---> uname -a: Linux 325b8577099f 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/foundry_device-virtual-go_PR-124 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/foundry_device-virtual-go_PR-124@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 664 127 0 1044 1066 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) 08/21/20 _x86_64_ (4 CPU) 07:59:33 LINUX RESTART 08:00:02 tps rtps wtps bread/s bwrtn/s 08:01:01 86.22 40.06 46.17 7661.94 5147.47 08:02:01 2.46 0.07 2.40 1.47 49.71 08:03:01 0.58 0.00 0.58 0.00 9.66 08:04:01 0.63 0.00 0.63 0.00 6.93 08:05:01 0.75 0.00 0.75 0.00 9.21 08:06:01 0.65 0.00 0.65 0.00 8.36 Average: 15.03 6.60 8.43 1260.35 860.59 08:00:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:01:01 163988 1717568 91.28 2620 1134704 1124776 38.39 406740 1150464 120 08:02:01 170456 1711100 90.94 2620 1134844 1080620 36.88 404340 1147528 20 08:03:01 170012 1711544 90.96 2620 1134852 1080776 36.88 407192 1145748 8 08:04:01 167768 1713788 91.08 2620 1134852 1080812 36.89 409496 1145676 20 08:05:01 167432 1714124 91.10 2620 1134860 1080836 36.89 416592 1138516 8 08:06:01 165936 1715620 91.18 2620 1134864 1080692 36.88 418704 1138516 8 Average: 167599 1713957 91.09 2620 1134829 1088085 37.13 410511 1144408 31 08:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:01:01 eth0 448.27 226.62 1063.80 88.89 0.00 0.00 0.00 08:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 docker0 1.40 1.32 0.26 3.18 0.00 0.00 0.00 08:02:01 eth0 0.78 0.08 0.06 0.01 0.00 0.00 0.00 08:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:01 eth0 1.32 0.63 0.99 0.19 0.00 0.00 0.00 08:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 eth0 1.43 0.52 0.41 0.24 0.00 0.00 0.00 08:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 eth0 0.43 0.37 0.26 0.20 0.00 0.00 0.00 08:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 eth0 0.32 0.25 0.14 0.08 0.00 0.00 0.00 08:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 74.44 37.58 175.27 14.74 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.23 0.22 0.04 0.52 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) 08/21/20 _x86_64_ (4 CPU) 07:59:33 LINUX RESTART 08:00:02 CPU %user %nice %system %iowait %steal %idle 08:01:01 all 13.44 0.00 5.69 3.46 0.01 77.40 08:01:01 0 11.40 0.00 6.55 2.27 0.02 79.76 08:01:01 1 13.50 0.00 5.86 5.62 0.02 75.00 08:01:01 2 13.79 0.00 5.39 3.41 0.02 77.39 08:01:01 3 15.09 0.00 4.98 2.51 0.02 77.40 08:02:01 all 0.16 0.00 0.05 0.00 0.00 99.78 08:02:01 0 0.03 0.00 0.05 0.00 0.02 99.90 08:02:01 1 0.53 0.00 0.05 0.00 0.00 99.42 08:02:01 2 0.05 0.00 0.03 0.00 0.00 99.92 08:02:01 3 0.03 0.00 0.05 0.00 0.00 99.92 08:03:01 all 0.16 0.00 0.03 0.00 0.00 99.82 08:03:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:03:01 1 0.48 0.00 0.02 0.00 0.00 99.50 08:03:01 2 0.05 0.00 0.05 0.00 0.00 99.90 08:03:01 3 0.05 0.00 0.02 0.00 0.00 99.93 08:04:01 all 0.16 0.00 0.02 0.00 0.00 99.81 08:04:01 0 0.05 0.00 0.02 0.00 0.00 99.93 08:04:01 1 0.52 0.00 0.02 0.00 0.00 99.47 08:04:01 2 0.03 0.00 0.03 0.00 0.00 99.93 08:04:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:05:01 all 0.15 0.00 0.03 0.00 0.00 99.82 08:05:01 0 0.05 0.00 0.03 0.00 0.00 99.92 08:05:01 1 0.42 0.00 0.02 0.00 0.00 99.57 08:05:01 2 0.13 0.00 0.07 0.00 0.00 99.80 08:05:01 3 0.03 0.00 0.02 0.00 0.00 99.95 08:06:01 all 0.15 0.00 0.04 0.00 0.00 99.82 08:06:01 0 0.02 0.00 0.03 0.00 0.00 99.95 08:06:01 1 0.02 0.00 0.03 0.00 0.00 99.95 08:06:01 2 0.52 0.00 0.05 0.00 0.00 99.43 08:06:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 2.33 0.00 0.96 0.57 0.00 96.15 Average: 0 1.89 0.00 1.10 0.37 0.01 96.63 Average: 1 2.54 0.00 0.98 0.92 0.00 95.56 Average: 2 2.39 0.00 0.92 0.56 0.00 96.13 Average: 3 2.49 0.00 0.83 0.41 0.00 96.26