---> uname -a: Linux prd-centos7-docker-4c-2g-424.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% /w/workspace/xfoundry_device-modbus-go_PR-242@tmp /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-242 ---> free -m: total used free shared buff/cache available Mem: 1837 723 118 0 994 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:cd:f8:6e brd ff:ff:ff:ff:ff:ff inet 10.30.123.110/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85680sec preferred_lft 85680sec inet6 fe80::f816:3eff:fecd:f86e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:d4:0f:cd:ea 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:d4ff:fe0f:cdea/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) 05/17/21 _x86_64_ (4 CPU) 18:43:03 LINUX RESTART (4 CPU) 18:44:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:45:01 31.71 12.12 19.60 0.00 4533.42 2880.10 0.00 18:46:01 1.70 0.00 1.70 0.00 0.00 31.29 0.00 18:47:01 0.28 0.00 0.28 0.00 0.00 4.44 0.00 18:48:01 0.27 0.00 0.27 0.00 0.00 4.06 0.00 18:49:01 0.32 0.00 0.32 0.00 0.00 5.56 0.00 18:50:01 0.33 0.00 0.33 0.00 0.00 6.19 0.00 18:51:01 0.33 0.00 0.33 0.00 0.00 5.30 0.00 18:52:01 0.27 0.00 0.27 0.00 0.00 3.88 0.00 18:53:01 0.23 0.00 0.23 0.00 0.00 3.60 0.00 18:54:01 0.53 0.00 0.53 0.00 0.00 7.03 0.00 18:55:01 105.35 67.20 38.15 0.00 4650.58 15401.84 0.00 Average: 12.84 7.21 5.62 0.00 830.23 1669.33 0.00 18:44:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:45:01 182904 0 616844 32.78 2620 1079176 1125736 38.42 426680 1073768 24 18:46:01 188528 0 611212 32.48 2620 1079184 1073128 36.62 436044 1059620 8 18:47:01 187900 0 611836 32.52 2620 1079188 1073176 36.63 434816 1061480 8 18:48:01 186684 0 613048 32.58 2620 1079192 1073044 36.62 438444 1059228 8 18:49:01 185636 0 614088 32.64 2620 1079200 1073176 36.63 443192 1055568 8 18:50:01 185752 0 613968 32.63 2620 1079204 1073200 36.63 443276 1055568 8 18:51:01 187548 0 612168 32.54 2620 1079208 1072876 36.62 441632 1055568 12 18:52:01 187688 0 612024 32.53 2620 1079212 1072876 36.62 441516 1055568 8 18:53:01 187764 0 611940 32.52 2620 1079220 1072876 36.62 441648 1055568 8 18:54:01 186564 0 613136 32.59 2620 1079224 1073084 36.62 442540 1055568 8 18:55:01 230172 0 711532 37.82 2620 937220 1300352 44.38 464972 938088 89312 Average: 190649 0 621981 33.06 2620 1066293 1098502 37.49 441342 1047781 8128 18:44:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:45:01 eth0 87.56 66.53 432.87 20.23 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 2.44 2.03 0.49 5.28 0.00 0.00 0.00 0.00 18:46:01 eth0 1.07 0.37 0.34 0.20 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 eth0 1.13 0.28 0.32 0.20 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 eth0 2.61 0.75 0.70 0.42 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 1.67 0.55 0.74 0.42 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 eth0 1.42 0.67 0.59 0.44 0.00 0.00 0.00 0.00 18:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 0.17 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 eth0 0.17 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 