---> uname -a: Linux prd-centos7-docker-4c-2g-17260.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% /w/workspace/xfoundry_device-modbus-go_PR-208@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/xfoundry_device-modbus-go_PR-208 ---> free -m: total used free shared buff/cache available Mem: 1837 685 101 0 1050 1047 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:1f:0d:d3 brd ff:ff:ff:ff:ff:ff inet 10.30.123.191/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85738sec preferred_lft 85738sec inet6 fe80::f816:3eff:fe1f:dd3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:29:36:be:06 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::42:29ff:fe36:be06/64 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) 12/23/20 _x86_64_ (4 CPU) 14:01:19 LINUX RESTART (4 CPU) 14:02:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:03:01 42.72 12.37 30.35 0.00 4443.22 2887.07 0.00 14:04:01 1.88 0.00 1.88 0.00 0.00 37.61 0.00 14:05:01 0.17 0.00 0.17 0.00 0.00 2.43 0.00 14:06:01 0.35 0.00 0.35 0.00 0.00 5.51 0.00 14:07:01 0.20 0.00 0.20 0.00 0.00 2.88 0.00 14:08:01 0.37 0.00 0.37 0.00 0.00 4.70 0.00 14:09:01 0.20 0.00 0.20 0.00 0.00 2.56 0.00 14:10:01 0.15 0.00 0.15 0.00 0.00 1.88 0.00 14:11:01 0.28 0.00 0.28 0.00 0.00 3.35 0.00 14:12:01 0.33 0.10 0.23 0.00 7.46 2.71 0.00 Average: 4.67 1.25 3.42 0.00 445.23 295.18 0.00 14:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:03:01 155744 0 585120 31.10 2620 1138060 1096896 37.44 432688 1093572 136 14:04:01 161844 0 578956 30.77 2620 1138124 1072808 36.61 429624 1091588 20 14:05:01 161364 0 579488 30.80 2620 1138072 1072988 36.62 430644 1091572 8 14:06:01 161380 0 579468 30.80 2620 1138076 1073012 36.62 430796 1091572 8 14:07:01 162336 0 578508 30.75 2620 1138080 1072880 36.62 425352 1096140 8 14:08:01 162088 0 578752 30.76 2620 1138084 1072868 36.62 425312 1096140 8 14:09:01 161768 0 579068 30.78 2620 1138088 1072928 36.62 425356 1096312 8 14:10:01 162516 0 578316 30.74 2620 1138092 1072808 36.61 424824 1096312 8 14:11:01 162600 0 578224 30.73 2620 1138100 1072808 36.61 424832 1096312 16 14:12:01 151980 0 588572 31.28 2620 1138372 1086864 37.09 433748 1096368 64 Average: 160362 0 580447 30.85 2620 1138115 1076686 36.75 428318 1094589 28 14:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:03:01 eth0 153.19 109.97 459.96 39.02 0.00 0.00 0.00 0.00 14:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:03:01 docker0 2.13 1.91 0.44 4.18 0.00 0.00 0.00 0.00 14:04:01 eth0 1.15 0.00 0.11 0.00 0.00 0.00 0.00 0.00 14:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:01 eth0 1.52 0.68 0.62 0.37 0.00 0.00 0.00 0.00 14:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:06:01 eth0 0.52 0.30 0.27 0.23 0.00 0.00 0.00 0.00 14:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:07:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 0.00 14:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:08:01 eth0 0.57 0.10 0.11 0.01 0.00 0.00 0.00 0.00 14:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:09:01 