---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1918 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 9.2G 11G 48% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 513 5037 0 2424 7178 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:b8:53:c6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85971sec preferred_lft 85971sec inet6 fe80::f816:3eff:feb8:53c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:97:0a:84:4f 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1918) 08/02/25 _x86_64_ (4 CPU) 05:09:37 LINUX RESTART (4 CPU) 05:10:01 tps rtps wtps bread/s bwrtn/s 05:11:01 147.44 65.44 82.00 5148.48 40322.36 05:12:01 59.72 1.92 57.81 72.12 9194.60 05:13:01 62.29 29.98 32.31 1619.46 6497.72 05:14:01 9.31 0.03 9.28 0.27 432.39 05:15:01 41.78 11.23 30.54 760.54 3897.75 05:16:01 33.49 1.27 32.22 118.36 5222.66 Average: 59.00 18.31 40.69 1286.47 10927.46 05:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:11:01 5866688 7414024 2300740 28.17 39956 1686608 975536 10.59 590152 1540900 68036 05:12:01 5558896 7359040 2608532 31.94 59084 1904572 1019932 11.07 658316 1748116 122088 05:13:01 5249092 7156616 2918336 35.73 62704 2005528 1198792 13.01 865392 1844916 4332 05:14:01 5233616 7148228 2933812 35.92 64708 2009720 1198792 13.01 875544 1848360 2056 05:15:01 4762512 6810460 3404916 41.69 67360 2136344 1436744 15.59 1273516 1911268 2776 05:16:01 5110716 7300908 3056712 37.43 72292 2270576 1060624 11.51 863404 1969348 25056 Average: 5296920 7198213 2870508 35.15 61017 2002225 1148403 12.46 854387 1810485 37391 05:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 05:11:01 ens3 414.65 205.90 1239.80 64.36 0.00 0.00 0.00 0.00 05:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 05:12:01 ens3 47.08 34.63 541.82 14.36 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:13:01 ens3 121.28 120.36 953.46 19.95 0.00 0.00 0.00 0.00 05:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:14:01 ens3 58.58 84.44 59.92 13.59 0.00 0.00 0.00 0.00 05:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 lo 1.57 1.57 0.39 0.39 0.00 0.00 0.00 0.00 05:15:01 ens3 255.37 286.15 1693.92 46.71 0.00 0.00 0.00 0.00 05:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 05:16:01 ens3 142.67 158.23 866.99 37.62 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 0.95 0.95 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 173.27 148.28 892.63 32.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1918) 08/02/25 _x86_64_ (4 CPU) 05:09:37 LINUX RESTART (4 CPU) 05:10:01 CPU %user %nice %system %iowait %steal %idle 05:11:01 all 20.11 0.00 2.71 5.82 3.17 68.19 05:11:01 0 8.93 0.00 4.84 6.20 2.26 77.77 05:11:01 1 13.43 0.00 1.61 9.23 3.56 72.17 05:11:01 2 30.98 0.00 1.68 3.09 3.75 60.51 05:11:01 3 27.10 0.00 2.77 4.76 3.08 62.28 05:12:01 all 20.88 0.00 1.29 2.31 2.24 73.28 05:12:01 0 15.08 0.00 0.83 0.30 1.13 82.66 05:12:01 1 22.85 0.00 1.18 2.70 1.84 71.44 05:12:01 2 43.57 0.00 2.73 0.64 2.86 50.21 05:12:01 3 2.33 0.00 0.41 5.53 3.14 88.59 05:13:01 all 14.54 0.00 0.89 1.26 2.83 80.48 05:13:01 0 12.78 0.00 1.26 3.12 2.61 80.23 05:13:01 1 12.07 0.00 0.71 0.36 2.63 84.23 05:13:01 2 23.26 0.00 0.41 0.30 2.64 73.39 05:13:01 3 10.12 0.00 1.16 1.28 3.43 84.01 05:14:01 all 3.70 0.00 0.33 0.05 1.34 94.59 05:14:01 0 1.35 0.00 0.30 0.00 0.45 97.90 05:14:01 1 5.76 0.00 0.43 0.20 2.19 91.43 05:14:01 2 2.66 0.00 0.18 0.00 0.98 96.18 05:14:01 3 5.00 0.00 0.36 0.00 1.72 92.92 05:15:01 all 40.83 0.00 1.92 0.72 5.33 51.22 05:15:01 0 32.96 0.00 2.13 0.38 5.18 59.35 05:15:01 1 41.08 0.00 2.20 0.98 5.54 50.20 05:15:01 2 45.59 0.00 1.45 0.54 5.26 47.16 05:15:01 3 43.65 0.00 1.92 0.95 5.31 48.18 05:16:01 all 25.07 0.00 1.35 0.97 2.78 69.84 05:16:01 0 9.26 0.00 0.90 0.79 2.09 86.96 05:16:01 1 18.40 0.00 1.20 2.53 2.40 75.46 05:16:01 2 32.80 0.00 1.39 0.18 3.47 62.16 05:16:01 3 39.76 0.00 1.89 0.39 3.17 54.78 Average: all 20.89 0.00 1.41 1.85 2.95 72.89 Average: 0 13.42 0.00 1.71 1.80 2.29 80.77 Average: 1 18.97 0.00 1.22 2.67 3.03 74.11 Average: 2 29.85 0.00 1.31 0.79 3.16 64.88 Average: 3 21.30 0.00 1.42 2.16 3.31 71.81