---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1949 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 440 865 0 2638 3232 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:ef:b7:8e brd ff:ff:ff:ff:ff:ff inet 10.32.7.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:feef:b78e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4b:d4:e5:69 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-1949) 12/25/23 _x86_64_ (4 CPU) 17:32:50 LINUX RESTART (4 CPU) 17:33:01 tps rtps wtps bread/s bwrtn/s 17:34:01 134.33 74.85 59.47 6051.66 40372.49 17:35:01 141.09 57.84 83.25 2089.92 24888.65 17:36:01 98.83 55.84 42.99 3978.67 10083.65 Average: 124.75 62.85 61.91 4040.08 25114.93 17:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:34:01 1681716 3275068 2356940 58.36 38984 1716732 960468 18.88 638688 1551320 91168 17:35:01 1182796 3370856 2855860 70.71 62696 2264276 975564 19.18 747772 1893524 156896 17:36:01 948080 3371136 3090576 76.52 73784 2481864 837516 16.46 899920 1961200 55864 Average: 1270864 3339020 2767792 68.53 58488 2154291 924516 18.17 762127 1802015 101309 17:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:34:01 lo 1.07 1.07 0.10 0.10 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 ens3 336.58 226.81 1359.17 60.66 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 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 ens3 203.77 146.34 1204.87 13.50 0.00 0.00 0.00 0.00 17:36:01 lo 1.73 1.73 0.15 0.15 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 ens3 68.77 54.72 101.11 19.23 0.00 0.00 0.00 0.00 Average: lo 1.66 1.66 0.15 0.15 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: ens3 203.04 142.63 888.38 31.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1949) 12/25/23 _x86_64_ (4 CPU) 17:32:50 LINUX RESTART (4 CPU) 17:33:01 CPU %user %nice %system %iowait %steal %idle 17:34:01 all 16.83 0.00 2.12 4.10 0.05 76.90 17:34:01 0 16.14 0.00 2.02 3.64 0.03 78.17 17:34:01 1 6.77 0.00 1.29 5.49 0.05 86.40 17:34:01 2 14.46 0.00 2.11 3.81 0.05 79.57 17:34:01 3 29.97 0.00 3.13 3.43 0.05 63.41 17:35:01 all 18.24 0.77 1.95 6.17 0.05 72.81 17:35:01 0 19.60 0.00 2.14 6.87 0.08 71.32 17:35:01 1 11.28 0.00 1.59 9.44 0.03 77.66 17:35:01 2 24.37 1.50 2.16 3.51 0.07 68.39 17:35:01 3 17.73 1.56 1.87 4.86 0.05 73.94 17:36:01 all 25.42 0.00 2.78 4.53 0.06 67.21 17:36:01 0 12.80 0.00 2.45 5.19 0.03 79.53 17:36:01 1 15.42 0.00 2.41 4.60 0.05 77.53 17:36:01 2 27.86 0.00 2.50 4.13 0.07 65.44 17:36:01 3 45.58 0.00 3.80 4.23 0.08 46.31 Average: all 20.16 0.26 2.29 4.93 0.05 72.30 Average: 0 16.18 0.00 2.20 5.23 0.05 76.34 Average: 1 11.16 0.00 1.76 6.51 0.04 80.52 Average: 2 22.24 0.50 2.25 3.82 0.06 71.13 Average: 3 31.11 0.52 2.93 4.17 0.06 61.20