---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1816 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 9.3G 10G 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 507 1020 0 2416 3171 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:ba:fd:02 brd ff:ff:ff:ff:ff:ff inet 10.32.6.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86184sec preferred_lft 86184sec inet6 fe80::f816:3eff:feba:fd02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b3:e4:27:0e 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-1816) 12/06/23 _x86_64_ (4 CPU) 13:22:40 LINUX RESTART (4 CPU) 13:23:01 tps rtps wtps bread/s bwrtn/s 13:24:01 180.69 78.64 102.05 6162.31 42076.74 13:25:01 169.62 125.33 44.29 6296.55 10369.07 13:26:01 49.09 5.98 43.11 208.63 8960.77 Average: 133.13 69.98 63.15 4222.50 20468.86 13:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:24:01 1534068 3242904 2504588 62.02 46872 1817604 980308 19.27 705664 1619720 178456 13:25:01 991580 3164156 3047076 75.45 63564 2249480 1070692 21.05 826792 2007404 200076 13:26:01 1062296 3263828 2976360 73.70 67424 2274412 925724 18.20 768984 1994800 31604 Average: 1195981 3223629 2842675 70.39 59287 2113832 992241 19.50 767147 1873975 136712 13:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:24:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 13:24:01 ens3 357.27 249.51 1350.88 66.29 0.00 0.00 0.00 0.00 13:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:25:01 lo 1.80 1.80 0.17 0.17 0.00 0.00 0.00 0.00 13:25:01 ens3 312.51 229.51 2577.24 20.60 0.00 0.00 0.00 0.00 13:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:26:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 13:26:01 ens3 50.77 46.63 195.48 18.56 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 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 240.19 175.22 1374.53 35.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1816) 12/06/23 _x86_64_ (4 CPU) 13:22:40 LINUX RESTART (4 CPU) 13:23:01 CPU %user %nice %system %iowait %steal %idle 13:24:01 all 19.10 0.00 2.58 5.46 0.06 72.80 13:24:01 0 6.39 0.00 2.10 10.71 0.07 80.74 13:24:01 1 15.73 0.00 2.21 5.08 0.03 76.95 13:24:01 2 36.78 0.00 2.69 4.28 0.08 56.16 13:24:01 3 17.48 0.00 3.33 1.81 0.03 77.35 13:25:01 all 20.65 0.00 2.10 8.12 0.07 69.07 13:25:01 0 18.92 0.00 1.96 11.23 0.07 67.83 13:25:01 1 15.44 0.00 1.64 1.99 0.05 80.87 13:25:01 2 33.05 0.00 3.00 13.25 0.08 50.61 13:25:01 3 15.17 0.00 1.78 5.98 0.07 77.01 13:26:01 all 17.73 0.00 0.90 1.08 0.04 80.25 13:26:01 0 20.84 0.00 1.00 0.15 0.03 77.97 13:26:01 1 17.25 0.00 1.35 1.50 0.05 79.85 13:26:01 2 18.68 0.00 0.63 2.55 0.05 78.08 13:26:01 3 14.15 0.00 0.59 0.12 0.05 85.10 Average: all 19.16 0.00 1.86 4.88 0.06 74.05 Average: 0 15.39 0.00 1.68 7.36 0.06 75.51 Average: 1 16.14 0.00 1.73 2.86 0.04 79.22 Average: 2 29.49 0.00 2.11 6.69 0.07 61.64 Average: 3 15.60 0.00 1.90 2.63 0.05 79.82