---> uname -a: Linux prd-centos7-docker-4c-2g-5115.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-239 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-239@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 721 104 0 1010 1010 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:54:e4:ff brd ff:ff:ff:ff:ff:ff inet 10.30.122.255/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85787sec preferred_lft 85787sec inet6 fe80::f816:3eff:fe54:e4ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:9d:8c:16:54 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::42:9dff:fe8c:1654/64 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) 05/13/21 _x86_64_ (4 CPU) 08:52:07 LINUX RESTART (4 CPU) 08:53:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:54:01 28.38 9.93 18.45 0.00 4225.99 2782.68 0.00 08:55:01 1.71 0.00 1.71 0.00 0.00 31.17 0.00 08:56:01 0.27 0.00 0.27 0.00 0.00 2.58 0.00 08:57:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 08:58:01 0.22 0.00 0.22 0.00 0.00 2.61 0.00 08:59:01 0.33 0.00 0.33 0.00 0.00 5.16 0.00 09:00:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 09:01:01 0.22 0.02 0.20 0.00 0.13 2.56 0.00 09:02:01 36.37 35.66 0.72 0.00 3420.30 15.57 0.00 Average: 7.56 5.07 2.49 0.00 850.14 316.80 0.00 08:53:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:54:01 144124 0 602124 32.00 2620 1132676 1122364 38.30 409980 1128540 20 08:55:01 143028 0 603208 32.06 2620 1132688 1098728 37.50 413100 1126892 8 08:56:01 139636 0 606596 32.24 2620 1132692 1096696 37.43 419080 1124792 20 08:57:01 139524 0 606708 32.25 2620 1132692 1096760 37.43 423184 1120696 8 08:58:01 140552 0 605672 32.19 2620 1132700 1088572 37.15 419648 1123544 16 08:59:01 140920 0 605300 32.17 2620 1132704 1088500 37.15 419268 1123544 20 09:00:01 139772 0 606444 32.23 2620 1132708 1088644 37.15 420520 1123544 20 09:01:01 139196 0 607016 32.26 2620 1132712 1091272 37.24 420348 1123544 12 09:02:01 74760 0 644380 34.25 2620 1159784 1128184 38.50 449724 1159156 116 Average: 133501 0 609716 32.41 2620 1135706 1099969 37.54 421650 1128250 27 08:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:54:01 eth0 77.18 57.26 344.50 15.99 0.00 0.00 0.00 0.00 08:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:54:01 docker0 2.40 1.95 0.48 5.09 0.00 0.00 0.00 0.00 08:55:01 eth0 2.71 0.48 0.68 0.39 0.00 0.00 0.00 0.00 08:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:56:01 eth0 1.30 0.57 0.57 0.40 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:57:01 eth0 0.55 0.28 0.27 0.20 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 0.37 0.18 0.15 0.07 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 0.23 0.08 0.01 0.01 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 0.98 0.32 0.32 0.20 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 0.78 0.07 0.06 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 20.07 16.76 10.34 36.08 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 11.58 8.45 39.68 5.93 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 0.27 0.22 0.05 0.57 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) 05/13/21 _x86_64_ (4 CPU) 08:52:07 LINUX RESTART (4 CPU) 08:53:01 CPU %user %nice %system %iowait %steal %idle 08:54:01 all 2.98 0.00 2.28 0.52 0.56 93.65 08:54:01 0 2.17 0.00 2.05 0.13 0.50 95.15 08:54:01 1 3.24 0.00 2.42 0.32 0.55 93.47 08:54:01 2 3.30 0.00 2.40 1.17 0.55 92.57 08:54:01 3 3.22 0.00 2.27 0.45 0.64 93.42 08:55:01 all 0.19 0.00 0.06 0.00 0.05 99.70 08:55:01 0 0.12 0.00 0.05 0.00 0.03 99.80 08:55:01 1 0.03 0.00 0.07 0.00 0.02 99.88 08:55:01 2 0.53 0.00 0.08 0.00 0.08 99.30 08:55:01 3 0.07 0.00 0.03 0.00 0.07 99.83 08:56:01 all 0.16 0.00 0.06 0.00 0.10 99.68 08:56:01 0 0.08 0.00 0.03 0.00 0.02 99.87 08:56:01 1 0.08 0.00 0.10 0.00 0.07 99.75 08:56:01 2 0.43 0.00 0.05 0.00 0.15 99.37 08:56:01 3 0.05 0.00 0.05 0.00 0.15 99.75 08:57:01 all 0.12 0.00 0.05 0.00 0.01 99.82 08:57:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:57:01 1 0.08 0.00 0.08 0.00 0.02 99.82 08:57:01 2 0.33 0.00 0.08 0.00 0.02 99.57 08:57:01 3 0.02 0.00 0.02 0.00 0.00 99.97 08:58:01 all 0.14 0.00 0.19 0.00 0.45 99.22 08:58:01 0 0.02 0.00 0.15 0.00 0.38 99.45 08:58:01 1 0.08 0.00 0.10 0.00 0.48 99.33 08:58:01 2 0.42 0.00 0.23 0.00 0.58 98.77 08:58:01 3 0.03 0.00 0.28 0.00 0.35 99.33 08:59:01 all 0.15 0.00 0.04 0.00 0.05 99.76 08:59:01 0 0.02 0.00 0.02 0.00 0.02 99.95 08:59:01 1 0.07 0.00 0.08 0.00 0.08 99.77 08:59:01 2 0.18 0.00 0.03 0.00 0.08 99.70 08:59:01 3 0.33 0.00 0.02 0.00 0.03 99.62 09:00:01 all 0.17 0.00 0.03 0.00 0.06 99.74 09:00:01 0 0.07 0.00 0.05 0.00 0.07 99.82 09:00:01 1 0.08 0.00 0.02 0.00 0.02 99.88 09:00:01 2 0.08 0.00 0.03 0.00 0.08 99.80 09:00:01 3 0.43 0.00 0.03 0.00 0.08 99.45 09:01:01 all 0.14 0.00 0.05 0.00 0.11 99.70 09:01:01 0 0.02 0.00 0.03 0.00 0.02 99.93 09:01:01 1 0.05 0.00 0.07 0.00 0.13 99.75 09:01:01 2 0.03 0.00 0.07 0.00 0.22 99.68 09:01:01 3 0.45 0.00 0.05 0.00 0.07 99.43 09:02:01 all 1.27 0.00 0.66 1.00 0.47 96.60 09:02:01 0 1.07 0.00 0.78 0.40 0.37 97.38 09:02:01 1 1.38 0.00 0.75 1.55 0.33 95.98 09:02:01 2 0.57 0.00 0.43 0.08 0.48 98.44 09:02:01 3 2.07 0.00 0.68 1.95 0.70 94.60 Average: all 0.59 0.00 0.38 0.17 0.21 98.66 Average: 0 0.40 0.00 0.35 0.06 0.16 99.04 Average: 1 0.57 0.00 0.41 0.21 0.19 98.63 Average: 2 0.65 0.00 0.38 0.14 0.25 98.58 Average: 3 0.74 0.00 0.38 0.27 0.23 98.38