---> uname -a: Linux d049a007c533 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: 2933.436 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 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-593 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-593@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 660 128 0 1048 1070 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) 09/18/20 _x86_64_ (4 CPU) 10:06:08 LINUX RESTART (4 CPU) 10:07:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:08:01 27.48 10.73 16.74 0.00 4452.62 2119.94 0.00 10:09:01 1.65 0.00 1.65 0.00 0.00 28.78 0.00 10:10:01 0.27 0.00 0.27 0.00 0.00 3.90 0.00 10:11:01 0.28 0.00 0.28 0.00 0.00 2.90 0.00 10:12:01 0.28 0.00 0.28 0.00 0.00 4.08 0.00 10:13:01 0.33 0.02 0.32 0.00 0.13 4.21 0.00 Average: 4.99 1.77 3.22 0.00 732.07 355.87 0.00 10:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:08:01 159440 0 582276 30.95 2620 1137220 1137712 38.83 427856 1133972 20 10:09:01 166912 0 574800 30.55 2620 1137224 1083608 36.98 425392 1130300 8 10:10:01 165596 0 576112 30.62 2620 1137228 1083900 36.99 426872 1130300 8 10:11:01 164672 0 577032 30.67 2620 1137232 1083792 36.99 432980 1125188 8 10:12:01 164740 0 576960 30.66 2620 1137236 1083828 36.99 436576 1121768 8 10:13:01 164784 0 576904 30.66 2620 1137248 1083964 36.99 435948 1121768 12 Average: 164357 0 577347 30.68 2620 1137231 1092801 37.30 430937 1127216 11 10:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:08:01 eth0 79.72 65.40 358.33 47.55 0.00 0.00 0.00 0.00 10:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 docker0 10.89 7.33 1.26 18.75 0.00 0.00 0.00 0.00 10:09:01 eth0 0.80 0.10 0.06 0.01 0.00 0.00 0.00 0.00 10:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 eth0 2.71 1.25 1.82 0.26 0.00 0.00 0.00 0.00 10:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 eth0 1.03 0.32 0.32 0.17 0.00 0.00 0.00 0.00 10:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 eth0 0.72 0.47 0.40 0.30 0.00 0.00 0.00 0.00 10:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 eth0 0.13 0.10 0.06 0.01 0.00 0.00 0.00 0.00 10:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 14.01 11.12 59.36 7.94 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 1.79 1.21 0.21 3.08 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) 09/18/20 _x86_64_ (4 CPU) 10:06:08 LINUX RESTART (4 CPU) 10:07:02 CPU %user %nice %system %iowait %steal %idle 10:08:01 all 2.35 0.00 1.46 0.70 0.03 95.45 10:08:01 0 2.38 0.00 1.45 0.14 0.03 96.00 10:08:01 1 2.20 0.00 1.07 0.10 0.05 96.58 10:08:01 2 2.40 0.00 1.53 0.63 0.02 95.42 10:08:01 3 2.43 0.00 1.80 1.92 0.02 93.83 10:09:01 all 0.14 0.00 0.04 0.00 0.01 99.81 10:09:01 0 0.43 0.00 0.05 0.00 0.00 99.52 10:09:01 1 0.07 0.00 0.05 0.00 0.00 99.88 10:09:01 2 0.03 0.00 0.03 0.00 0.02 99.92 10:09:01 3 0.03 0.00 0.03 0.00 0.02 99.92 10:10:01 all 0.19 0.00 0.03 0.00 0.00 99.78 10:10:01 0 0.40 0.00 0.02 0.00 0.00 99.58 10:10:01 1 0.20 0.00 0.03 0.00 0.00 99.77 10:10:01 2 0.05 0.00 0.05 0.00 0.00 99.90 10:10:01 3 0.12 0.00 0.03 0.00 0.00 99.85 10:11:01 all 0.15 0.00 0.02 0.00 0.00 99.82 10:11:01 0 0.02 0.00 0.03 0.00 0.00 99.95 10:11:01 1 0.52 0.00 0.05 0.00 0.00 99.43 10:11:01 2 0.05 0.00 0.02 0.00 0.00 99.93 10:11:01 3 0.03 0.00 0.00 0.00 0.00 99.97 10:12:01 all 0.17 0.00 0.05 0.00 0.01 99.78 10:12:01 0 0.03 0.00 0.02 0.00 0.00 99.95 10:12:01 1 0.15 0.00 0.08 0.00 0.02 99.75 10:12:01 2 0.42 0.00 0.05 0.00 0.00 99.53 10:12:01 3 0.07 0.00 0.03 0.00 0.02 99.88 10:13:01 all 0.15 0.00 0.03 0.00 0.00 99.82 10:13:01 0 0.02 0.00 0.03 0.00 0.00 99.95 10:13:01 1 0.03 0.00 0.03 0.00 0.00 99.93 10:13:01 2 0.52 0.00 0.02 0.00 0.00 99.47 10:13:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.52 0.00 0.27 0.11 0.01 99.09 Average: 0 0.54 0.00 0.26 0.02 0.01 99.17 Average: 1 0.52 0.00 0.22 0.02 0.01 99.23 Average: 2 0.57 0.00 0.28 0.10 0.01 99.04 Average: 3 0.45 0.00 0.32 0.31 0.01 98.91