---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-947 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: 2799.998 BogoMIPS: 5599.99 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 8.8G 55% / 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 555 3514 0 3905 7121 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:c7:27:9a brd ff:ff:ff:ff:ff:ff inet 10.32.7.138/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85874sec preferred_lft 85874sec inet6 fe80::f816:3eff:fec7:279a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:44:c2:13:ee 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::42:44ff:fec2:13ee/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-947) 12/17/25 _x86_64_ (4 CPU) 11:11:35 LINUX RESTART (4 CPU) 11:12:02 tps rtps wtps bread/s bwrtn/s 11:13:01 144.38 59.30 85.09 4303.68 42105.69 11:14:01 86.95 25.43 61.52 2171.37 9677.19 11:15:01 34.89 10.90 23.99 336.02 4411.46 11:16:01 37.54 13.78 23.76 1280.45 8786.00 11:17:01 135.89 2.17 133.73 42.53 63765.24 11:18:01 3.78 0.25 3.53 4.13 258.98 11:19:01 17.66 0.20 17.46 9.73 1346.18 11:20:01 18.01 0.30 17.71 31.33 1353.24 Average: 59.71 13.94 45.77 1015.52 16408.89 11:12:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:13:01 5752696 7350640 2414732 29.57 40096 1735816 1024444 11.12 654800 1583428 83936 11:14:01 5464616 7358920 2702812 33.09 60748 1995584 1142500 12.40 679244 1815712 103068 11:15:01 5029128 7108484 3138300 38.42 67540 2166752 1219492 13.23 950672 1964192 158524 11:16:01 3242524 6051056 4924904 60.30 75356 2871348 2550048 27.67 2065036 2592808 585140 11:17:01 1961656 5630132 6205772 75.98 137292 3546764 2936604 31.86 2615772 3190692 824 11:18:01 1886068 5562760 6281360 76.91 137456 3553420 3034700 32.93 2681404 3196820 1260 11:19:01 3594568 7279692 4572860 55.99 138612 3563540 1097912 11.91 985140 3198816 4984 11:20:01 3616164 7306092 4551264 55.72 140472 3565868 1083360 11.76 965256 3196588 8740 Average: 3818428 6705972 4349000 53.25 99696 2874886 1761132 19.11 1449666 2592382 118310 11:12:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:13:01 lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 11:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 ens3 565.84 297.12 1610.77 71.95 0.00 0.00 0.00 0.00 11:14:01 lo 2.73 2.73 0.25 0.25 0.00 0.00 0.00 0.00 11:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 ens3 76.15 51.19 467.60 14.65 0.00 0.00 0.00 0.00 11:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 ens3 239.55 219.56 2523.59 31.27 0.00 0.00 0.00 0.00 11:16:01 lo 5.12 5.12 0.70 0.70 0.00 0.00 0.00 0.00 11:16:01 docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 11:16:01 veth582b579 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 11:16:01 ens3 960.29 348.83 8543.35 28.54 0.00 0.00 0.00 0.00 11:17:01 lo 5.32 5.32 1.84 1.84 0.00 0.00 0.00 0.00 11:17:01 docker0 1.10 1.45 0.19 0.62 0.00 0.00 0.00 0.00 11:17:01 