---> uname -a: Linux prd-centos7-docker-4c-2g-772.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-224 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-224@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 730 114 0 992 1001 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:bc:67:c7 brd ff:ff:ff:ff:ff:ff inet 10.30.122.246/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85698sec preferred_lft 85698sec inet6 fe80::f816:3eff:febc:67c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:95:f8:7e:a6 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::42:95ff:fef8:7ea6/64 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) 04/19/21 _x86_64_ (4 CPU) 09:52:44 LINUX RESTART (4 CPU) 09:54:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:55:02 45.30 12.25 33.05 0.00 4538.68 2823.16 0.00 09:56:01 1.93 0.02 1.91 0.00 0.54 37.54 0.00 09:57:01 0.28 0.00 0.28 0.00 0.00 3.35 0.00 09:58:01 0.28 0.00 0.28 0.00 0.00 2.91 0.00 09:59:01 0.22 0.00 0.22 0.00 0.00 3.13 0.00 10:00:01 0.28 0.00 0.28 0.00 0.00 4.04 0.00 10:01:01 0.28 0.02 0.27 0.00 0.13 3.25 0.00 10:02:01 0.38 0.08 0.30 0.00 1.60 4.87 0.00 10:03:01 0.28 0.00 0.28 0.00 0.00 3.08 0.00 10:04:01 49.05 47.96 1.09 0.00 4011.14 26.04 0.00 Average: 9.87 6.06 3.81 0.00 859.35 292.48 0.00 09:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:55:02 147032 0 615140 32.69 2620 1116752 1131736 38.62 444248 1091056 136 09:56:01 153084 0 609080 32.37 2620 1116760 1103572 37.66 449192 1081120 12 09:57:01 155268 0 606892 32.25 2620 1116764 1073760 36.65 442544 1086600 8 09:58:01 154492 0 607664 32.30 2620 1116768 1073904 36.65 445960 1084048 16 09:59:01 154548 0 607604 32.29 2620 1116772 1073820 36.65 445500 1084048 12 10:00:01 153532 0 608608 32.35 2620 1116784 1074000 36.65 446844 1084052 16 10:01:01 153244 0 608896 32.36 2620 1116784 1076100 36.73 446400 1084048 8 10:02:01 154520 0 607492 32.29 2620 1116912 1074268 36.66 445780 1084116 8 10:03:01 154628 0 607380 32.28 2620 1116916 1074268 36.66 445964 1084116 16 10:04:01 79520 0 696980 37.04 2620 1102424 1522880 51.97 518928 1082672 38088 Average: 145987 0 617574 32.82 2620 1115364 1127831 38.49 453136 1084588 3832 09:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:55:02 eth0 101.29 73.80 473.75 27.71 0.00 0.00 0.00 0.00 09:55:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:55:02 docker0 2.16 1.66 0.43 4.83 0.00 0.00 0.00 0.00 09:56:01 eth0 0.59 0.42 0.28 0.24 0.00 0.00 0.00 0.00 09:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:57:01 eth0 0.42 0.08 0.04 0.01 0.00 0.00 0.00 0.00 09:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:58:01 eth0 1.15 0.40 0.31 0.21 0.00 0.00 0.00 0.00 09:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:59:01 eth0 1.50 0.18 0.25 0.07 0.00 0.00 0.00 0.00 09:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 eth0 0.60 0.38 0.28 0.21 0.00 0.00 0.00 0.00 10:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:01:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 