---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3932 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 12G 7.5G 61% / 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 510 2211 0 5253 7167 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:01:7f:08 brd ff:ff:ff:ff:ff:ff inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86020sec preferred_lft 86020sec inet6 fe80::f816:3eff:fe01:7f08/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a7:98:27:03 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-3932) 06/21/26 _x86_64_ (4 CPU) 08:13:51 LINUX RESTART (4 CPU) 08:14:01 tps rtps wtps bread/s bwrtn/s 08:15:01 148.97 68.93 80.04 5601.33 39293.99 08:16:01 57.90 0.38 57.51 34.66 9146.15 08:17:01 125.98 12.33 113.65 2221.50 61234.19 08:18:01 222.59 0.85 221.74 24.39 72743.22 08:19:01 48.28 0.77 47.51 17.20 6928.85 08:20:01 21.06 0.40 20.66 32.79 1446.98 Average: 104.13 13.94 90.19 1321.99 31798.77 08:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:01 5914984 7413056 2252444 27.58 34624 1644948 986036 10.70 581656 1503276 45940 08:16:01 5655252 7407604 2512176 30.76 54416 1866420 980184 10.64 596240 1721164 94076 08:17:01 3640400 7408088 4527028 55.43 89096 3758284 1182504 12.83 647984 3559700 602988 08:18:01 2456492 7395264 5710936 69.92 138896 4747016 1265992 13.74 841968 4408744 380 08:19:01 2257696 7323508 5909732 72.36 144288 4858720 1068124 11.59 1022728 4416664 8596 08:20:01 2239592 7310848 5927836 72.58 146120 4861660 1086960 11.79 1042532 4414468 11616 Average: 3694069 7376395 4473359 54.77 101240 3622841 1094967 11.88 788851 3337336 127266 08:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:15:01 ens3 294.82 191.75 1029.79 63.31 0.00 0.00 0.00 0.00 08:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 08:16:01 ens3 79.44 61.08 876.04 6.87 0.00 0.00 0.00 0.00 08:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:17:01 lo 2.00 2.00 0.20 0.20 0.00 0.00 0.00 0.00 08:17:01 ens3 542.96 282.30 13766.97 23.49 0.00 0.00 0.00 0.00 08:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:18:01 ens3 106.66 100.77 819.40 9.99 0.00 0.00 0.00 0.00 08:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 08:19:01 ens3 70.52 102.35 30.27 656.45 0.00 0.00 0.00 0.00 08:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:20:01 ens3 12.31 12.55 9.97 6.06 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 184.45 125.13 2755.18 127.68 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-3932) 06/21/26 _x86_64_ (4 CPU) 08:13:51 LINUX RESTART (4 CPU) 08:14:01 CPU %user %nice %system %iowait %steal %idle 08:15:01 all 16.50 0.00 2.74 5.35 2.36 73.06 08:15:01 0 13.81 0.00 2.05 4.06 2.16 77.92 08:15:01 1 24.27 0.00 2.13 8.26 2.16 63.18 08:15:01 2 18.49 0.00 4.66 1.81 2.50 72.54 08:15:01 3 9.51 0.00 2.11 7.28 2.59 78.50 08:16:01 all 19.92 0.00 1.13 2.07 1.24 75.64 08:16:01 0 14.92 0.00 1.05 0.38 1.08 82.57 08:16:01 1 50.62 0.00 2.33 4.25 2.17 40.63 08:16:01 2 6.20 0.00 0.50 0.71 0.96 91.63 08:16:01 3 7.99 0.00 0.62 2.96 0.77 87.67 08:17:01 all 19.77 0.00 6.67 2.66 3.19 67.72 08:17:01 0 21.22 0.00 8.09 1.08 3.59 66.02 08:17:01 1 11.13 0.00 4.14 2.35 2.63 79.76 08:17:01 2 32.00 0.00 7.97 2.48 3.51 54.04 08:17:01 3 14.84 0.00 6.48 4.70 3.04 70.94 08:18:01 all 19.96 0.00 9.23 5.34 4.09 61.38 08:18:01 0 23.68 0.00 11.53 3.43 4.43 56.93 08:18:01 1 14.97 0.00 8.52 5.42 3.76 67.32 08:18:01 2 19.21 0.00 6.88 4.20 3.97 65.74 08:18:01 3 22.00 0.00 10.00 8.34 4.19 55.48 08:19:01 all 25.67 0.00 5.04 1.25 3.63 64.41 08:19:01 0 21.10 0.00 4.30 0.15 3.36 71.09 08:19:01 1 27.86 0.00 5.74 0.84 4.20 61.35 08:19:01 2 23.45 0.00 4.32 0.61 3.19 68.43 08:19:01 3 30.32 0.00 5.81 3.39 3.76 56.72 08:20:01 all 20.31 0.00 1.04 0.97 1.35 76.32 08:20:01 0 17.94 0.00 0.95 1.40 1.03 78.68 08:20:01 1 28.74 0.00 1.00 0.71 1.63 67.92 08:20:01 2 7.08 0.00 0.68 0.05 1.30 90.89 08:20:01 3 27.58 0.00 1.51 1.73 1.46 67.72 Average: all 20.36 0.00 4.30 2.94 2.64 69.76 Average: 0 18.77 0.00 4.65 1.75 2.61 72.21 Average: 1 26.25 0.00 3.98 3.64 2.76 63.37 Average: 2 17.70 0.00 4.15 1.64 2.57 73.95 Average: 3 18.71 0.00 4.41 4.73 2.63 69.52