---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3029 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 488 1101 0 2353 3187 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:ea:ab:d8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.30/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86179sec preferred_lft 86179sec inet6 fe80::f816:3eff:feea:abd8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:98:6a:c0:8e 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-3029) 01/07/24 _x86_64_ (4 CPU) 04:56:46 LINUX RESTART (4 CPU) 04:57:01 tps rtps wtps bread/s bwrtn/s 04:58:02 127.53 64.94 62.59 5198.73 43322.53 04:59:01 75.87 14.62 61.24 1092.97 10711.81 05:00:01 85.05 10.81 74.24 1591.20 14502.78 Average: 96.26 30.21 66.05 2636.21 22913.48 04:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:58:02 1647680 3310232 2390976 59.20 47404 1770564 901184 17.71 606128 1603320 99236 04:59:01 1397132 3368972 2641524 65.41 69984 2040400 843460 16.58 571264 1853784 152112 05:00:01 1127804 3263660 2910852 72.07 74796 2197924 924224 18.17 823852 1866060 42244 Average: 1390872 3314288 2647784 65.56 64061 2002963 889623 17.49 667081 1774388 97864 04:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:58:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 04:58:02 ens3 474.79 272.04 2036.96 68.30 0.00 0.00 0.00 0.00 04:58:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 04:59:01 ens3 51.31 47.42 793.44 6.20 0.00 0.00 0.00 0.00 04:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 lo 5.00 5.00 0.47 0.47 0.00 0.00 0.00 0.00 05:00:01 ens3 231.74 217.55 893.47 540.35 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.35 2.35 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 253.74 179.74 1243.79 206.06 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 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-3029) 01/07/24 _x86_64_ (4 CPU) 04:56:46 LINUX RESTART (4 CPU) 04:57:01 CPU %user %nice %system %iowait %steal %idle 04:58:02 all 18.27 0.00 2.83 3.52 0.08 75.30 04:58:02 0 23.30 0.00 2.32 0.79 0.05 73.54 04:58:02 1 25.51 0.00 4.19 2.78 0.08 67.44 04:58:02 2 13.91 0.00 2.32 5.79 0.08 77.90 04:58:02 3 10.33 0.00 2.47 4.73 0.10 82.37 04:59:01 all 20.24 0.00 1.40 1.89 0.06 76.42 04:59:01 0 12.66 0.00 0.93 0.29 0.03 86.08 04:59:01 1 55.85 0.00 3.16 0.39 0.10 40.50 04:59:01 2 2.72 0.00 0.71 5.45 0.03 91.08 04:59:01 3 9.71 0.00 0.76 1.44 0.03 88.05 05:00:01 all 19.44 0.00 1.61 2.08 0.08 76.79 05:00:01 0 16.80 0.00 1.47 0.28 0.18 81.26 05:00:01 1 10.60 0.00 1.08 2.36 0.03 85.93 05:00:01 2 13.89 0.00 1.61 4.68 0.07 79.75 05:00:01 3 36.49 0.00 2.26 1.00 0.07 60.18 Average: all 19.31 0.00 1.95 2.50 0.07 76.17 Average: 0 17.61 0.00 1.58 0.45 0.09 80.26 Average: 1 30.50 0.00 2.80 1.85 0.07 64.77 Average: 2 10.21 0.00 1.55 5.31 0.06 82.87 Average: 3 18.89 0.00 1.83 2.39 0.07 76.81