---> uname -a: Linux prd-centos7-docker-4c-2g-25707.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/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-217 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-217@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 738 66 0 1032 993 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:ca:a9:d2 brd ff:ff:ff:ff:ff:ff inet 10.30.123.42/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85599sec preferred_lft 85599sec inet6 fe80::f816:3eff:feca:a9d2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:11:df:26:bf 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::42:11ff:fedf:26bf/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) 02/09/21 _x86_64_ (4 CPU) 05:27:11 LINUX RESTART (4 CPU) 05:28:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:29:01 82.52 39.33 43.19 0.00 6193.41 14790.69 0.00 05:30:01 22.02 5.99 16.03 0.00 1688.21 2189.31 0.00 05:31:01 0.53 0.02 0.52 0.00 0.53 9.48 0.00 05:32:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 05:33:01 0.25 0.00 0.25 0.00 0.00 3.51 0.00 05:34:01 0.35 0.00 0.35 0.00 0.00 4.46 0.00 05:35:01 0.23 0.00 0.23 0.00 0.00 2.46 0.00 05:36:01 0.23 0.00 0.23 0.00 0.00 3.46 0.00 05:37:01 0.25 0.00 0.25 0.00 0.00 3.11 0.00 05:38:01 0.28 0.00 0.28 0.00 0.00 3.34 0.00 05:39:01 0.25 0.00 0.25 0.00 0.00 2.70 0.00 05:40:02 57.93 49.53 8.40 0.00 4224.13 2040.18 0.00 Average: 13.67 7.88 5.79 0.00 1001.95 1570.17 0.00 05:28:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:29:01 111328 0 564336 29.99 2620 1203260 1104312 37.69 418708 1157584 11556 05:30:01 163200 0 603376 32.07 2620 1112348 1164196 39.73 420024 1096732 20 05:31:01 175492 0 591080 31.41 2620 1112352 1083136 36.97 419244 1087104 8 05:32:01 172960 0 593552 31.55 2620 1112412 1083364 36.97 421904 1087356 24 05:33:01 172168 0 594396 31.59 2620 1112360 1083448 36.98 424444 1085304 8 05:34:01 172468 0 594088 31.57 2620 1112368 1083364 36.97 427604 1081992 8 05:35:01 174404 0 592152 31.47 2620 1112368 1083136 36.97 426208 1081988 8 05:36:01 172508 0 594044 31.57 2620 1112372 1083424 36.98 427776 1081988 8 05:37:01 174196 0 592348 31.48 2620 1112380 1083136 36.97 426228 1081988 8 05:38:01 174320 0 592220 31.48 2620 1112384 1083136 36.97 426232 1081988 8 05:39:01 174232 0 592304 31.48 2620 1112388 1083220 36.97 426672 1081988 8 05:40:02 67640 0 639368 33.98 2620 1171916 1287176 43.93 455392 1148292 60492 Average: 158743 0 595272 31.64 2620 1124909 1108754 37.84 426703 1096192 6013 05:28:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:29:01 eth0 168.58 139.74 714.15 63.29 0.00 0.00 0.00 0.00 05:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 eth0 59.90 45.53 344.00 25.18 0.00 0.00 0.00 0.00 05:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 docker0 2.10 1.69 0.41 4.36 0.00 0.00 0.00 0.00 05:31:01 eth0 1.07 0.02 0.10 0.00 0.00 0.00 0.00 0.00 05:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 eth0 2.75 1.20 2.63 0.23 0.00 0.00 0.00 0.00 05:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:33:01 eth0 0.90 0.68 0.56 0.43 0.00 0.00 0.00 0.00 05:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:34:01 eth0 0.33 0.27 0.15 0.08 0.00 0.00 0.00 0.00 05:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:35:01 eth0 0.82 0.08 0.08 0.01 0.00 0.00 0.00 0.00 05:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 eth0 1.08 0.62 0.56 0.37 0.00 0.00 0.00 0.00 05:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 