---> uname -a: Linux 47134f05ba82 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-580 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-580@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 629 139 0 1068 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) 09/09/20 _x86_64_ (4 CPU) 03:32:34 LINUX RESTART (4 CPU) 03:33:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:34:01 126.05 45.86 80.18 0.00 7646.78 34653.49 0.00 03:35:01 3.30 0.00 3.30 0.00 0.00 106.63 0.00 03:36:01 0.40 0.00 0.40 0.00 0.00 6.50 0.00 03:37:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 03:38:01 0.23 0.00 0.23 0.00 0.00 3.33 0.00 03:39:01 18.93 18.58 0.35 0.00 1744.66 5.03 0.00 Average: 24.59 10.65 13.94 0.00 1549.13 5719.53 0.00 03:33:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:34:01 170240 0 552444 29.36 2620 1156252 1113324 38.00 379860 1170932 120 03:35:01 174684 0 547996 29.12 2620 1156256 1099932 37.54 379168 1167720 24 03:36:01 175132 0 547540 29.10 2620 1156264 1097876 37.47 379292 1167528 8 03:37:01 175548 0 547124 29.08 2620 1156264 1075380 36.70 381468 1165380 20 03:38:01 174096 0 548572 29.16 2620 1156268 1075404 36.70 388148 1159884 12 03:39:01 108472 0 561816 29.86 2620 1208648 1102628 37.63 400676 1211972 80 Average: 163029 0 550915 29.28 2620 1164992 1094091 37.34 384769 1173903 44 03:33:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:34:01 eth0 374.07 228.35 1089.97 105.73 0.00 0.00 0.00 0.00 03:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 docker0 8.56 7.01 1.09 18.55 0.00 0.00 0.00 0.00 03:35:01 eth0 2.28 0.82 0.89 0.76 0.00 0.00 0.00 0.00 03:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 eth0 3.16 0.38 0.51 0.20 0.00 0.00 0.00 0.00 03:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 eth0 5.35 1.58 1.82 0.93 0.00 0.00 0.00 0.00 03:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 eth0 2.58 0.82 0.98 0.62 0.00 0.00 0.00 0.00 03:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 eth0 4.68 2.83 4.31 1.65 0.00 0.00 0.00 0.00 03:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 64.53 38.63 180.67 18.08 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 1.41 1.15 0.18 3.05 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) 03:32:34 LINUX RESTART (4 CPU) 03:33:02 CPU %user %nice %system %iowait %steal %idle 03:34:01 all 15.06 0.00 7.07 6.28 0.08 71.52 03:34:01 0 15.10 0.00 7.90 8.66 0.12 68.22 03:34:01 1 15.45 0.00 6.13 6.06 0.05 72.31 03:34:01 2 14.67 0.00 6.86 4.52 0.09 73.87 03:34:01 3 15.00 0.00 7.39 5.88 0.07 71.66 03:35:01 all 0.17 0.00 0.06 0.00 0.00 99.77 03:35:01 0 0.37 0.00 0.05 0.00 0.00 99.58 03:35:01 1 0.07 0.00 0.07 0.00 0.00 99.87 03:35:01 2 0.05 0.00 0.05 0.00 0.00 99.90 03:35:01 3 0.22 0.00 0.07 0.00 0.00 99.72 03:36:01 all 0.18 0.00 0.03 0.00 0.00 99.80 03:36:01 0 0.05 0.00 0.03 0.00 0.00 99.92 03:36:01 1 0.05 0.00 0.02 0.00 0.00 99.93 03:36:01 2 0.05 0.00 0.03 0.00 0.00 99.92 03:36:01 3 0.55 0.00 0.03 0.00 0.00 99.42 03:37:01 all 0.17 0.00 0.06 0.00 0.00 99.77 03:37:01 0 0.03 0.00 0.03 0.00 0.00 99.93 03:37:01 1 0.08 0.00 0.10 0.00 0.00 99.82 03:37:01 2 0.08 0.00 0.02 0.00 0.02 99.88 03:37:01 3 0.48 0.00 0.08 0.00 0.00 99.43 03:38:01 all 0.05 0.00 0.05 0.00 0.00 99.90 03:38:01 0 0.03 0.00 0.00 0.00 0.00 99.97 03:38:01 1 0.05 0.00 0.05 0.00 0.00 99.90 03:38:01 2 0.03 0.00 0.03 0.00 0.00 99.93 03:38:01 3 0.10 0.00 0.12 0.00 0.00 99.78 03:39:01 all 0.54 0.00 0.15 0.38 0.00 98.93 03:39:01 0 0.62 0.00 0.08 0.05 0.00 99.25 03:39:01 1 0.42 0.00 0.23 0.98 0.02 98.35 03:39:01 2 0.25 0.00 0.10 0.23 0.00 99.42 03:39:01 3 0.87 0.00 0.17 0.25 0.00 98.72 Average: all 2.64 0.00 1.21 1.09 0.01 95.05 Average: 0 2.64 0.00 1.32 1.42 0.02 94.60 Average: 1 2.64 0.00 1.08 1.15 0.01 95.12 Average: 2 2.47 0.00 1.16 0.78 0.02 95.58 Average: 3 2.81 0.00 1.28 1.00 0.01 94.90