---> uname -a: Linux d5daa84ed542 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 7.0G 43.0G 14% / 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-584 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-584@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 628 120 0 1088 1102 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/09/20 _x86_64_ (4 CPU) 03:33:48 LINUX RESTART (4 CPU) 03:35:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:36:01 27.96 10.95 17.01 0.00 4539.44 2156.17 0.00 03:37:01 1.75 0.00 1.75 0.00 0.00 31.74 0.00 03:38:01 0.45 0.00 0.45 0.00 0.00 6.31 0.00 03:39:01 0.50 0.00 0.50 0.00 0.00 7.28 0.00 03:40:01 0.25 0.00 0.25 0.00 0.00 3.47 0.00 03:41:01 0.52 0.02 0.50 0.00 0.13 6.84 0.00 03:42:01 49.73 43.71 6.02 0.00 4374.84 1936.61 0.00 Average: 11.43 7.71 3.71 0.00 1250.71 582.05 0.00 03:35:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:36:01 191632 0 537984 28.59 2620 1149320 1122916 38.32 378516 1151968 16 03:37:01 195284 0 534328 28.40 2620 1149324 1077408 36.77 379880 1148084 20 03:38:01 194900 0 534704 28.42 2620 1149332 1077504 36.77 380452 1148084 8 03:39:01 194088 0 535516 28.46 2620 1149332 1077368 36.77 383584 1145772 12 03:40:01 194700 0 534896 28.43 2620 1149340 1069180 36.49 388300 1140680 16 03:41:01 194720 0 534864 28.43 2620 1149352 1069156 36.49 402932 1126068 12 03:42:01 107600 0 583652 31.02 2620 1187684 1276336 43.56 431328 1172748 16460 Average: 181846 0 542278 28.82 2620 1154812 1109981 37.88 392142 1147629 2363 03:35:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:36:01 eth0 75.30 58.00 366.24 41.98 0.00 0.00 0.00 0.00 03:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 docker0 9.33 6.87 1.15 18.82 0.00 0.00 0.00 0.00 03:37:01 eth0 4.99 1.36 1.80 0.95 0.00 0.00 0.00 0.00 03:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 eth0 2.50 0.93 0.93 0.57 0.00 0.00 0.00 0.00 03:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 eth0 0.45 0.35 0.27 0.26 0.00 0.00 0.00 0.00 03:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 eth0 0.25 0.17 0.08 0.07 0.00 0.00 0.00 0.00 03:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 eth0 0.22 0.15 0.07 0.01 0.00 0.00 0.00 0.00 03:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 eth0 84.82 65.69 749.72 9.38 0.00 0.00 0.00 0.00 03:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.69 17.79 157.53 7.43 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 1.30 0.96 0.16 2.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/09/20 _x86_64_ (4 CPU) 03:33:48 LINUX RESTART (4 CPU) 03:35:03 CPU %user %nice %system %iowait %steal %idle 03:36:01 all 2.23 0.00 1.58 0.70 3.10 92.39 03:36:01 0 2.04 0.00 1.61 0.35 3.02 92.99 03:36:01 1 2.01 0.00 1.51 1.39 3.25 91.84 03:36:01 2 2.82 0.00 1.83 0.97 2.99 91.39 03:36:01 3 2.04 0.00 1.36 0.10 3.14 93.35 03:37:01 all 0.12 0.00 0.10 0.00 0.53 99.24 03:37:01 0 0.03 0.00 0.10 0.00 0.48 99.39 03:37:01 1 0.32 0.00 0.12 0.00 0.68 98.89 03:37:01 2 0.12 0.00 0.15 0.00 0.43 99.30 03:37:01 3 0.03 0.00 0.05 0.00 0.51 99.40 03:38:01 all 0.14 0.00 0.05 0.00 0.56 99.26 03:38:01 0 0.05 0.00 0.02 0.00 0.47 99.47 03:38:01 1 0.32 0.00 0.05 0.00 0.53 99.10 03:38:01 2 0.05 0.00 0.05 0.00 0.32 99.58 03:38:01 3 0.13 0.00 0.07 0.00 0.93 98.87 03:39:01 all 0.14 0.00 0.04 0.00 0.12 99.69 03:39:01 0 0.03 0.00 0.02 0.00 0.05 99.90 03:39:01 1 0.45 0.00 0.05 0.00 0.13 99.37 03:39:01 2 0.02 0.00 0.05 0.00 0.02 99.92 03:39:01 3 0.07 0.00 0.05 0.00 0.30 99.58 03:40:01 all 0.12 0.00 0.07 0.00 0.35 99.47 03:40:01 0 0.00 0.00 0.02 0.00 0.17 99.82 03:40:01 1 0.38 0.00 0.17 0.00 0.37 99.09 03:40:01 2 0.03 0.00 0.03 0.00 0.30 99.63 03:40:01 3 0.05 0.00 0.05 0.00 0.56 99.34 03:41:01 all 0.10 0.00 0.05 0.00 0.25 99.60 03:41:01 0 0.02 0.00 0.00 0.00 0.03 99.95 03:41:01 1 0.30 0.00 0.12 0.00 0.48 99.10 03:41:01 2 0.02 0.00 0.02 0.00 0.05 99.92 03:41:01 3 0.05 0.00 0.07 0.00 0.45 99.43 03:42:01 all 1.53 0.00 0.93 0.85 2.24 94.46 03:42:01 0 1.88 0.00 0.85 0.36 2.20 94.72 03:42:01 1 1.40 0.00 0.74 0.61 2.46 94.80 03:42:01 2 1.82 0.00 1.17 1.77 1.94 93.31 03:42:01 3 1.01 0.00 0.95 0.68 2.36 95.00 Average: all 0.61 0.00 0.39 0.22 1.01 97.77 Average: 0 0.57 0.00 0.36 0.10 0.90 98.07 Average: 1 0.73 0.00 0.39 0.28 1.12 97.49 Average: 2 0.68 0.00 0.46 0.38 0.85 97.63 Average: 3 0.48 0.00 0.36 0.11 1.17 97.88