eth0 0.85 0.38 0.42 0.26 0.00 0.00 0.00 0.00 18:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 eth0 228.58 187.64 2168.60 50.86 0.00 0.00 0.00 0.00 18:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 29.53 23.37 236.86 6.63 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 0.18 0.04 0.47 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) 05/17/21 _x86_64_ (4 CPU) 18:43:03 LINUX RESTART (4 CPU) 18:44:02 CPU %user %nice %system %iowait %steal %idle 18:45:01 all 3.35 0.00 2.71 0.57 3.18 90.19 18:45:01 0 3.26 0.00 2.90 0.31 2.85 90.68 18:45:01 1 2.84 0.00 2.71 0.30 3.16 90.98 18:45:01 2 3.82 0.00 2.84 1.60 3.23 88.51 18:45:01 3 3.48 0.00 2.38 0.07 3.48 90.60 18:46:01 all 0.12 0.00 0.10 0.00 0.48 99.31 18:46:01 0 0.15 0.00 0.07 0.00 0.75 99.04 18:46:01 1 0.08 0.00 0.17 0.00 0.51 99.24 18:46:01 2 0.05 0.00 0.07 0.00 0.30 99.58 18:46:01 3 0.18 0.00 0.08 0.00 0.35 99.39 18:47:01 all 0.17 0.00 0.07 0.00 0.20 99.56 18:47:01 0 0.18 0.00 0.03 0.00 0.15 99.63 18:47:01 1 0.05 0.00 0.07 0.00 0.07 99.82 18:47:01 2 0.38 0.00 0.03 0.00 0.15 99.43 18:47:01 3 0.08 0.00 0.13 0.00 0.42 99.37 18:48:01 all 0.12 0.00 0.05 0.00 0.16 99.66 18:48:01 0 0.02 0.00 0.03 0.00 0.03 99.92 18:48:01 1 0.03 0.00 0.05 0.00 0.05 99.87 18:48:01 2 0.35 0.00 0.05 0.00 0.23 99.37 18:48:01 3 0.10 0.00 0.07 0.00 0.33 99.50 18:49:01 all 0.17 0.00 0.07 0.00 0.09 99.67 18:49:01 0 0.05 0.00 0.02 0.00 0.05 99.88 18:49:01 1 0.20 0.00 0.18 0.00 0.08 99.53 18:49:01 2 0.38 0.00 0.03 0.00 0.15 99.43 18:49:01 3 0.03 0.00 0.05 0.00 0.08 99.83 18:50:01 all 0.17 0.00 0.05 0.00 0.03 99.75 18:50:01 0 0.07 0.00 0.07 0.00 0.02 99.85 18:50:01 1 0.08 0.00 0.03 0.00 0.03 99.85 18:50:01 2 0.50 0.00 0.03 0.00 0.03 99.43 18:50:01 3 0.05 0.00 0.05 0.00 0.03 99.87 18:51:01 all 0.15 0.00 0.03 0.00 0.07 99.74 18:51:01 0 0.02 0.00 0.02 0.00 0.12 99.85 18:51:01 1 0.02 0.00 0.03 0.00 0.02 99.93 18:51:01 2 0.52 0.00 0.02 0.00 0.03 99.43 18:51:01 3 0.07 0.00 0.05 0.00 0.13 99.75 18:52:01 all 0.14 0.00 0.02 0.00 0.03 99.82 18:52:01 0 0.00 0.00 0.00 0.00 0.07 99.93 18:52:01 1 0.02 0.00 0.02 0.00 0.00 99.97 18:52:01 2 0.50 0.00 0.02 0.00 0.02 99.47 18:52:01 3 0.05 0.00 0.03 0.00 0.02 99.90 18:53:01 all 0.15 0.00 0.02 0.00 0.08 99.74 18:53:01 0 0.48 0.00 0.03 0.00 0.03 99.45 18:53:01 1 0.05 0.00 0.02 0.00 0.05 99.88 18:53:01 2 0.02 0.00 0.02 0.00 0.08 99.88 18:53:01 3 0.07 0.00 0.03 0.00 0.17 99.73 18:54:01 all 0.14 0.00 0.04 0.00 0.15 99.67 18:54:01 0 0.28 0.00 0.02 0.00 0.10 99.60 18:54:01 1 0.07 0.00 0.05 0.00 0.38 99.50 18:54:01 2 0.18 0.00 0.05 0.00 0.05 99.72 18:54:01 3 0.02 0.00 0.03 0.00 0.08 99.87 18:55:01 all 6.41 0.00 4.32 1.47 1.02 86.78 18:55:01 0 6.70 0.00 4.41 0.36 0.93 87.61 18:55:01 1 5.53 0.00 4.01 0.32 1.15 89.00 18:55:01 2 6.88 0.00 5.11 2.60 0.97 84.44 18:55:01 3 6.54 0.00 3.76 2.61 1.03 86.05 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.00 0.00 0.67 0.18 0.50 97.65 Average: 0 1.01 0.00 0.68 0.06 0.46 97.80 Average: 1 0.81 0.00 0.66 0.06 0.50 97.98 Average: 2 1.22 0.00 0.74 0.38 0.47 97.19 Average: 3 0.96 0.00 0.60 0.24 0.55 97.65