---> uname -a: Linux 37f89c1156d6 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% /w/workspace/dgexfoundry_device-sdk-go_PR-585@tmp /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-585 ---> free -m: total used free shared buff/cache available Mem: 1837 632 152 0 1052 1096 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) 09/10/20 _x86_64_ (4 CPU) 05:52:10 LINUX RESTART (4 CPU) 05:53:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:54:01 25.54 9.69 15.85 0.00 4308.44 2094.72 0.00 05:55:01 1.60 0.00 1.60 0.00 0.00 29.10 0.00 05:56:01 0.37 0.00 0.37 0.00 0.00 5.45 0.00 05:57:01 0.20 0.00 0.20 0.00 0.00 1.75 0.00 05:58:01 0.23 0.00 0.23 0.00 0.00 3.40 0.00 Average: 5.59 1.94 3.65 0.00 861.98 427.02 0.00 05:53:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:54:01 178528 0 553496 29.42 2620 1146912 1109360 37.86 428112 1113460 24 05:55:01 181176 0 550844 29.28 2620 1146916 1080444 36.87 428712 1110868 8 05:56:01 180240 0 551772 29.33 2620 1146924 1080612 36.88 429512 1110872 8 05:57:01 178316 0 553696 29.43 2620 1146924 1080684 36.88 431932 1110404 8 05:58:01 176452 0 555556 29.53 2620 1146928 1080516 36.88 436624 1107472 12 Average: 178942 0 553073 29.39 2620 1146921 1086323 37.07 430978 1110615 12 05:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:54:01 eth0 82.85 68.64 354.87 48.77 0.00 0.00 0.00 0.00 05:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 docker0 8.59 5.93 1.09 18.20 0.00 0.00 0.00 0.00 05:55:01 eth0 0.77 0.08 0.06 0.01 0.00 0.00 0.00 0.00 05:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 eth0 1.47 0.63 1.02 0.22 0.00 0.00 0.00 0.00 05:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 eth0 0.57 0.32 0.27 0.20 0.00 0.00 0.00 0.00 05:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 0.00 05:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 17.18 13.97 71.28 9.86 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 1.72 1.19 0.22 3.64 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) 09/10/20 _x86_64_ (4 CPU) 05:52:10 LINUX RESTART (4 CPU) 05:53:01 CPU %user %nice %system %iowait %steal %idle 05:54:01 all 2.49 0.00 1.53 0.60 0.00 95.37 05:54:01 0 2.61 0.00 1.39 0.70 0.00 95.30 05:54:01 1 2.27 0.00 1.35 1.34 0.00 95.04 05:54:01 2 2.62 0.00 1.69 0.27 0.02 95.40 05:54:01 3 2.47 0.00 1.70 0.10 0.00 95.72 05:55:01 all 0.14 0.00 0.03 0.00 0.00 99.82 05:55:01 0 0.05 0.00 0.03 0.00 0.00 99.92 05:55:01 1 0.03 0.00 0.03 0.00 0.02 99.92 05:55:01 2 0.43 0.00 0.03 0.00 0.00 99.53 05:55:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:56:01 all 0.17 0.00 0.03 0.00 0.00 99.80 05:56:01 0 0.40 0.00 0.03 0.00 0.00 99.57 05:56:01 1 0.07 0.00 0.03 0.00 0.00 99.90 05:56:01 2 0.18 0.00 0.03 0.00 0.00 99.78 05:56:01 3 0.03 0.00 0.02 0.00 0.00 99.95 05:57:01 all 0.16 0.00 0.04 0.00 0.00 99.80 05:57:01 0 0.23 0.00 0.03 0.00 0.00 99.73 05:57:01 1 0.07 0.00 0.05 0.00 0.00 99.88 05:57:01 2 0.30 0.00 0.03 0.00 0.00 99.67 05:57:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:58:01 all 0.17 0.00 0.06 0.00 0.00 99.77 05:58:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:58:01 1 0.05 0.00 0.07 0.00 0.00 99.88 05:58:01 2 0.53 0.00 0.02 0.00 0.00 99.45 05:58:01 3 0.05 0.00 0.13 0.00 0.00 99.82 Average: all 0.62 0.00 0.34 0.12 0.00 98.92 Average: 0 0.66 0.00 0.30 0.14 0.00 98.89 Average: 1 0.50 0.00 0.31 0.27 0.00 98.93 Average: 2 0.81 0.00 0.36 0.05 0.00 98.77 Average: 3 0.52 0.00 0.38 0.02 0.00 99.07