---> uname -a: Linux 8047d6d990de 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-436 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-436@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 667 116 0 1053 1063 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 (prd-centos7-docker-4c-2g-2806.vexxhost.local) 08/05/20 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:01 0.30 0.02 0.28 0.13 4.83 00:02:01 0.47 0.12 0.35 2.13 6.61 00:03:01 0.50 0.17 0.33 13.86 4.46 00:04:01 0.45 0.02 0.43 0.13 9.13 00:05:01 0.42 0.00 0.42 0.00 6.08 Average: 0.43 0.06 0.36 3.25 6.22 00:00:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:01 207104 1674452 88.99 2620 1105256 1082928 36.96 432920 1083192 8 00:02:01 208572 1672984 88.91 2620 1105400 1080620 36.88 458244 1057072 8 00:03:01 199340 1682216 89.41 2620 1105912 1093060 37.30 466068 1057420 112 00:04:01 193768 1687788 89.70 2620 1105924 1093124 37.31 471792 1057420 12 00:05:01 191044 1690512 89.85 2620 1105924 1093172 37.31 466048 1065980 8 Average: 199966 1681590 89.37 2620 1105683 1088581 37.15 459014 1064217 30 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:01:01 eth0 0.50 0.30 0.27 0.20 0.00 0.00 0.00 00:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 eth0 0.23 0.18 0.08 0.07 0.00 0.00 0.00 00:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 eth0 3.91 2.32 3.54 1.45 0.00 0.00 0.00 00:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 eth0 4.30 2.07 3.25 1.69 0.00 0.00 0.00 00:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 eth0 1.68 1.00 1.31 0.65 0.00 0.00 0.00 00:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 2.12 1.17 1.69 0.81 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (prd-centos7-docker-4c-2g-2806.vexxhost.local) 08/05/20 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:01 all 0.03 0.00 0.05 0.00 0.00 99.92 00:01:01 0 0.02 0.00 0.03 0.02 0.00 99.93 00:01:01 1 0.05 0.00 0.05 0.00 0.00 99.90 00:01:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:01:01 3 0.03 0.00 0.07 0.00 0.00 99.90 00:02:01 all 0.16 0.00 0.07 0.00 0.00 99.76 00:02:01 0 0.03 0.00 0.15 0.00 0.00 99.82 00:02:01 1 0.55 0.00 0.03 0.00 0.00 99.42 00:02:01 2 0.02 0.00 0.05 0.02 0.00 99.92 00:02:01 3 0.05 0.00 0.05 0.00 0.00 99.90 00:03:01 all 0.21 0.00 0.06 0.00 0.00 99.73 00:03:01 0 0.07 0.00 0.10 0.00 0.00 99.83 00:03:01 1 0.57 0.00 0.05 0.02 0.00 99.37 00:03:01 2 0.07 0.00 0.03 0.00 0.00 99.90 00:03:01 3 0.13 0.00 0.05 0.00 0.00 99.82 00:04:01 all 0.20 0.00 0.06 0.00 0.00 99.74 00:04:01 0 0.10 0.00 0.05 0.00 0.00 99.85 00:04:01 1 0.05 0.00 0.07 0.00 0.00 99.88 00:04:01 2 0.05 0.00 0.03 0.00 0.02 99.90 00:04:01 3 0.58 0.00 0.10 0.00 0.00 99.32 00:05:01 all 0.17 0.00 0.05 0.00 0.00 99.78 00:05:01 0 0.07 0.00 0.03 0.00 0.00 99.90 00:05:01 1 0.05 0.00 0.08 0.00 0.00 99.87 00:05:01 2 0.50 0.00 0.03 0.00 0.00 99.47 00:05:01 3 0.05 0.00 0.05 0.00 0.02 99.88 Average: all 0.15 0.00 0.06 0.00 0.00 99.78 Average: 0 0.06 0.00 0.07 0.00 0.00 99.87 Average: 1 0.25 0.00 0.06 0.00 0.00 99.69 Average: 2 0.13 0.00 0.04 0.00 0.00 99.82 Average: 3 0.17 0.00 0.06 0.00 0.00 99.76