---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1804 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 9.5G 9.8G 50% / 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 458 751 0 2733 3205 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:eb:06:3b brd ff:ff:ff:ff:ff:ff inet 10.32.6.59/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86175sec preferred_lft 86175sec inet6 fe80::f816:3eff:feeb:63b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:76:44:0d:37 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-1804) 12/23/23 _x86_64_ (4 CPU) 20:31:42 LINUX RESTART (4 CPU) 20:32:01 tps rtps wtps bread/s bwrtn/s 20:33:02 141.96 78.57 63.39 6177.37 40738.43 20:34:01 120.98 39.12 81.85 2026.97 24964.55 20:35:01 131.91 79.39 52.52 2119.38 14863.79 Average: 131.67 65.84 65.83 3449.06 26866.05 20:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:33:02 1680560 3290556 2358096 58.39 39788 1731620 900924 17.71 629372 1562324 95756 20:34:01 1241524 3366096 2797132 69.26 61316 2205176 886992 17.44 761640 1830588 96384 20:35:01 786056 3297920 3252600 80.54 76708 2560080 844132 16.59 918628 2090544 51152 Average: 1236047 3318191 2802609 69.39 59271 2165625 877349 17.25 769880 1827819 81097 20:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:33:02 ens3 332.89 228.06 1371.69 63.95 0.00 0.00 0.00 0.00 20:33:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:34:01 ens3 193.32 140.33 1050.12 24.73 0.00 0.00 0.00 0.00 20:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 lo 2.88 2.88 0.29 0.29 0.00 0.00 0.00 0.00 20:35:01 ens3 221.18 182.29 857.02 25.77 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 249.44 183.80 1093.18 38.22 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 1.75 1.75 0.17 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1804) 12/23/23 _x86_64_ (4 CPU) 20:31:42 LINUX RESTART (4 CPU) 20:32:01 CPU %user %nice %system %iowait %steal %idle 20:33:02 all 17.71 0.00 2.50 4.05 0.05 75.68 20:33:02 0 19.53 0.00 2.34 3.49 0.05 74.59 20:33:02 1 10.33 0.00 3.38 2.94 0.05 83.30 20:33:02 2 28.35 0.00 2.24 2.01 0.07 67.33 20:33:02 3 12.63 0.00 2.06 7.77 0.05 77.49 20:34:01 all 18.66 0.94 2.02 3.28 0.06 75.05 20:34:01 0 17.11 3.70 1.65 0.24 0.03 77.27 20:34:01 1 28.38 0.00 2.34 3.11 0.08 66.08 20:34:01 2 19.09 0.03 2.38 0.36 0.07 78.07 20:34:01 3 10.08 0.00 1.68 9.38 0.03 78.83 20:35:01 all 26.24 0.00 2.81 6.27 0.06 64.62 20:35:01 0 18.19 0.00 2.43 4.61 0.05 74.71 20:35:01 1 18.27 0.00 2.77 5.61 0.05 73.30 20:35:01 2 18.01 0.00 2.80 7.47 0.07 71.65 20:35:01 3 50.42 0.00 3.21 7.42 0.08 38.87 Average: all 20.88 0.31 2.44 4.54 0.06 71.77 Average: 0 18.28 1.22 2.14 2.79 0.04 75.52 Average: 1 18.96 0.00 2.83 3.89 0.06 74.25 Average: 2 21.84 0.01 2.48 3.29 0.07 72.32 Average: 3 24.44 0.00 2.32 8.19 0.06 64.99