---> uname -a: Linux 924ce9584fd0 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-586 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-586@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 631 133 0 1072 1100 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) 10:26:10 LINUX RESTART (4 CPU) 10:27:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:28:01 30.95 10.68 20.26 0.00 4416.05 2198.46 0.00 10:29:01 1.48 0.00 1.48 0.00 0.00 27.95 0.00 10:30:01 0.25 0.00 0.25 0.00 0.00 3.01 0.00 10:31:01 0.22 0.00 0.22 0.00 0.00 2.56 0.00 10:32:01 0.23 0.00 0.23 0.00 0.00 3.30 0.00 10:33:01 0.33 0.02 0.32 0.00 0.13 4.46 0.00 10:34:01 0.27 0.00 0.27 0.00 0.00 3.61 0.00 Average: 4.76 1.51 3.25 0.00 622.13 316.14 0.00 10:27:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:28:01 166700 0 548668 29.16 2620 1163568 1124648 38.38 397568 1156748 20 10:29:01 169588 0 545776 29.01 2620 1163572 1110980 37.92 397532 1154696 8 10:30:01 172340 0 543016 28.86 2620 1163580 1080420 36.87 399100 1151388 16 10:31:01 169772 0 545580 29.00 2620 1163584 1080512 36.88 403872 1148756 8 10:32:01 170788 0 544560 28.94 2620 1163588 1080356 36.87 414968 1136900 16 10:33:01 168164 0 547172 29.08 2620 1163600 1080392 36.87 428712 1125424 12 10:34:01 168076 0 547260 29.09 2620 1163600 1080440 36.87 428756 1125664 16 Average: 169347 0 546005 29.02 2620 1163585 1091107 37.24 410073 1142797 14 10:27:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:28:01 eth0 94.84 77.32 366.31 56.70 0.00 0.00 0.00 0.00 10:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:28:01 docker0 8.60 6.31 1.12 18.55 0.00 0.00 0.00 0.00 10:29:01 eth0 1.30 0.43 0.33 0.24 0.00 0.00 0.00 0.00 10:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 eth0 3.08 0.83 1.02 0.60 0.00 0.00 0.00 0.00 10:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:31:01 eth0 2.65 0.18 0.44 0.16 0.00 0.00 0.00 0.00 10:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:32:01 eth0 1.48 0.40 0.47 0.30 0.00 0.00 0.00 0.00 10:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:33:01 eth0 2.51 0.30 0.45 0.20 0.00 0.00 0.00 0.00 10:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:34:01 eth0 1.08 0.67 0.54 0.40 0.00 0.00 0.00 0.00 10:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 15.09 11.29 52.07 8.26 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 1.21 0.89 0.16 2.61 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) 10:26:10 LINUX RESTART (4 CPU) 10:27:02 CPU %user %nice %system %iowait %steal %idle 10:28:01 all 2.91 0.00 1.65 0.90 0.02 94.52 10:28:01 0 3.52 0.00 2.13 0.78 0.02 93.55 10:28:01 1 2.43 0.00 1.51 0.22 0.02 95.81 10:28:01 2 2.77 0.00 1.22 1.75 0.02 94.24 10:28:01 3 2.91 0.00 1.75 0.85 0.02 94.47 10:29:01 all 0.12 0.00 0.05 0.00 0.00 99.83 10:29:01 0 0.03 0.00 0.03 0.00 0.00 99.93 10:29:01 1 0.33 0.00 0.10 0.00 0.02 99.55 10:29:01 2 0.07 0.00 0.03 0.00 0.00 99.90 10:29:01 3 0.03 0.00 0.03 0.00 0.00 99.93 10:30:01 all 0.15 0.00 0.04 0.00 0.00 99.81 10:30:01 0 0.03 0.00 0.03 0.00 0.00 99.93 10:30:01 1 0.47 0.00 0.03 0.00 0.00 99.50 10:30:01 2 0.07 0.00 0.07 0.00 0.00 99.87 10:30:01 3 0.03 0.00 0.03 0.00 0.00 99.93 10:31:01 all 0.15 0.00 0.03 0.00 0.00 99.82 10:31:01 0 0.02 0.00 0.02 0.00 0.00 99.97 10:31:01 1 0.47 0.00 0.05 0.00 0.00 99.48 10:31:01 2 0.07 0.00 0.03 0.00 0.00 99.90 10:31:01 3 0.03 0.00 0.03 0.00 0.00 99.93 10:32:01 all 0.17 0.00 0.06 0.00 0.00 99.77 10:32:01 0 0.02 0.00 0.02 0.00 0.00 99.97 10:32:01 1 0.08 0.00 0.03 0.00 0.00 99.88 10:32:01 2 0.55 0.00 0.15 0.00 0.00 99.30 10:32:01 3 0.03 0.00 0.03 0.00 0.00 99.93 10:33:01 all 0.15 0.00 0.05 0.00 0.00 99.79 10:33:01 0 0.03 0.00 0.02 0.00 0.00 99.95 10:33:01 1 0.03 0.00 0.05 0.00 0.00 99.92 10:33:01 2 0.52 0.00 0.08 0.00 0.00 99.40 10:33:01 3 0.03 0.00 0.05 0.02 0.00 99.90 10:34:01 all 0.17 0.00 0.02 0.00 0.00 99.81 10:34:01 0 0.03 0.00 0.00 0.00 0.00 99.97 10:34:01 1 0.07 0.00 0.02 0.00 0.00 99.92 10:34:01 2 0.52 0.00 0.02 0.00 0.00 99.47 10:34:01 3 0.07 0.00 0.05 0.00 0.00 99.88 Average: all 0.54 0.00 0.27 0.13 0.00 99.06 Average: 0 0.52 0.00 0.32 0.11 0.00 99.05 Average: 1 0.55 0.00 0.25 0.03 0.00 99.16 Average: 2 0.64 0.00 0.23 0.25 0.00 98.88 Average: 3 0.44 0.00 0.28 0.12 0.00 99.15