---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8509 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 9.5G 9.8G 50% / 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 498 4792 0 2684 7189 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:3b:89:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.201/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fe3b:89f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:62:95:e8:5e 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-8509) 11/08/25 _x86_64_ (4 CPU) 08:25:49 LINUX RESTART (4 CPU) 08:26:01 tps rtps wtps bread/s bwrtn/s 08:27:02 147.91 68.91 79.00 5585.47 39377.45 08:28:01 65.62 0.30 65.32 32.40 6835.11 08:29:01 77.91 30.84 47.07 1655.98 9572.01 08:30:01 14.56 6.65 7.91 629.26 1081.11 08:31:01 28.28 6.98 21.30 263.96 11370.37 08:32:01 26.01 1.12 24.89 95.70 7379.27 Average: 60.03 19.18 40.85 1380.79 12617.90 08:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:27:02 5970148 7462392 2197280 26.90 34836 1639176 975332 10.58 533836 1496872 37148 08:28:01 5679008 7415904 2488420 30.47 58596 1846428 981228 10.65 598308 1696664 151260 08:29:01 5389312 7285488 2778116 34.01 67900 1988184 1119808 12.15 742772 1823564 16080 08:30:01 4636672 6720912 3530756 43.23 72208 2166052 1656792 17.98 1336148 1968752 159656 08:31:01 4866320 7306588 3301108 40.42 75844 2512352 1087024 11.79 906576 2159432 185972 08:32:01 4909220 7363272 3258208 39.89 78884 2522104 1019056 11.06 874368 2147596 12140 Average: 5241780 7259093 2925648 35.82 64711 2112383 1139873 12.37 832001 1882147 93709 08:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:27:02 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 08:27:02 ens3 411.73 210.50 1072.10 63.98 0.00 0.00 0.00 0.00 08:27:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 lo 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 08:28:01 ens3 153.37 76.11 829.86 9.41 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 08:29:01 ens3 88.29 65.81 442.25 16.68 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:30:01 ens3 224.84 209.10 2537.72 28.62 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 lo 1.42 1.42 0.57 0.57 0.00 0.00 0.00 0.00 08:31:01 ens3 251.61 190.73 2039.93 25.15 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:32:01 ens3 16.11 13.83 12.37 6.92 0.00 0.00 0.00 0.00 08:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 191.09 127.82 1156.59 25.17 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8509) 11/08/25 _x86_64_ (4 CPU) 08:25:49 LINUX RESTART (4 CPU) 08:26:01 CPU %user %nice %system %iowait %steal %idle 08:27:02 all 15.86 0.00 2.81 5.66 2.66 73.02 08:27:02 0 27.55 0.00 2.92 1.67 2.62 65.25 08:27:02 1 13.17 0.00 1.74 5.82 3.04 76.23 08:27:02 2 10.66 0.00 2.04 6.21 2.67 78.41 08:27:02 3 12.02 0.00 4.57 8.90 2.31 72.20 08:28:01 all 19.62 0.00 1.41 2.72 1.41 74.84 08:28:01 0 11.54 0.00 0.84 0.13 1.06 86.42 08:28:01 1 40.02 0.00 2.68 0.71 2.28 54.32 08:28:01 2 21.23 0.00 1.18 0.12 1.28 76.18 08:28:01 3 5.67 0.00 0.95 9.95 1.01 82.43 08:29:01 all 16.29 0.00 1.18 1.58 1.09 79.86 08:29:01 0 10.66 0.00 0.84 1.86 0.87 85.78 08:29:01 1 11.19 0.00 0.77 2.00 1.12 84.92 08:29:01 2 17.75 0.00 1.43 0.33 1.08 79.40 08:29:01 3 25.55 0.00 1.65 2.12 1.27 69.42 08:30:01 all 26.98 0.00 1.35 0.41 1.91 69.35 08:30:01 0 26.12 0.00 1.30 0.52 1.78 70.29 08:30:01 1 27.47 0.00 1.70 0.42 2.10 68.31 08:30:01 2 31.08 0.00 1.26 0.33 1.98 65.35 08:30:01 3 23.23 0.00 1.15 0.40 1.80 73.42 08:31:01 all 50.78 0.00 2.12 0.73 3.56 42.81 08:31:01 0 47.67 0.00 1.75 0.63 3.29 46.66 08:31:01 1 53.15 0.00 1.96 1.15 3.28 40.46 08:31:01 2 61.95 0.00 2.98 0.76 4.31 30.00 08:31:01 3 40.38 0.00 1.81 0.40 3.33 54.09 08:32:01 all 22.31 0.00 1.16 0.77 0.91 74.85 08:32:01 0 35.74 0.00 1.40 0.52 1.05 61.29 08:32:01 1 14.18 0.00 0.98 0.02 1.14 83.68 08:32:01 2 24.91 0.00 1.48 2.30 0.87 70.44 08:32:01 3 14.46 0.00 0.77 0.22 0.58 83.97 Average: all 25.32 0.00 1.67 1.98 1.92 69.10 Average: 0 26.59 0.00 1.51 0.89 1.78 69.23 Average: 1 26.48 0.00 1.64 1.69 2.16 68.03 Average: 2 27.95 0.00 1.73 1.68 2.04 66.60 Average: 3 20.27 0.00 1.82 3.65 1.72 72.54