---> uname -a: Linux df2e2f928319 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% /w/workspace/foundry_device-virtual-go_PR-121 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/foundry_device-virtual-go_PR-121@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 612 121 0 1103 1119 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) 07/23/20 _x86_64_ (4 CPU) 16:02:07 LINUX RESTART 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:01 55.09 13.72 41.37 4790.02 4673.90 16:05:01 2.38 0.00 2.38 0.00 50.68 16:06:01 0.15 0.00 0.15 0.00 2.15 16:07:01 0.18 0.00 0.18 0.00 1.88 16:08:02 0.23 0.00 0.23 0.00 3.41 16:09:01 0.32 0.00 0.32 0.00 4.13 16:10:01 0.38 0.02 0.37 0.13 5.12 Average: 8.41 1.97 6.44 685.99 678.98 16:03:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:01 175312 1706244 90.68 2620 1169152 1156716 39.48 386544 1158180 120 16:05:01 184712 1696844 90.18 2620 1169156 1088100 37.13 382980 1154300 16 16:06:01 186740 1694816 90.08 2620 1169164 1065640 36.37 384564 1151592 24 16:07:01 185824 1695732 90.12 2620 1169164 1065640 36.37 388284 1148872 20 16:08:02 185636 1695920 90.13 2620 1169228 1065580 36.37 390952 1146424 28 16:09:01 183676 1697880 90.24 2620 1169176 1065592 36.37 406456 1132812 8 16:10:01 184312 1697244 90.20 2620 1169180 1065484 36.36 404032 1134788 16 Average: 183745 1697811 90.23 2620 1169174 1081822 36.92 391973 1146710 33 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:04:01 eth0 133.00 117.33 670.26 72.22 0.00 0.00 0.00 16:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 docker0 1.43 1.41 0.25 2.86 0.00 0.00 0.00 16:05:01 eth0 1.91 0.81 1.86 0.23 0.00 0.00 0.00 16:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 eth0 0.78 0.32 0.29 0.20 0.00 0.00 0.00 16:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 eth0 0.48 0.22 0.28 0.19 0.00 0.00 0.00 16:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:02 eth0 0.27 0.18 0.09 0.07 0.00 0.00 0.00 16:08:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 eth0 0.15 0.12 0.07 0.01 0.00 0.00 0.00 16:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 16:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.58 17.05 96.36 10.44 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.20 0.20 0.04 0.41 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) 07/23/20 _x86_64_ (4 CPU) 16:02:07 LINUX RESTART 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:01 all 6.97 0.00 3.27 1.76 14.61 73.38 16:04:01 0 8.42 0.00 3.43 1.92 16.07 70.15 16:04:01 1 9.01 0.00 3.24 1.68 13.90 72.16 16:04:01 2 4.77 0.00 3.25 2.89 14.66 74.43 16:04:01 3 5.76 0.00 3.18 0.51 13.82 76.73 16:05:01 all 0.11 0.00 0.05 0.00 0.51 99.33 16:05:01 0 0.05 0.00 0.07 0.00 0.63 99.26 16:05:01 1 0.30 0.00 0.05 0.02 0.70 98.94 16:05:01 2 0.05 0.00 0.07 0.00 0.37 99.52 16:05:01 3 0.03 0.00 0.05 0.00 0.35 99.57 16:06:01 all 0.12 0.00 0.04 0.00 0.65 99.19 16:06:01 0 0.10 0.00 0.07 0.00 0.94 98.89 16:06:01 1 0.27 0.00 0.02 0.00 0.25 99.47 16:06:01 2 0.05 0.00 0.05 0.00 1.17 98.73 16:06:01 3 0.03 0.00 0.02 0.00 0.22 99.73 16:07:01 all 0.12 0.00 0.03 0.00 0.16 99.70 16:07:01 0 0.03 0.00 0.02 0.00 0.18 99.77 16:07:01 1 0.03 0.00 0.02 0.00 0.03 99.92 16:07:01 2 0.05 0.00 0.05 0.00 0.23 99.67 16:07:01 3 0.37 0.00 0.02 0.00 0.20 99.42 16:08:02 all 0.14 0.00 0.04 0.00 0.23 99.60 16:08:02 0 0.03 0.00 0.03 0.00 0.18 99.75 16:08:02 1 0.02 0.00 0.03 0.00 0.05 99.90 16:08:02 2 0.07 0.00 0.08 0.00 0.61 99.24 16:08:02 3 0.43 0.00 0.00 0.00 0.05 99.52 16:09:01 all 0.11 0.00 0.05 0.00 0.43 99.41 16:09:01 0 0.02 0.00 0.03 0.00 0.79 99.16 16:09:01 1 0.03 0.00 0.02 0.00 0.25 99.70 16:09:01 2 0.02 0.00 0.10 0.00 0.47 99.41 16:09:01 3 0.39 0.00 0.03 0.00 0.20 99.37 16:10:01 all 0.11 0.00 0.02 0.00 0.34 99.51 16:10:01 0 0.02 0.00 0.02 0.00 0.46 99.50 16:10:01 1 0.32 0.00 0.02 0.00 0.28 99.38 16:10:01 2 0.02 0.00 0.00 0.00 0.17 99.82 16:10:01 3 0.08 0.00 0.07 0.00 0.47 99.39 Average: all 1.14 0.00 0.52 0.26 2.50 95.58 Average: 0 1.28 0.00 0.54 0.28 2.82 95.08 Average: 1 1.47 0.00 0.50 0.25 2.28 95.51 Average: 2 0.76 0.00 0.54 0.44 2.65 95.61 Average: 3 1.04 0.00 0.50 0.08 2.26 96.12