---> uname -a: Linux ccd647f5794a 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% /w/workspace/dgexfoundry_device-sdk-go_PR-587 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-587@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 659 138 0 1039 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) 09/15/20 _x86_64_ (4 CPU) 10:27:07 LINUX RESTART (4 CPU) 10:28:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:29:01 22.20 4.89 17.31 0.00 1179.27 2159.36 0.00 10:30:01 1.65 0.00 1.65 0.00 0.00 28.20 0.00 10:31:01 0.28 0.00 0.28 0.00 0.00 3.63 0.00 10:32:01 0.23 0.00 0.23 0.00 0.00 3.12 0.00 10:33:01 0.30 0.00 0.30 0.00 0.00 3.85 0.00 10:34:01 0.40 0.02 0.38 0.00 0.13 4.40 0.00 10:35:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 Average: 3.53 0.68 2.85 0.00 163.73 306.34 0.00 10:28:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:29:01 152240 0 588220 31.26 2620 1138476 1116904 38.12 387556 1180628 16 10:30:01 157316 0 583140 30.99 2620 1138480 1072984 36.62 387732 1175992 20 10:31:01 157300 0 583152 30.99 2620 1138484 1073008 36.62 390452 1173456 20 10:32:01 156280 0 584168 31.05 2620 1138488 1072960 36.62 393872 1170876 16 10:33:01 156304 0 584136 31.05 2620 1138496 1072972 36.62 398088 1166748 8 10:34:01 156360 0 584012 31.04 2620 1138564 1073104 36.62 398252 1166764 20 10:35:01 156820 0 583608 31.02 2620 1138508 1072984 36.62 395116 1169348 12 Average: 156089 0 584348 31.06 2620 1138499 1079274 36.83 393010 1171973 16 10:28:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:29:01 eth0 44.53 38.56 47.77 52.95 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 8.99 6.20 1.19 18.82 0.00 0.00 0.00 0.00 10:30:01 eth0 3.20 0.77 0.99 0.56 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 2.81 0.35 0.45 0.23 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 1.28 0.27 0.33 0.20 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 2.83 0.42 0.69 0.26 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 1.10 0.50 0.55 0.39 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 10:35:01 eth0 0.10 0.07 0.01 0.01 0.00 0.00 0.00 0.00 10:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 7.81 5.69 7.07 7.59 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 0.86 0.17 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) 10:27:07 LINUX RESTART (4 CPU) 10:28:03 CPU %user %nice %system %iowait %steal %idle 10:29:01 all 2.19 0.00 1.20 0.56 0.01 96.04 10:29:01 0 2.21 0.00 1.19 0.07 0.00 96.52 10:29:01 1 1.90 0.00 1.05 1.62 0.03 95.39 10:29:01 2 2.25 0.00 1.04 0.43 0.00 96.29 10:29:01 3 2.40 0.00 1.52 0.12 0.00 95.96 10:30:01 all 0.15 0.00 0.03 0.00 0.00 99.82 10:30:01 0 0.03 0.00 0.02 0.00 0.00 99.95 10:30:01 1 0.10 0.00 0.05 0.00 0.00 99.85 10:30:01 2 0.03 0.00 0.02 0.00 0.00 99.95 10:30:01 3 0.45 0.00 0.02 0.00 0.00 99.53 10:31:01 all 0.15 0.00 0.03 0.00 0.00 99.82 10:31:01 0 0.03 0.00 0.03 0.00 0.00 99.93 10:31:01 1 0.05 0.00 0.03 0.00 0.00 99.92 10:31:01 2 0.03 0.00 0.02 0.00 0.00 99.95 10:31:01 3 0.47 0.00 0.03 0.00 0.00 99.50 10:32:01 all 0.14 0.00 0.02 0.00 0.00 99.83 10:32:01 0 0.02 0.00 0.02 0.00 0.00 99.97 10:32:01 1 0.03 0.00 0.03 0.00 0.00 99.93 10:32:01 2 0.02 0.00 0.02 0.00 0.00 99.97 10:32:01 3 0.50 0.00 0.02 0.00 0.02 99.47 10:33:01 all 0.15 0.00 0.03 0.00 0.00 99.83 10:33:01 0 0.05 0.00 0.02 0.00 0.00 99.93 10:33:01 1 0.03 0.00 0.03 0.00 0.00 99.93 10:33:01 2 0.02 0.00 0.03 0.00 0.00 99.95 10:33:01 3 0.50 0.00 0.02 0.00 0.00 99.48 10:34:01 all 0.16 0.00 0.03 0.00 0.00 99.81 10:34:01 0 0.03 0.00 0.02 0.00 0.00 99.95 10:34:01 1 0.03 0.00 0.02 0.00 0.00 99.95 10:34:01 2 0.05 0.00 0.08 0.00 0.02 99.85 10:34:01 3 0.52 0.00 0.00 0.00 0.00 99.48 10:35:01 all 0.15 0.00 0.01 0.00 0.00 99.83 10:35:01 0 0.02 0.00 0.02 0.00 0.02 99.95 10:35:01 1 0.03 0.00 0.00 0.00 0.00 99.97 10:35:01 2 0.05 0.00 0.02 0.00 0.00 99.93 10:35:01 3 0.52 0.00 0.02 0.00 0.00 99.47 Average: all 0.43 0.00 0.19 0.08 0.00 99.30 Average: 0 0.33 0.00 0.18 0.01 0.00 99.47 Average: 1 0.30 0.00 0.17 0.22 0.00 99.30 Average: 2 0.34 0.00 0.17 0.06 0.00 99.43 Average: 3 0.76 0.00 0.22 0.02 0.00 99.00