---> uname -a: Linux 95cc417a7521 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: 2933.396 BogoMIPS: 5866.79 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-588 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-588@tmp /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 673 133 0 1029 1057 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) 09/15/20 _x86_64_ (4 CPU) 04:35:44 LINUX RESTART (4 CPU) 04:37:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:38:01 3.21 0.00 3.21 0.00 0.00 100.62 0.00 04:39:01 0.35 0.00 0.35 0.00 0.00 4.48 0.00 04:40:01 0.28 0.00 0.28 0.00 0.00 3.61 0.00 04:41:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 04:42:01 0.35 0.00 0.35 0.00 0.00 4.81 0.00 04:43:02 94.69 54.40 40.29 0.00 6196.24 6283.45 0.00 Average: 16.53 9.07 7.46 0.00 1033.11 1067.05 0.00 04:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:38:01 166036 0 586920 31.19 2620 1125980 1080948 36.89 414032 1142928 16 04:39:01 166140 0 586812 31.19 2620 1125984 1081020 36.89 416840 1140600 8 04:40:01 163220 0 589720 31.34 2620 1125996 1081140 36.90 419696 1140524 8 04:41:01 162076 0 590864 31.40 2620 1125996 1081192 36.90 429400 1131756 8 04:42:01 160264 0 592672 31.50 2620 1126000 1081108 36.90 433256 1130264 8 04:43:02 71800 0 748000 39.75 2620 1059136 2026664 69.17 540504 1071456 8 Average: 148256 0 615831 32.73 2620 1114849 1238679 42.27 442288 1126255 9 04:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:38:01 eth0 0.37 0.08 0.02 0.01 0.00 0.00 0.00 0.00 04:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 eth0 0.87 0.42 2.76 0.03 0.00 0.00 0.00 0.00 04:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 eth0 1.02 0.43 0.33 0.21 0.00 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 eth0 0.48 0.42 0.27 0.21 0.00 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.72 0.25 0.18 0.07 0.00 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:02 veth75cfd9d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:02 eth0 83.74 69.57 740.98 10.52 0.00 0.00 0.00 0.00 04:43:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:02 vethf38910f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth75cfd9d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 14.54 11.87 124.14 1.84 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: vethf38910f 0.00 0.00 0.00 0.00 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) 04:35:44 LINUX RESTART (4 CPU) 04:37:01 CPU %user %nice %system %iowait %steal %idle 04:38:01 all 0.18 0.00 0.06 0.00 0.00 99.76 04:38:01 0 0.10 0.00 0.05 0.00 0.00 99.85 04:38:01 1 0.35 0.00 0.03 0.00 0.00 99.62 04:38:01 2 0.08 0.00 0.07 0.00 0.00 99.85 04:38:01 3 0.18 0.00 0.08 0.00 0.00 99.73 04:39:01 all 0.17 0.00 0.03 0.00 0.00 99.80 04:39:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:39:01 1 0.50 0.00 0.03 0.00 0.00 99.47 04:39:01 2 0.10 0.00 0.07 0.00 0.00 99.83 04:39:01 3 0.05 0.00 0.02 0.00 0.00 99.93 04:40:01 all 0.15 0.00 0.03 0.00 0.00 99.83 04:40:01 0 0.03 0.00 0.05 0.00 0.00 99.92 04:40:01 1 0.50 0.00 0.02 0.00 0.00 99.48 04:40:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:40:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:41:01 all 0.14 0.00 0.05 0.00 0.00 99.82 04:41:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:41:01 1 0.45 0.00 0.05 0.00 0.00 99.50 04:41:01 2 0.05 0.00 0.10 0.00 0.00 99.85 04:41:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 all 0.04 0.00 0.05 0.00 0.00 99.91 04:42:01 0 0.00 0.00 0.00 0.00 0.00 100.00 04:42:01 1 0.10 0.00 0.07 0.00 0.00 99.83 04:42:01 2 0.03 0.00 0.12 0.00 0.00 99.85 04:42:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:43:02 all 2.92 0.00 2.17 1.34 0.01 93.56 04:43:02 0 3.00 0.00 2.56 1.24 0.00 93.21 04:43:02 1 2.62 0.00 1.68 0.18 0.02 95.50 04:43:02 2 3.16 0.00 2.17 1.30 0.02 93.34 04:43:02 3 2.90 0.00 2.28 2.61 0.02 92.19 Average: all 0.60 0.00 0.40 0.22 0.00 98.78 Average: 0 0.53 0.00 0.45 0.21 0.00 98.82 Average: 1 0.75 0.00 0.31 0.03 0.00 98.90 Average: 2 0.58 0.00 0.43 0.22 0.00 98.78 Average: 3 0.53 0.00 0.40 0.43 0.00 98.63