---> uname -a: Linux 3ad5ec7376a0 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-422 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-422@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 610 122 0 1104 1121 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) 07/29/20 _x86_64_ (4 CPU) 16:46:07 LINUX RESTART 16:47:01 tps rtps wtps bread/s bwrtn/s 16:48:01 63.05 17.29 45.76 5258.47 6562.14 16:49:01 3.58 0.00 3.58 0.00 113.75 16:50:01 0.47 0.00 0.47 0.00 7.31 16:51:01 0.37 0.00 0.37 0.00 7.01 16:52:01 0.27 0.00 0.27 0.00 4.23 16:53:01 0.22 0.00 0.22 0.00 3.11 16:54:02 0.28 0.02 0.27 0.13 3.60 16:55:01 0.68 0.00 0.68 0.00 7.33 16:56:01 68.41 44.46 23.96 4600.10 9186.77 Average: 15.31 6.89 8.43 1099.69 1772.57 16:47:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:48:01 241788 1639768 87.15 2620 1107916 1121000 38.26 407208 1073812 120 16:49:01 249796 1631760 86.72 2620 1107880 1061828 36.24 404164 1070316 8 16:50:01 251936 1629620 86.61 2620 1107888 1046472 35.71 404676 1068448 16 16:51:01 247744 1633812 86.83 2620 1107888 1046652 35.72 410596 1066268 8 16:52:01 249248 1632308 86.75 2620 1107896 1046484 35.71 411640 1064220 8 16:53:01 246916 1634640 86.88 2620 1107960 1046616 35.72 444580 1033600 28 16:54:02 247720 1633836 86.83 2620 1107912 1046484 35.71 443732 1033588 8 16:55:01 247688 1633868 86.84 2620 1107916 1046484 35.71 434824 1042416 8 16:56:01 77984 1803572 95.86 2620 1173336 1480620 50.53 539988 1078172 99536 Average: 228980 1652576 87.83 2620 1115177 1104738 37.70 433490 1058982 11082 16:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:48:01 eth0 436.87 364.39 1524.34 402.95 0.00 0.00 0.00 16:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:48:01 docker0 111.86 85.13 8.83 300.37 0.00 0.00 0.00 16:49:01 eth0 0.37 0.27 0.53 0.02 0.00 0.00 0.00 16:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 eth0 0.57 0.08 0.06 0.01 0.00 0.00 0.00 16:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 eth0 1.97 1.77 0.36 3.12 0.00 0.00 0.00 16:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 eth0 0.43 0.03 0.05 0.00 0.00 0.00 0.00 16:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:01 eth0 0.73 0.47 0.41 0.27 0.00 0.00 0.00 16:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 16:54:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:55:01 eth0 0.54 0.08 0.06 0.01 0.00 0.00 0.00 16:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:56:01 eth0 105.45 51.85 2328.28 9.81 0.00 0.00 0.00 16:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 61.05 46.77 429.78 46.46 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.49 9.51 0.99 33.54 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) 07/29/20 _x86_64_ (4 CPU) 16:46:07 LINUX RESTART 16:47:01 CPU %user %nice %system %iowait %steal %idle 16:48:01 all 11.49 0.00 4.28 2.14 19.63 62.45 16:48:01 0 11.67 0.00 4.89 1.79 20.65 61.00 16:48:01 1 11.12 0.00 3.69 4.15 19.80 61.24 16:48:01 2 8.88 0.00 4.27 0.68 20.58 65.60 16:48:01 3 14.52 0.00 4.31 1.97 17.37 61.83 16:49:01 all 0.04 0.00 0.04 0.00 0.31 99.61 16:49:01 0 0.05 0.00 0.05 0.00 0.28 99.62 16:49:01 1 0.03 0.00 0.05 0.00 0.38 99.53 16:49:01 2 0.02 0.00 0.05 0.00 0.45 99.48 16:49:01 3 0.03 0.00 0.03 0.00 0.17 99.77 16:50:01 all 0.02 0.00 0.03 0.00 0.12 99.82 16:50:01 0 0.02 0.00 0.02 0.00 0.08 99.88 16:50:01 1 0.03 0.00 0.03 0.00 0.17 99.77 16:50:01 2 0.03 0.00 0.02 0.00 0.22 99.73 16:50:01 3 0.03 0.00 0.03 0.00 0.02 99.92 16:51:01 all 0.15 0.00 0.03 0.00 0.06 99.76 16:51:01 0 0.05 0.00 0.05 0.00 0.10 99.80 16:51:01 1 0.45 0.00 0.03 0.00 0.08 99.43 16:51:01 2 0.07 0.00 0.03 0.00 0.05 99.85 16:51:01 3 0.02 0.00 0.02 0.00 0.02 99.95 16:52:01 all 0.11 0.00 0.06 0.00 0.11 99.72 16:52:01 0 0.00 0.00 0.13 0.00 0.08 99.78 16:52:01 1 0.12 0.00 0.03 0.00 0.18 99.67 16:52:01 2 0.30 0.00 0.03 0.00 0.15 99.52 16:52:01 3 0.02 0.00 0.02 0.00 0.02 99.95 16:53:01 all 0.14 0.00 0.07 0.00 0.09 99.70 16:53:01 0 0.02 0.00 0.23 0.00 0.03 99.72 16:53:01 1 0.03 0.00 0.03 0.00 0.10 99.83 16:53:01 2 0.47 0.00 0.02 0.00 0.15 99.37 16:53:01 3 0.03 0.00 0.02 0.00 0.05 99.90 16:54:02 all 0.15 0.00 0.02 0.00 0.06 99.77 16:54:02 0 0.02 0.00 0.00 0.00 0.03 99.95 16:54:02 1 0.03 0.00 0.03 0.00 0.07 99.87 16:54:02 2 0.48 0.00 0.05 0.00 0.17 99.30 16:54:02 3 0.03 0.00 0.03 0.00 0.02 99.92 16:55:01 all 0.13 0.00 0.03 0.00 0.16 99.69 16:55:01 0 0.05 0.00 0.02 0.00 0.10 99.83 16:55:01 1 0.05 0.00 0.02 0.00 0.30 99.63 16:55:01 2 0.39 0.00 0.05 0.00 0.10 99.46 16:55:01 3 0.03 0.00 0.02 0.00 0.12 99.83 16:56:01 all 2.75 0.00 1.62 1.10 6.05 88.48 16:56:01 0 2.46 0.00 1.66 0.38 6.22 89.27 16:56:01 1 2.39 0.00 1.75 0.94 6.16 88.76 16:56:01 2 2.64 0.00 1.22 0.64 6.01 89.49 16:56:01 3 3.53 0.00 1.88 2.43 5.80 86.36 Average: all 1.70 0.00 0.70 0.37 3.02 94.22 Average: 0 1.62 0.00 0.79 0.25 3.11 94.23 Average: 1 1.64 0.00 0.65 0.59 3.12 94.00 Average: 2 1.53 0.00 0.66 0.15 3.22 94.44 Average: 3 2.02 0.00 0.70 0.49 2.61 94.18