veth582b579 0.18 0.37 0.01 0.02 0.00 0.00 0.00 0.00 11:17:01 ens3 17.35 13.03 61.45 5.11 0.00 0.00 0.00 0.00 11:18:01 lo 848.10 848.10 224.73 224.73 0.00 0.00 0.00 0.00 11:18:01 docker0 0.20 0.37 0.01 0.02 0.00 0.00 0.00 0.00 11:18:01 veth582b579 0.20 0.38 0.01 0.02 0.00 0.00 0.00 0.00 11:18:01 ens3 113.15 48.10 25.56 124.78 0.00 0.00 0.00 0.00 11:19:01 lo 632.13 632.13 206.58 206.58 0.00 0.00 0.00 0.00 11:19:01 docker0 0.17 0.28 0.01 0.01 0.00 0.00 0.00 0.00 11:19:01 ens3 157.44 61.87 40.40 122.78 0.00 0.00 0.00 0.00 11:20:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 ens3 12.48 12.31 10.30 5.66 0.00 0.00 0.00 0.00 Average: lo 187.32 187.32 54.40 54.40 0.00 0.00 0.00 0.00 Average: docker0 0.19 0.29 0.03 0.08 0.00 0.00 0.00 0.00 Average: ens3 267.16 131.16 1660.46 50.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-947) 12/17/25 _x86_64_ (4 CPU) 11:11:35 LINUX RESTART (4 CPU) 11:12:02 CPU %user %nice %system %iowait %steal %idle 11:13:01 all 22.04 0.00 2.69 4.85 1.39 69.03 11:13:01 0 9.29 0.00 1.20 4.36 0.96 84.18 11:13:01 1 7.75 0.00 4.74 6.44 1.37 79.71 11:13:01 2 43.77 0.00 1.91 5.63 1.68 47.01 11:13:01 3 27.57 0.00 2.91 2.96 1.50 65.07 11:14:01 all 21.47 0.00 1.47 2.27 1.21 73.58 11:14:01 0 8.35 0.00 0.67 4.73 0.83 85.42 11:14:01 1 18.01 0.00 1.25 1.94 1.13 77.67 11:14:01 2 28.32 0.00 2.09 1.21 1.58 66.80 11:14:01 3 31.17 0.00 1.86 1.21 1.31 64.44 11:15:01 all 19.68 0.00 1.14 0.68 1.51 76.98 11:15:01 0 18.44 0.00 1.44 1.35 1.49 77.28 11:15:01 1 17.11 0.00 1.72 0.10 1.43 79.65 11:15:01 2 26.04 0.00 0.56 1.26 1.83 70.31 11:15:01 3 17.14 0.00 0.83 0.00 1.30 80.73 11:16:01 all 62.12 0.00 3.02 0.87 5.04 28.95 11:16:01 0 70.41 0.00 2.39 0.75 5.32 21.13 11:16:01 1 60.99 0.00 2.69 0.88 4.70 30.74 11:16:01 2 63.68 0.00 3.49 0.95 5.15 26.74 11:16:01 3 53.34 0.00 3.52 0.90 5.00 37.24 11:17:01 all 31.02 0.00 7.88 1.99 3.20 55.92 11:17:01 0 31.91 0.00 10.09 2.91 3.46 51.62 11:17:01 1 31.20 0.00 5.88 1.63 2.91 58.38 11:17:01 2 33.54 0.00 8.38 3.09 3.35 51.65 11:17:01 3 27.36 0.00 7.11 0.29 3.08 62.16 11:18:01 all 68.44 0.00 5.13 0.01 6.89 19.52 11:18:01 0 65.86 0.00 4.95 0.03 7.20 21.96 11:18:01 1 66.57 0.00 4.90 0.00 6.95 21.58 11:18:01 2 67.61 0.00 5.07 0.00 6.68 20.64 11:18:01 3 73.78 0.00 5.62 0.02 6.74 13.85 11:19:01 all 45.02 0.00 4.93 0.53 5.41 44.12 11:19:01 0 41.42 0.00 5.05 0.67 5.37 47.48 11:19:01 1 52.32 0.00 4.90 0.28 5.23 37.28 11:19:01 2 40.52 0.00 4.44 0.96 5.43 48.65 11:19:01 3 45.74 0.00 5.33 0.23 5.59 43.12 11:20:01 all 20.29 0.00 0.90 1.08 1.66 76.07 11:20:01 0 3.16 0.00 0.28 0.03 0.51 96.01 11:20:01 1 27.97 0.00 1.34 0.27 1.33 69.10 11:20:01 2 5.24 0.00 0.64 3.50 2.29 88.33 11:20:01 3 44.82 0.00 1.32 0.51 2.51 50.84 Average: all 36.37 0.00 3.39 1.52 3.30 55.41 Average: 0 31.23 0.00 3.27 1.84 3.16 60.50 Average: 1 35.43 0.00 3.43 1.43 3.15 56.56 Average: 2 38.60 0.00 3.32 2.06 3.51 52.51 Average: 3 40.24 0.00 3.56 0.76 3.39 52.05