---> uname -a: Linux 7463f4c25e48 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 7.2G 42.8G 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 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-553 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-553@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 672 126 0 1037 1058 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) 07/20/20 _x86_64_ (4 CPU) 06:44:53 LINUX RESTART 06:46:01 tps rtps wtps bread/s bwrtn/s 06:47:01 2.38 0.00 2.38 0.00 52.57 06:48:01 0.37 0.00 0.37 0.00 5.01 06:49:01 0.25 0.00 0.25 0.00 3.90 06:50:01 0.25 0.00 0.25 0.00 2.83 06:51:01 0.25 0.00 0.25 0.00 3.48 06:52:01 0.37 0.02 0.35 0.13 3.56 06:53:01 0.62 0.00 0.62 0.00 6.81 Average: 0.64 0.00 0.64 0.02 11.17 06:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:47:01 156552 1725004 91.68 2620 1137100 1083976 36.99 440788 1125072 24 06:48:01 155480 1726076 91.74 2620 1137104 1074724 36.68 442576 1124136 8 06:49:01 154236 1727320 91.80 2620 1137112 1074964 36.69 444120 1124136 8 06:50:01 153240 1728316 91.86 2620 1137168 1074880 36.68 449688 1119436 20 06:51:01 153568 1727988 91.84 2620 1137116 1074808 36.68 451464 1116940 8 06:52:01 154596 1726960 91.78 2620 1137128 1074724 36.68 451124 1116940 8 06:53:01 154680 1726876 91.78 2620 1137128 1074724 36.68 442956 1125108 8 Average: 154622 1726934 91.78 2620 1137122 1076114 36.73 446102 1121681 12 06:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:47:01 eth0 3.23 1.70 2.89 0.13 0.00 0.00 0.00 06:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:48:01 eth0 0.35 0.08 0.03 0.01 0.00 0.00 0.00 06:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:49:01 eth0 1.32 0.48 0.35 0.21 0.00 0.00 0.00 06:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 eth0 0.53 0.27 0.27 0.20 0.00 0.00 0.00 06:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 eth0 0.28 0.23 0.14 0.07 0.00 0.00 0.00 06:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 06:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 eth0 0.02 0.03 0.00 0.00 0.00 0.00 0.00 06:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.83 0.41 0.53 0.09 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 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) 07/20/20 _x86_64_ (4 CPU) 06:44:53 LINUX RESTART 06:46:01 CPU %user %nice %system %iowait %steal %idle 06:47:01 all 0.10 0.00 0.04 0.00 0.00 99.86 06:47:01 0 0.07 0.00 0.07 0.00 0.00 99.87 06:47:01 1 0.08 0.00 0.07 0.00 0.00 99.85 06:47:01 2 0.20 0.00 0.03 0.00 0.00 99.77 06:47:01 3 0.07 0.00 0.03 0.00 0.00 99.90 06:48:01 all 0.16 0.00 0.03 0.00 0.00 99.80 06:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:48:01 1 0.53 0.00 0.02 0.00 0.00 99.45 06:48:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:48:01 3 0.02 0.00 0.00 0.00 0.00 99.98 06:49:01 all 0.17 0.00 0.03 0.00 0.00 99.80 06:49:01 0 0.05 0.00 0.02 0.00 0.00 99.93 06:49:01 1 0.55 0.00 0.03 0.00 0.00 99.42 06:49:01 2 0.05 0.00 0.07 0.00 0.02 99.87 06:49:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:50:01 all 0.15 0.00 0.03 0.00 0.00 99.81 06:50:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:50:01 1 0.53 0.00 0.05 0.00 0.00 99.42 06:50:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:50:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:51:01 all 0.16 0.00 0.07 0.00 0.00 99.78 06:51:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:51:01 1 0.52 0.00 0.13 0.00 0.00 99.35 06:51:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:51:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:52:01 all 0.15 0.00 0.03 0.00 0.00 99.81 06:52:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:52:01 1 0.48 0.00 0.05 0.00 0.00 99.47 06:52:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:52:01 3 0.02 0.00 0.02 0.00 0.02 99.95 06:53:01 all 0.10 0.00 0.05 0.00 0.00 99.85 06:53:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:53:01 1 0.30 0.00 0.07 0.00 0.00 99.63 06:53:01 2 0.03 0.00 0.02 0.00 0.00 99.95 06:53:01 3 0.05 0.00 0.05 0.00 0.00 99.90 Average: all 0.14 0.00 0.04 0.00 0.00 99.82 Average: 0 0.04 0.00 0.03 0.00 0.00 99.93 Average: 1 0.43 0.00 0.06 0.00 0.00 99.51 Average: 2 0.07 0.00 0.04 0.00 0.00 99.89 Average: 3 0.03 0.00 0.03 0.00 0.00 99.94