eth0 0.60 0.35 0.28 0.20 0.00 0.00 0.00 0.00 14:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 14:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:11:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 14:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:12:01 eth0 4.03 2.65 3.99 1.33 0.00 0.00 0.00 0.00 14:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 16.20 11.44 46.56 4.13 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 0.21 0.19 0.04 0.42 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) 12/23/20 _x86_64_ (4 CPU) 14:01:19 LINUX RESTART (4 CPU) 14:02:01 CPU %user %nice %system %iowait %steal %idle 14:03:01 all 3.33 0.00 2.27 1.00 0.05 93.35 14:03:01 0 3.57 0.00 2.65 2.38 0.05 91.35 14:03:01 1 3.24 0.00 2.27 0.27 0.05 94.18 14:03:01 2 3.35 0.00 2.18 0.20 0.05 94.22 14:03:01 3 3.14 0.00 1.97 1.16 0.07 93.66 14:04:01 all 0.16 0.00 0.07 0.00 0.00 99.76 14:04:01 0 0.02 0.00 0.05 0.00 0.00 99.93 14:04:01 1 0.07 0.00 0.10 0.00 0.00 99.83 14:04:01 2 0.02 0.00 0.07 0.00 0.02 99.90 14:04:01 3 0.55 0.00 0.07 0.00 0.00 99.38 14:05:01 all 0.07 0.00 0.04 0.00 0.00 99.89 14:05:01 0 0.03 0.00 0.02 0.00 0.00 99.95 14:05:01 1 0.08 0.00 0.05 0.00 0.00 99.87 14:05:01 2 0.05 0.00 0.05 0.00 0.00 99.90 14:05:01 3 0.10 0.00 0.03 0.00 0.02 99.85 14:06:01 all 0.17 0.00 0.03 0.00 0.00 99.80 14:06:01 0 0.08 0.00 0.02 0.00 0.00 99.90 14:06:01 1 0.05 0.00 0.05 0.00 0.00 99.90 14:06:01 2 0.02 0.00 0.02 0.00 0.00 99.97 14:06:01 3 0.53 0.00 0.03 0.00 0.00 99.43 14:07:01 all 0.18 0.00 0.11 0.00 0.01 99.70 14:07:01 0 0.03 0.00 0.05 0.00 0.00 99.92 14:07:01 1 0.07 0.00 0.17 0.00 0.02 99.75 14:07:01 2 0.05 0.00 0.12 0.00 0.02 99.82 14:07:01 3 0.55 0.00 0.12 0.00 0.00 99.33 14:08:01 all 0.14 0.00 0.04 0.00 0.00 99.82 14:08:01 0 0.02 0.00 0.03 0.00 0.00 99.95 14:08:01 1 0.03 0.00 0.05 0.00 0.00 99.92 14:08:01 2 0.02 0.00 0.05 0.00 0.00 99.93 14:08:01 3 0.50 0.00 0.02 0.00 0.00 99.48 14:09:01 all 0.17 0.00 0.04 0.00 0.00 99.80 14:09:01 0 0.03 0.00 0.02 0.00 0.00 99.95 14:09:01 1 0.25 0.00 0.08 0.00 0.00 99.67 14:09:01 2 0.03 0.00 0.03 0.00 0.00 99.93 14:09:01 3 0.35 0.00 0.02 0.00 0.00 99.63 14:10:01 all 0.15 0.00 0.02 0.00 0.00 99.82 14:10:01 0 0.02 0.00 0.00 0.00 0.00 99.98 14:10:01 1 0.52 0.00 0.03 0.00 0.02 99.43 14:10:01 2 0.05 0.00 0.05 0.00 0.00 99.90 14:10:01 3 0.02 0.00 0.02 0.00 0.00 99.97 14:11:01 all 0.12 0.00 0.04 0.00 0.00 99.84 14:11:01 0 0.00 0.00 0.02 0.00 0.00 99.98 14:11:01 1 0.37 0.00 0.08 0.00 0.00 99.55 14:11:01 2 0.05 0.00 0.03 0.00 0.00 99.92 14:11:01 3 0.05 0.00 0.03 0.00 0.02 99.90 14:12:01 all 0.34 0.00 0.26 0.00 0.00 99.40 14:12:01 0 0.30 0.00 0.42 0.00 0.02 99.27 14:12:01 1 0.62 0.00 0.15 0.02 0.00 99.22 14:12:01 2 0.32 0.00 0.32 0.00 0.00 99.37 14:12:01 3 0.12 0.00 0.15 0.00 0.00 99.73 Average: all 0.48 0.00 0.29 0.10 0.01 99.12 Average: 0 0.41 0.00 0.33 0.24 0.01 99.02 Average: 1 0.53 0.00 0.30 0.03 0.01 99.13 Average: 2 0.39 0.00 0.29 0.02 0.01 99.29 Average: 3 0.59 0.00 0.24 0.12 0.01 99.04