---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1613 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian 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: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 688K 394M 1% /run /dev/vda1 20G 9.4G 9.9G 49% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3944 437 874 0 2632 3235 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e9:7c:63 brd ff:ff:ff:ff:ff:ff inet 10.32.6.75/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fee9:7c63/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:22:f7:32:25 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1613) 12/04/23 _x86_64_ (4 CPU) 17:32:45 LINUX RESTART (4 CPU) 17:33:01 tps rtps wtps bread/s bwrtn/s 17:34:01 141.04 77.90 63.14 6137.91 41236.08 17:35:01 161.67 86.39 75.29 3294.12 23547.01 17:36:01 69.76 22.81 46.95 2674.98 10758.15 Average: 124.16 62.36 61.79 4035.59 25179.61 17:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:34:01 1668316 3282688 2370340 58.69 40032 1735936 936380 18.41 640600 1564224 96704 17:35:01 993244 3246048 3045412 75.41 63908 2326424 1246840 24.51 909628 1918620 189288 17:36:01 903708 3322228 3134948 77.62 74480 2477036 860192 16.91 955804 1953840 34972 Average: 1188423 3283655 2850233 70.57 59473 2179799 1014471 19.94 835344 1812228 106988 17:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:34:01 ens3 336.01 218.50 1351.23 62.99 0.00 0.00 0.00 0.00 17:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 17:35:01 ens3 191.13 144.34 1170.98 13.43 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 lo 2.17 2.17 0.21 0.21 0.00 0.00 0.00 0.00 17:36:01 ens3 67.01 54.12 102.23 11.49 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 lo 1.93 1.93 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 198.04 138.98 874.77 29.31 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1613) 12/04/23 _x86_64_ (4 CPU) 17:32:45 LINUX RESTART (4 CPU) 17:33:01 CPU %user %nice %system %iowait %steal %idle 17:34:01 all 18.14 0.00 2.50 4.01 0.05 75.31 17:34:01 0 21.49 0.00 2.47 2.19 0.05 73.80 17:34:01 1 12.46 0.00 1.54 2.72 0.05 83.23 17:34:01 2 7.21 0.00 2.17 8.21 0.05 82.36 17:34:01 3 31.37 0.00 3.80 2.95 0.05 61.83 17:35:01 all 20.00 0.76 2.08 8.82 0.06 68.29 17:35:01 0 20.16 3.02 1.84 6.89 0.05 68.04 17:35:01 1 5.70 0.00 1.66 11.11 0.07 81.46 17:35:01 2 9.78 0.00 1.72 10.04 0.05 78.41 17:35:01 3 44.23 0.00 3.11 7.22 0.07 45.38 17:36:01 all 24.75 0.00 2.57 2.00 0.05 70.62 17:36:01 0 12.91 0.00 2.21 0.86 0.05 83.98 17:36:01 1 36.03 0.00 3.30 1.84 0.07 58.76 17:36:01 2 35.10 0.00 2.68 3.39 0.05 58.78 17:36:01 3 15.16 0.00 2.11 1.96 0.03 80.75 Average: all 20.97 0.25 2.38 4.94 0.05 71.41 Average: 0 18.17 1.00 2.17 3.30 0.05 75.31 Average: 1 18.08 0.00 2.17 5.22 0.06 74.47 Average: 2 17.36 0.00 2.19 7.21 0.05 73.18 Average: 3 30.26 0.00 3.00 4.04 0.05 62.64