---> uname -a: Linux prd-centos7-docker-4c-2g-1142.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/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 724 96 0 1016 1008 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:3a:3c:de brd ff:ff:ff:ff:ff:ff inet 10.30.123.178/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:fe3a:3cde/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:f5:53:f2:05 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:f5ff:fe53:f205/64 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) 04/20/21 _x86_64_ (4 CPU) 08:54:11 LINUX RESTART (4 CPU) 08:55:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:56:01 23.08 5.39 17.69 0.00 1612.25 3008.90 0.00 08:57:01 1.95 0.02 1.93 0.00 0.53 36.95 0.00 08:58:01 0.18 0.00 0.18 0.00 0.00 2.16 0.00 08:59:01 0.37 0.00 0.37 0.00 0.00 5.90 0.00 09:00:01 0.22 0.00 0.22 0.00 0.00 2.22 0.00 09:01:01 0.37 0.02 0.35 0.00 0.13 4.70 0.00 09:02:01 49.32 48.09 1.23 0.00 4018.10 28.75 0.00 Average: 10.79 7.65 3.14 0.00 804.89 441.56 0.00 08:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:56:01 165036 0 606784 32.25 2620 1107104 1103300 37.65 442132 1076472 20 08:57:01 167628 0 604180 32.11 2620 1107116 1081688 36.92 440656 1075320 20 08:58:01 164672 0 607132 32.27 2620 1107120 1081844 36.92 438636 1080468 8 08:59:01 166080 0 605720 32.19 2620 1107124 1081604 36.91 447516 1070400 8 09:00:01 162244 0 609552 32.40 2620 1107128 1081664 36.92 450980 1071092 16 09:01:01 159996 0 611796 32.52 2620 1107132 1084372 37.01 457760 1066040 20 09:02:01 66748 0 691208 36.74 2620 1120968 1512056 51.60 529396 1081828 73992 Average: 150343 0 619482 32.92 2620 1109099 1146647 39.13 458154 1074517 10583 08:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:56:01 eth0 63.67 50.57 338.74 12.98 0.00 0.00 0.00 0.00 08:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:56:01 docker0 2.16 1.70 0.43 4.90 0.00 0.00 0.00 0.00 08:57:01 eth0 4.41 2.01 3.11 0.13 0.00 0.00 0.00 0.00 08:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 eth0 0.97 0.83 0.57 0.41 0.00 0.00 0.00 0.00 08:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 eth0 0.05 0.02 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 eth0 0.25 0.20 0.08 0.07 0.00 0.00 0.00 0.00 09:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 09:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 eth0 81.90 61.51 849.54 7.76 0.00 0.00 0.00 0.00 09:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.63 16.47 170.39 3.05 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 0.31 0.24 0.06 0.70 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) 04/20/21 _x86_64_ (4 CPU) 08:54:11 LINUX RESTART (4 CPU) 08:55:01 CPU %user %nice %system %iowait %steal %idle 08:56:01 all 2.31 0.00 1.62 0.36 0.03 95.68 08:56:01 0 2.23 0.00 1.39 0.10 0.03 96.24 08:56:01 1 2.05 0.00 1.90 1.02 0.02 95.02 08:56:01 2 2.15 0.00 1.90 0.18 0.03 95.74 08:56:01 3 2.82 0.00 1.29 0.12 0.03 95.73 08:57:01 all 0.18 0.00 0.07 0.00 0.00 99.75 08:57:01 0 0.08 0.00 0.10 0.00 0.00 99.82 08:57:01 1 0.18 0.00 0.05 0.00 0.00 99.77 08:57:01 2 0.08 0.00 0.03 0.00 0.00 99.88 08:57:01 3 0.37 0.00 0.08 0.00 0.02 99.53 08:58:01 all 0.17 0.00 0.10 0.00 0.03 99.70 08:58:01 0 0.07 0.00 0.10 0.00 0.02 99.82 08:58:01 1 0.48 0.00 0.07 0.00 0.05 99.40 08:58:01 2 0.08 0.00 0.10 0.00 0.03 99.78 08:58:01 3 0.05 0.00 0.12 0.00 0.02 99.82 08:59:01 all 0.15 0.00 0.05 0.00 0.02 99.79 08:59:01 0 0.02 0.00 0.07 0.00 0.02 99.90 08:59:01 1 0.50 0.00 0.00 0.00 0.02 99.48 08:59:01 2 0.07 0.00 0.08 0.00 0.02 99.83 08:59:01 3 0.02 0.00 0.03 0.00 0.02 99.93 09:00:01 all 0.16 0.00 0.03 0.00 0.00 99.80 09:00:01 0 0.08 0.00 0.02 0.00 0.00 99.90 09:00:01 1 0.15 0.00 0.05 0.00 0.00 99.80 09:00:01 2 0.05 0.00 0.03 0.00 0.00 99.92 09:00:01 3 0.35 0.00 0.03 0.00 0.02 99.60 09:01:01 all 0.15 0.00 0.07 0.00 0.00 99.78 09:01:01 0 0.03 0.00 0.15 0.00 0.00 99.82 09:01:01 1 0.05 0.00 0.05 0.00 0.00 99.90 09:01:01 2 0.05 0.00 0.03 0.00 0.00 99.92 09:01:01 3 0.48 0.00 0.03 0.00 0.00 99.48 09:02:01 all 1.67 0.00 0.91 1.20 0.03 96.19 09:02:01 0 1.52 0.00 1.08 0.93 0.02 96.45 09:02:01 1 1.25 0.00 0.70 0.68 0.05 97.31 09:02:01 2 2.00 0.00 0.94 1.79 0.03 95.24 09:02:01 3 1.91 0.00 0.90 1.39 0.03 95.77 Average: all 0.68 0.00 0.40 0.22 0.02 98.67 Average: 0 0.57 0.00 0.41 0.15 0.01 98.85 Average: 1 0.67 0.00 0.40 0.24 0.02 98.67 Average: 2 0.64 0.00 0.44 0.28 0.02 98.62 Average: 3 0.85 0.00 0.36 0.21 0.02 98.56