.03 0.00 0.02 99.90 15:07:01 2 0.02 0.00 0.08 0.00 0.00 99.90 15:07:01 3 0.03 0.00 0.03 0.00 0.00 99.93 15:08:01 all 0.17 0.00 0.02 0.00 0.00 99.81 15:08:01 0 0.52 0.00 0.02 0.00 0.02 99.45 15:08:01 1 0.08 0.00 0.05 0.00 0.00 99.87 15:08:01 2 0.03 0.00 0.02 0.00 0.00 99.95 15:08:01 3 0.03 0.00 0.00 0.00 0.00 99.97 15:09:01 all 0.17 0.00 0.04 0.00 0.00 99.79 15:09:01 0 0.53 0.00 0.03 0.00 0.00 99.43 15:09:01 1 0.07 0.00 0.03 0.00 0.00 99.90 15:09:01 2 0.07 0.00 0.05 0.00 0.00 99.88 15:09:01 3 0.02 0.00 0.03 0.00 0.00 99.95 15:10:01 all 0.16 0.00 0.04 0.00 0.00 99.80 15:10:01 0 0.50 0.00 0.05 0.00 0.00 99.45 15:10:01 1 0.07 0.00 0.03 0.00 0.00 99.90 15:10:01 2 0.03 0.00 0.03 0.00 0.00 99.93 15:10:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 1.51 0.00 0.76 0.48 0.01 97.24 Average: 0 1.93 0.00 0.75 0.47 0.01 96.84 Average: 1 1.51 0.00 0.67 0.60 0.01 97.20 Average: 2 1.34 0.00 0.70 0.47 0.01 97.49 Average: 3 1.24 0.00 0.93 0.39 0.01 97.43