---> uname -a: Linux prd-centos7-docker-4c-2g-2705.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% /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-229 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-229@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 719 96 0 1020 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:d8:e3:25 brd ff:ff:ff:ff:ff:ff inet 10.30.123.75/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85826sec preferred_lft 85826sec inet6 fe80::f816:3eff:fed8:e325/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:2f:0d:73:91 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::42:2fff:fe0d:7391/64 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) 05/03/21 _x86_64_ (4 CPU) 06:04:30 LINUX RESTART (4 CPU) 06:05:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:06:01 65.08 26.87 38.21 0.00 6362.57 3678.31 0.00 06:07:01 1.92 0.00 1.92 0.00 0.00 39.52 0.00 06:08:01 0.22 0.00 0.22 0.00 0.00 3.41 0.00 06:09:01 0.28 0.00 0.28 0.00 0.00 3.55 0.00 06:10:01 0.23 0.00 0.23 0.00 0.00 3.65 0.00 06:11:01 0.30 0.00 0.30 0.00 0.00 4.33 0.00 06:12:01 0.28 0.00 0.28 0.00 0.00 3.48 0.00 06:13:01 0.25 0.00 0.25 0.00 0.00 2.98 0.00 06:14:02 74.06 50.62 23.45 0.00 4137.15 9838.83 0.00 Average: 15.86 8.62 7.24 0.00 1167.29 1510.18 0.00 06:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:06:01 153056 0 619036 32.90 2620 1106832 1107816 37.81 428708 1100612 128 06:07:01 164508 0 607572 32.29 2620 1106844 1089708 37.19 421292 1097352 20 06:08:01 164208 0 607864 32.31 2620 1106852 1089784 37.19 432968 1086464 20 06:09:01 163024 0 609048 32.37 2620 1106852 1085636 37.05 435044 1085652 16 06:10:01 158344 0 613720 32.62 2620 1106860 1085660 37.05 459068 1066344 12 06:11:01 158368 0 613692 32.62 2620 1106864 1084656 37.02 459304 1066176 8 06:12:01 159280 0 612776 32.57 2620 1106868 1079468 36.84 458728 1066036 12 06:13:01 159536 0 612516 32.55 2620 1106872 1079468 36.84 458980 1066036 12 06:14:02 73672 0 723228 38.44 2620 1082024 1518484 51.82 593560 988532 89976 Average: 150444 0 624384 33.18 2620 1104096 1135631 38.76 460850 1069245 10023 06:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:06:01 eth0 582.73 352.78 1069.94 85.82 0.00 0.00 0.00 0.00 06:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 docker0 2.13 1.65 0.44 4.90 0.00 0.00 0.00 0.00 06:07:01 eth0 3.66 1.07 1.22 0.79 0.00 0.00 0.00 0.00 06:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 eth0 2.18 0.92 0.85 0.63 0.00 0.00 0.00 0.00 06:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 eth0 2.75 0.33 0.47 0.20 0.00 0.00 0.00 0.00 06:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 eth0 1.17 0.53 0.56 0.39 0.00 0.00 0.00 0.00 06:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 eth0 0.83 0.43 0.41 0.27 0.00 0.00 0.00 0.00 06:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 eth0 0.17 0.07 0.01 0.01 0.00 0.00 0.00 0.00 06:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 eth0 0.20 0.08 0.02 0.01 0.00 0.00 0.00 0.00 06:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:02 eth0 200.43 175.56 2163.20 43.93 0.00 0.00 0.00 0.00 06:14:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 88.27 59.11 359.96 14.68 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 0.18 0.05 0.54 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) 05/03/21 _x86_64_ (4 CPU) 06:04:30 LINUX RESTART (4 CPU) 06:05:01 CPU %user %nice %system %iowait %steal %idle 06:06:01 all 12.54 0.00 4.01 1.20 0.02 82.22 06:06:01 0 12.77 0.00 4.32 2.46 0.03 80.42 06:06:01 1 13.76 0.00 3.99 0.59 0.02 81.64 06:06:01 2 10.21 0.00 3.57 0.47 0.00 85.75 06:06:01 3 13.43 0.00 4.15 1.30 0.03 81.08 06:07:01 all 0.09 0.00 0.07 0.00 0.00 99.85 06:07:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:07:01 1 0.08 0.00 0.05 0.00 0.00 99.87 06:07:01 2 0.18 0.00 0.12 0.00 0.00 99.70 06:07:01 3 0.03 0.00 0.07 0.00 0.00 99.90 06:08:01 all 0.18 0.00 0.04 0.00 0.01 99.77 06:08:01 0 0.10 0.00 0.05 0.00 0.02 99.83 06:08:01 1 0.05 0.00 0.03 0.00 0.02 99.90 06:08:01 2 0.53 0.00 0.03 0.00 0.02 99.42 06:08:01 3 0.03 0.00 0.05 0.00 0.00 99.92 06:09:01 all 0.16 0.00 0.05 0.00 0.00 99.79 06:09:01 0 0.05 0.00 0.07 0.00 0.00 99.88 06:09:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:09:01 2 0.52 0.00 0.03 0.00 0.00 99.45 06:09:01 3 0.05 0.00 0.07 0.00 0.00 99.88 06:10:01 all 0.17 0.00 0.06 0.00 0.00 99.77 06:10:01 0 0.17 0.00 0.03 0.00 0.00 99.80 06:10:01 1 0.05 0.00 0.05 0.00 0.00 99.90 06:10:01 2 0.40 0.00 0.02 0.00 0.00 99.58 06:10:01 3 0.07 0.00 0.13 0.00 0.00 99.80 06:11:01 all 0.17 0.00 0.03 0.00 0.00 99.79 06:11:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:11:01 1 0.08 0.00 0.05 0.00 0.00 99.87 06:11:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:11:01 3 0.53 0.00 0.02 0.00 0.00 99.45 06:12:01 all 0.17 0.00 0.04 0.00 0.00 99.80 06:12:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:12:01 1 0.07 0.00 0.05 0.00 0.00 99.88 06:12:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:12:01 3 0.52 0.00 0.03 0.00 0.00 99.45 06:13:01 all 0.16 0.00 0.03 0.00 0.00 99.81 06:13:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:13:01 1 0.07 0.00 0.05 0.00 0.00 99.88 06:13:01 2 0.02 0.00 0.00 0.00 0.00 99.98 06:13:01 3 0.52 0.00 0.02 0.00 0.00 99.47 06:14:02 all 4.30 0.00 2.57 1.75 0.02 91.36 06:14:02 0 3.88 0.00 2.52 0.45 0.02 93.13 06:14:02 1 4.08 0.00 2.77 2.18 0.02 90.95 06:14:02 2 5.07 0.00 2.69 3.78 0.02 88.45 06:14:02 3 4.17 0.00 2.30 0.60 0.03 92.89 Average: all 1.98 0.00 0.76 0.33 0.01 96.93 Average: 0 1.88 0.00 0.78 0.32 0.01 97.01 Average: 1 2.02 0.00 0.78 0.31 0.01 96.89 Average: 2 1.88 0.00 0.72 0.47 0.00 96.93 Average: 3 2.13 0.00 0.75 0.21 0.01 96.90