0.00 05:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 05:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 eth0 1.50 0.15 0.18 0.07 0.00 0.00 0.00 0.00 05:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:02 eth0 147.68 117.61 1497.59 16.02 0.00 0.00 0.00 0.00 05:40:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 31.88 25.35 212.80 8.72 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 0.17 0.14 0.03 0.36 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) 02/09/21 _x86_64_ (4 CPU) 05:27:11 LINUX RESTART (4 CPU) 05:28:02 CPU %user %nice %system %iowait %steal %idle 05:29:01 all 12.75 0.00 5.81 3.06 22.94 55.44 05:29:01 0 11.35 0.00 5.22 3.80 25.21 54.42 05:29:01 1 15.16 0.00 6.80 2.49 21.70 53.85 05:29:01 2 11.48 0.00 6.19 3.45 22.55 56.33 05:29:01 3 13.13 0.00 5.06 2.45 22.20 57.15 05:30:01 all 1.77 0.00 2.28 0.24 9.91 85.80 05:30:01 0 1.71 0.00 2.56 0.29 10.62 84.81 05:30:01 1 1.44 0.00 1.89 0.11 10.11 86.45 05:30:01 2 2.00 0.00 2.82 0.41 9.26 85.50 05:30:01 3 1.93 0.00 1.86 0.15 9.63 86.43 05:31:01 all 0.09 0.00 0.14 0.00 1.75 98.03 05:31:01 0 0.20 0.00 0.10 0.00 1.85 97.86 05:31:01 1 0.05 0.00 0.18 0.00 1.75 98.02 05:31:01 2 0.07 0.00 0.13 0.00 1.11 98.69 05:31:01 3 0.03 0.00 0.13 0.00 2.28 97.55 05:32:01 all 0.10 0.00 0.11 0.00 1.24 98.55 05:32:01 0 0.28 0.00 0.13 0.00 1.32 98.27 05:32:01 1 0.03 0.00 0.07 0.00 1.52 98.38 05:32:01 2 0.03 0.00 0.15 0.00 1.26 98.56 05:32:01 3 0.05 0.00 0.08 0.00 0.86 99.01 05:33:01 all 0.09 0.00 0.05 0.00 1.64 98.22 05:33:01 0 0.23 0.00 0.03 0.00 1.77 97.96 05:33:01 1 0.03 0.00 0.03 0.00 1.92 98.01 05:33:01 2 0.07 0.00 0.07 0.00 1.94 97.93 05:33:01 3 0.05 0.00 0.05 0.00 0.91 98.99 05:34:01 all 0.06 0.00 0.22 0.00 2.50 97.22 05:34:01 0 0.05 0.00 0.03 0.00 2.41 97.51 05:34:01 1 0.05 0.00 0.20 0.00 2.32 97.43 05:34:01 2 0.12 0.00 0.38 0.00 2.11 97.40 05:34:01 3 0.03 0.00 0.26 0.00 3.16 96.55 05:35:01 all 0.08 0.00 0.05 0.00 0.44 99.43 05:35:01 0 0.02 0.00 0.05 0.00 0.10 99.83 05:35:01 1 0.05 0.00 0.07 0.00 0.81 99.07 05:35:01 2 0.23 0.00 0.05 0.00 0.43 99.29 05:35:01 3 0.02 0.00 0.02 0.00 0.43 99.54 05:36:01 all 0.08 0.00 0.04 0.00 0.98 98.90 05:36:01 0 0.03 0.00 0.02 0.00 0.35 99.60 05:36:01 1 0.10 0.00 0.05 0.00 1.81 98.04 05:36:01 2 0.08 0.00 0.03 0.00 0.45 99.44 05:36:01 3 0.12 0.00 0.07 0.00 1.31 98.51 05:37:01 all 0.10 0.00 0.04 0.00 0.26 99.60 05:37:01 0 0.13 0.00 0.05 0.00 0.10 99.72 05:37:01 1 0.18 0.00 0.05 0.00 0.45 99.32 05:37:01 2 0.02 0.00 0.03 0.00 0.33 99.62 05:37:01 3 0.05 0.00 0.02 0.00 0.17 99.77 05:38:01 all 0.09 0.00 0.02 0.00 1.28 98.61 05:38:01 0 0.26 0.00 0.02 0.00 1.34 98.38 05:38:01 1 0.05 0.00 0.03 0.00 1.58 98.34 05:38:01 2 0.02 0.00 0.02 0.00 0.56 99.40 05:38:01 3 0.02 0.00 0.03 0.00 1.62 98.33 05:39:01 all 0.08 0.00 0.02 0.02 0.57 99.31 05:39:01 0 0.03 0.00 0.03 0.00 0.81 99.12 05:39:01 1 0.02 0.00 0.02 0.00 0.18 99.78 05:39:01 2 0.23 0.00 0.03 0.00 0.63 99.10 05:39:01 3 0.03 0.00 0.02 0.07 0.65 99.24 05:39:01 CPU %user %nice %system %iowait %steal %idle 05:40:02 all 2.27 0.00 1.50 2.18 8.37 85.68 05:40:02 0 1.73 0.00 1.84 0.15 9.28 87.00 05:40:02 1 2.28 0.00 1.42 1.07 8.55 86.68 05:40:02 2 2.90 0.00 1.18 2.21 7.15 86.56 05:40:02 3 2.16 0.00 1.57 5.30 8.48 82.48 Average: all 1.49 0.00 0.87 0.47 4.38 92.79 Average: 0 1.39 0.00 0.87 0.37 4.72 92.66 Average: 1 1.62 0.00 0.90 0.31 4.42 92.75 Average: 2 1.46 0.00 0.94 0.52 4.04 93.05 Average: 3 1.49 0.00 0.77 0.68 4.36 92.70