---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1009 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 11G 8.4G 57% / 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: 7975 539 3079 0 4356 7137 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:fc:3d:79 brd ff:ff:ff:ff:ff:ff inet 10.32.7.22/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85866sec preferred_lft 85866sec inet6 fe80::f816:3eff:fefc:3d79/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:92:49:5a:41 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 inet6 fe80::42:92ff:fe49:5a41/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1009) 12/17/25 _x86_64_ (4 CPU) 16:14:38 LINUX RESTART (4 CPU) 16:15:01 tps rtps wtps bread/s bwrtn/s 16:16:01 149.91 68.97 80.94 5551.47 40227.71 16:17:01 61.66 0.12 61.55 21.46 9713.56 16:18:01 148.66 115.91 32.75 5561.89 6573.78 16:19:01 15.26 6.28 8.98 304.70 3792.34 16:20:01 43.27 27.81 15.46 1482.35 4906.73 16:21:01 52.27 5.30 46.98 445.79 32329.01 16:22:01 94.74 0.60 94.14 25.59 61462.05 16:23:01 20.45 0.27 20.18 31.06 3790.43 Average: 73.28 28.16 45.12 1678.09 20348.20 16:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:16:01 5873564 7414504 2293856 28.09 39272 1680888 978872 10.62 590728 1531140 64768 16:17:01 5564632 7350988 2602788 31.87 58476 1893668 1026144 11.13 666612 1735660 109084 16:18:01 4980056 7086144 3187364 39.03 70420 2190996 1253432 13.60 991784 1970904 84676 16:19:01 4222584 6408676 3944836 48.30 72532 2265112 1818240 19.73 1730820 1979796 46232 16:20:01 4070556 6438724 4096864 50.16 76876 2436232 1711968 18.58 1769540 2080980 40256 16:21:01 2769092 6475896 5398328 66.10 93868 3702580 1744240 18.93 1904272 3179100 423672 16:22:01 3196024 7336952 4971396 60.87 98668 4118032 1045180 11.34 1317256 3327752 83792 16:23:01 3141544 7294976 5025876 61.54 101504 4126264 1081000 11.73 1365832 3331588 12084 Average: 4227256 6975858 3940164 48.24 76452 2801722 1332384 14.46 1292106 2392115 108070 16:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:16:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 16:16:01 ens3 379.37 206.10 1293.59 66.29 0.00 0.00 0.00 0.00 16:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:17:01 ens3 54.45 43.00 679.89 5.44 0.00 0.00 0.00 0.00 16:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 lo 2.67 2.67 0.25 0.25 0.00 0.00 0.00 0.00 16:18:01 ens3 170.33 133.30 1537.07 27.07 0.00 0.00 0.00 0.00 16:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 16:19:01 ens3 104.07 92.99 893.37 22.61 0.00 0.00 0.00 0.00 16:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 16:20:01 ens3 84.03 63.16 366.10 21.08 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 vethf4d2387 509.63 2091.60 32.94 1537.38 0.00 0.00 0.00 0.13 16:21:01 lo 1.90 1.90 0.16 0.16 0.00 0.00 0.00 0.00 16:21:01 ens3 2279.84 644.63 6168.21 49.55 0.00 0.00 0.00 0.00 16:21:01 docker0 509.63 2091.48 25.98 1537.37 0.00 0.00 0.00 0.00 16:22:01 lo 3.53 3.53 0.31 0.31 0.00 0.00 0.00 0.00 16:22:01 ens3 422.69 511.65 149.02 3786.85 0.00 0.00 0.00 0.00 16:22:01 docker0 33.22 144.40 1.70 105.97 0.00 0.00 0.00 0.00 16:23:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 16:23:01 ens3 10.30 11.20 8.35 5.43 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.46 1.46 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 438.09 213.24 1386.84 498.04 0.00 0.00 0.00 0.00 Average: docker0 67.85 279.44 3.46 205.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1009) 12/17/25 _x86_64_ (4 CPU) 16:14:38 LINUX RESTART (4 CPU) 16:15:01 CPU %user %nice %system %iowait %steal %idle 16:16:01 all 19.49 0.00 3.08 5.85 4.21 67.38 16:16:01 0 11.09 0.00 2.18 6.22 3.54 76.97 16:16:01 1 26.08 0.00 2.58 4.49 4.01 62.84 16:16:01 2 17.17 0.00 5.03 3.02 5.42 69.37 16:16:01 3 23.64 0.00 2.48 9.70 3.87 60.30 16:17:01 all 18.55 0.00 1.21 2.65 2.41 75.19 16:17:01 0 6.01 0.00 0.45 0.43 0.83 92.28 16:17:01 1 2.88 0.00 0.40 0.63 3.34 92.74 16:17:01 2 62.30 0.00 3.32 1.09 4.11 29.18 16:17:01 3 3.09 0.00 0.68 8.48 1.30 86.45 16:18:01 all 21.92 0.00 1.81 6.03 4.05 66.19 16:18:01 0 16.89 0.00 1.75 6.52 3.51 71.33 16:18:01 1 17.07 0.00 1.87 4.72 4.51 71.83 16:18:01 2 31.61 0.00 2.10 6.26 4.46 55.57 16:18:01 3 22.15 0.00 1.51 6.61 3.74 65.99 16:19:01 all 68.17 0.00 2.17 0.37 8.52 20.77 16:19:01 0 64.37 0.00 2.08 0.52 9.04 23.99 16:19:01 1 68.91 0.00 2.26 0.30 8.25 20.28 16:19:01 2 68.12 0.00 2.38 0.21 8.36 20.93 16:19:01 3 71.30 0.00 1.94 0.46 8.44 17.87 16:20:01 all 54.07 0.00 2.23 1.26 7.30 35.13 16:20:01 0 49.98 0.00 2.39 0.46 7.27 39.91 16:20:01 1 58.73 0.00 2.07 1.21 7.14 30.85 16:20:01 2 51.77 0.00 2.39 1.72 7.64 36.49 16:20:01 3 55.84 0.00 2.12 1.64 7.15 33.25 16:21:01 all 46.77 0.00 4.24 1.28 7.33 40.38 16:21:01 0 50.22 0.00 4.19 1.06 7.40 37.13 16:21:01 1 48.25 0.00 4.85 1.89 7.06 37.95 16:21:01 2 45.93 0.00 4.83 1.67 7.87 39.71 16:21:01 3 42.71 0.00 3.08 0.48 6.97 46.76 16:22:01 all 30.44 0.00 3.52 2.43 4.13 59.48 16:22:01 0 30.04 0.00 3.77 2.57 4.31 59.32 16:22:01 1 31.81 0.00 2.84 4.81 3.63 56.90 16:22:01 2 33.01 0.00 4.01 0.64 4.79 57.56 16:22:01 3 26.88 0.00 3.46 1.76 3.77 64.13 16:23:01 all 20.92 0.00 0.87 0.89 1.26 76.05 16:23:01 0 14.06 0.00 0.63 0.10 1.29 83.92 16:23:01 1 23.74 0.00 1.34 3.06 1.51 70.34 16:23:01 2 45.21 0.00 1.30 0.38 1.78 51.34 16:23:01 3 0.70 0.00 0.25 0.00 0.45 98.60 Average: all 35.07 0.00 2.39 2.60 4.91 55.04 Average: 0 30.41 0.00 2.18 2.24 4.66 60.50 Average: 1 34.63 0.00 2.27 2.63 4.93 55.53 Average: 2 44.34 0.00 3.18 1.88 5.56 45.05 Average: 3 30.84 0.00 1.94 3.65 4.47 59.10