---> uname -a: Linux 22a374bc1583 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-579 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-579@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 629 128 0 1078 1101 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) 09/09/20 _x86_64_ (4 CPU) 00:51:19 LINUX RESTART (4 CPU) 00:52:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:53:01 52.86 16.78 36.08 0.00 5179.03 4956.92 0.00 00:54:01 1.91 0.00 1.91 0.00 0.00 36.02 0.00 00:55:01 0.28 0.00 0.28 0.00 0.00 3.83 0.00 00:56:01 0.70 0.00 0.70 0.00 0.00 9.42 0.00 00:57:01 0.60 0.00 0.60 0.00 0.00 6.34 0.00 00:58:01 0.45 0.00 0.45 0.00 0.00 6.38 0.00 Average: 9.35 2.76 6.59 0.00 851.67 825.50 0.00 00:52:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:53:01 172948 0 556440 29.57 2620 1149548 1134096 38.70 404920 1143324 124 00:54:01 184072 0 545312 28.98 2620 1149552 1059472 36.16 399628 1138704 20 00:55:01 181584 0 547792 29.11 2620 1149560 1059704 36.17 402972 1138508 16 00:56:01 181672 0 547704 29.11 2620 1149560 1059740 36.17 405244 1136292 8 00:57:01 180632 0 548740 29.16 2620 1149564 1059620 36.16 406528 1135944 12 00:58:01 180592 0 548768 29.17 2620 1149576 1059596 36.16 411940 1130576 12 Average: 180250 0 549126 29.18 2620 1149560 1072038 36.59 405205 1137225 32 00:52:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:53:01 eth0 207.73 157.14 850.77 101.11 0.00 0.00 0.00 0.00 00:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:53:01 docker0 7.58 6.28 1.04 18.44 0.00 0.00 0.00 0.00 00:54:01 eth0 0.55 0.02 0.04 0.00 0.00 0.00 0.00 0.00 00:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:55:01 eth0 0.95 0.43 0.63 0.15 0.00 0.00 0.00 0.00 00:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:56:01 eth0 0.98 0.43 0.32 0.27 0.00 0.00 0.00 0.00 00:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:57:01 eth0 0.23 0.15 0.08 0.05 0.00 0.00 0.00 0.00 00:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:58:01 eth0 0.18 0.13 0.07 0.04 0.00 0.00 0.00 0.00 00:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 34.64 26.04 140.10 16.71 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 1.25 1.03 0.17 3.03 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) 09/09/20 _x86_64_ (4 CPU) 00:51:19 LINUX RESTART (4 CPU) 00:52:02 CPU %user %nice %system %iowait %steal %idle 00:53:01 all 10.89 0.00 4.06 1.85 10.51 72.68 00:53:01 0 8.42 0.00 3.93 0.37 12.10 75.19 00:53:01 1 10.56 0.00 4.40 2.41 10.30 72.34 00:53:01 2 11.22 0.00 4.07 3.22 10.04 71.44 00:53:01 3 13.42 0.00 3.86 1.43 9.56 71.72 00:54:01 all 0.12 0.00 0.06 0.00 0.13 99.69 00:54:01 0 0.02 0.00 0.02 0.00 0.05 99.92 00:54:01 1 0.03 0.00 0.07 0.00 0.13 99.77 00:54:01 2 0.03 0.00 0.03 0.00 0.13 99.80 00:54:01 3 0.42 0.00 0.12 0.00 0.20 99.27 00:55:01 all 0.10 0.00 0.03 0.00 0.27 99.60 00:55:01 0 0.30 0.00 0.03 0.00 0.22 99.45 00:55:01 1 0.03 0.00 0.05 0.00 0.40 99.52 00:55:01 2 0.02 0.00 0.02 0.00 0.18 99.78 00:55:01 3 0.05 0.00 0.02 0.00 0.27 99.67 00:56:01 all 0.14 0.00 0.04 0.00 0.22 99.60 00:56:01 0 0.42 0.00 0.03 0.00 0.23 99.32 00:56:01 1 0.03 0.00 0.05 0.00 0.17 99.75 00:56:01 2 0.07 0.00 0.05 0.00 0.27 99.62 00:56:01 3 0.03 0.00 0.02 0.00 0.22 99.73 00:57:01 all 0.11 0.00 0.04 0.00 0.34 99.51 00:57:01 0 0.27 0.00 0.03 0.00 0.33 99.37 00:57:01 1 0.03 0.00 0.03 0.00 0.15 99.78 00:57:01 2 0.08 0.00 0.07 0.00 0.68 99.17 00:57:01 3 0.05 0.00 0.03 0.00 0.22 99.70 00:58:01 all 0.08 0.00 0.04 0.00 0.46 99.42 00:58:01 0 0.03 0.00 0.02 0.00 0.18 99.77 00:58:01 1 0.02 0.00 0.08 0.00 0.17 99.73 00:58:01 2 0.25 0.00 0.05 0.00 1.06 98.64 00:58:01 3 0.02 0.00 0.02 0.00 0.43 99.54 Average: all 1.88 0.00 0.70 0.31 1.97 95.14 Average: 0 1.58 0.00 0.68 0.06 2.19 95.50 Average: 1 1.76 0.00 0.77 0.40 1.86 95.22 Average: 2 1.92 0.00 0.71 0.53 2.04 94.80 Average: 3 2.28 0.00 0.66 0.23 1.78 95.04