---> uname -a: Linux 6ed345c16c03 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: 2933.442 BogoMIPS: 5866.88 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-587@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-587 ---> free -m: total used free shared buff/cache available Mem: 1837 639 131 0 1066 1090 Swap: 1023 0 1023 ---> 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) 09/15/20 _x86_64_ (4 CPU) 18:40:55 LINUX RESTART (4 CPU) 18:42:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:43:01 7.18 1.53 5.65 0.00 79.80 215.62 0.00 18:44:01 0.45 0.00 0.45 0.00 0.00 7.11 0.00 18:45:01 0.23 0.00 0.23 0.00 0.00 3.60 0.00 18:46:01 0.28 0.00 0.28 0.00 0.00 3.23 0.00 18:47:01 0.37 0.00 0.37 0.00 0.00 5.90 0.00 Average: 1.70 0.31 1.40 0.00 15.96 47.10 0.00 18:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:43:01 178428 0 558184 29.67 2620 1142324 1127808 38.49 413324 1129928 16 18:44:01 177156 0 559452 29.73 2620 1142328 1116296 38.10 415184 1128840 8 18:45:01 178376 0 558164 29.67 2620 1142396 1110104 37.89 414968 1128276 28 18:46:01 177112 0 559484 29.74 2620 1142340 1108076 37.82 419408 1125152 12 18:47:01 178000 0 558592 29.69 2620 1142344 1105992 37.75 422320 1121852 8 Average: 177814 0 558775 29.70 2620 1142346 1113655 38.01 417041 1126810 14 18:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:43:01 eth0 28.51 23.03 31.68 24.40 0.00 0.00 0.00 0.00 18:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 docker0 10.26 7.41 1.19 18.26 0.00 0.00 0.00 0.00 18:44:01 eth0 2.68 0.48 0.55 0.21 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 eth0 3.75 1.12 1.23 0.79 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 eth0 2.35 0.65 0.71 0.40 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 3.00 0.77 0.82 0.47 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 Average: eth0 8.06 5.21 7.00 5.25 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 2.05 1.48 0.24 3.65 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) 09/15/20 _x86_64_ (4 CPU) 18:40:55 LINUX RESTART (4 CPU) 18:42:01 CPU %user %nice %system %iowait %steal %idle 18:43:01 all 0.87 0.00 0.27 0.03 0.00 98.83 18:43:01 0 0.98 0.00 0.32 0.02 0.00 98.68 18:43:01 1 0.97 0.00 0.23 0.07 0.00 98.73 18:43:01 2 0.72 0.00 0.28 0.00 0.00 99.00 18:43:01 3 0.80 0.00 0.25 0.05 0.00 98.90 18:44:01 all 0.15 0.00 0.03 0.00 0.00 99.82 18:44:01 0 0.03 0.00 0.03 0.00 0.02 99.92 18:44:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:44:01 2 0.47 0.00 0.03 0.00 0.00 99.50 18:44:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:45:01 all 0.19 0.00 0.03 0.00 0.00 99.78 18:45:01 0 0.03 0.00 0.05 0.00 0.00 99.92 18:45:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:45:01 2 0.55 0.00 0.02 0.00 0.02 99.42 18:45:01 3 0.13 0.00 0.03 0.00 0.00 99.83 18:46:01 all 0.17 0.00 0.02 0.00 0.00 99.81 18:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:46:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:46:01 2 0.53 0.00 0.03 0.00 0.00 99.43 18:46:01 3 0.07 0.00 0.02 0.00 0.00 99.92 18:47:01 all 0.17 0.00 0.02 0.00 0.00 99.80 18:47:01 0 0.03 0.00 0.00 0.00 0.00 99.97 18:47:01 1 0.05 0.00 0.02 0.00 0.00 99.93 18:47:01 2 0.57 0.00 0.05 0.00 0.00 99.38 18:47:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 0.31 0.00 0.08 0.01 0.00 99.61 Average: 0 0.22 0.00 0.08 0.00 0.00 99.69 Average: 1 0.22 0.00 0.06 0.01 0.00 99.70 Average: 2 0.57 0.00 0.08 0.00 0.00 99.35 Average: 3 0.22 0.00 0.07 0.01 0.00 99.70