0.00 10:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:02:01 eth0 0.10 0.07 0.01 0.01 0.00 0.00 0.00 0.00 10:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 eth0 0.07 0.02 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 eth0 72.82 52.94 590.14 39.40 0.00 0.00 0.00 0.00 10:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 17.95 12.90 107.02 6.82 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 0.22 0.17 0.04 0.49 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) 04/19/21 _x86_64_ (4 CPU) 09:52:44 LINUX RESTART (4 CPU) 09:54:01 CPU %user %nice %system %iowait %steal %idle 09:55:02 all 3.36 0.00 2.74 1.04 8.56 84.29 09:55:02 0 3.98 0.00 2.89 2.27 9.10 81.78 09:55:02 1 3.67 0.00 2.71 1.06 8.73 83.82 09:55:02 2 3.52 0.00 3.29 0.47 8.40 84.31 09:55:02 3 2.29 0.00 2.10 0.35 8.02 87.24 09:56:01 all 0.11 0.00 0.05 0.00 0.44 99.40 09:56:01 0 0.32 0.00 0.03 0.00 0.39 99.26 09:56:01 1 0.03 0.00 0.02 0.00 0.22 99.73 09:56:01 2 0.05 0.00 0.07 0.00 0.51 99.37 09:56:01 3 0.05 0.00 0.07 0.00 0.66 99.22 09:57:01 all 0.13 0.00 0.18 0.00 1.27 98.42 09:57:01 0 0.38 0.00 0.05 0.00 1.16 98.41 09:57:01 1 0.05 0.00 0.23 0.00 0.76 98.95 09:57:01 2 0.07 0.00 0.25 0.00 1.61 98.07 09:57:01 3 0.03 0.00 0.20 0.00 1.53 98.24 09:58:01 all 0.12 0.00 0.04 0.00 0.09 99.76 09:58:01 0 0.38 0.00 0.02 0.00 0.10 99.50 09:58:01 1 0.02 0.00 0.03 0.00 0.05 99.90 09:58:01 2 0.05 0.00 0.07 0.00 0.13 99.75 09:58:01 3 0.02 0.00 0.03 0.00 0.07 99.88 09:59:01 all 0.09 0.00 0.05 0.00 0.27 99.60 09:59:01 0 0.25 0.00 0.08 0.00 0.50 99.17 09:59:01 1 0.03 0.00 0.03 0.00 0.18 99.75 09:59:01 2 0.03 0.00 0.03 0.00 0.15 99.78 09:59:01 3 0.03 0.00 0.05 0.00 0.23 99.68 10:00:01 all 0.08 0.00 0.02 0.00 0.41 99.49 10:00:01 0 0.25 0.00 0.05 0.00 0.45 99.25 10:00:01 1 0.00 0.00 0.00 0.00 0.12 99.88 10:00:01 2 0.03 0.00 0.03 0.00 0.58 99.35 10:00:01 3 0.03 0.00 0.02 0.00 0.48 99.47 10:01:01 all 0.07 0.00 0.04 0.00 0.92 98.97 10:01:01 0 0.18 0.00 0.05 0.00 0.91 98.86 10:01:01 1 0.05 0.00 0.05 0.00 1.37 98.53 10:01:01 2 0.02 0.00 0.03 0.00 0.96 98.99 10:01:01 3 0.05 0.00 0.03 0.00 0.43 99.49 10:02:01 all 0.07 0.00 0.04 0.00 0.87 99.02 10:02:01 0 0.02 0.00 0.02 0.02 0.17 99.78 10:02:01 1 0.20 0.00 0.03 0.00 1.03 98.74 10:02:01 2 0.03 0.00 0.05 0.00 1.32 98.60 10:02:01 3 0.03 0.00 0.07 0.00 0.96 98.94 10:03:01 all 0.10 0.00 0.04 0.00 0.27 99.59 10:03:01 0 0.00 0.00 0.02 0.00 0.05 99.93 10:03:01 1 0.32 0.00 0.03 0.00 0.18 99.47 10:03:01 2 0.02 0.00 0.05 0.00 0.33 99.60 10:03:01 3 0.05 0.00 0.05 0.00 0.53 99.37 10:04:01 all 1.60 0.00 0.71 2.68 3.87 91.15 10:04:01 0 1.15 0.00 0.84 3.05 4.07 90.88 10:04:01 1 1.74 0.00 0.66 0.69 3.55 93.35 10:04:01 2 2.18 0.00 0.90 4.47 3.77 88.68 10:04:01 3 1.32 0.00 0.43 2.52 4.08 91.66 Average: all 0.58 0.00 0.40 0.38 1.72 96.93 Average: 0 0.70 0.00 0.41 0.54 1.71 96.64 Average: 1 0.62 0.00 0.39 0.18 1.65 97.16 Average: 2 0.61 0.00 0.48 0.49 1.79 96.62 Average: 3 0.40 0.00 0.31 0.29 1.72 97.28