---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1340 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 7.6G 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: 7975 539 2253 0 5182 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:2f:d5:7d brd ff:ff:ff:ff:ff:ff inet 10.32.6.167/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fe2f:d57d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d8:56:43:fc 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-1340) 12/21/25 _x86_64_ (4 CPU) 08:13:44 LINUX RESTART (4 CPU) 08:14:01 tps rtps wtps bread/s bwrtn/s 08:15:01 152.92 69.19 83.74 5621.60 40031.48 08:16:01 62.32 0.12 62.21 21.46 9459.89 08:17:01 146.31 12.85 133.46 2215.10 83874.42 08:18:01 193.38 0.38 193.00 18.66 47369.17 08:19:01 39.64 0.87 38.77 32.12 6723.49 Average: 118.91 16.68 102.23 1581.74 37490.67 08:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:01 5883848 7413028 2283572 27.96 37156 1671552 986468 10.70 585628 1526380 60748 08:16:01 5566864 7351472 2600556 31.84 57040 1893136 1019676 11.06 660052 1739520 118648 08:17:01 3129824 7368720 5037596 61.68 109072 4156852 1212540 13.16 707064 3956316 686552 08:18:01 2461596 7352060 5705824 69.86 139812 4691788 1495756 16.23 896948 4343436 5324 08:19:01 2300992 7296828 5866428 71.83 143704 4794020 1103324 11.97 1050248 4349608 26420 Average: 3868625 7356422 4298795 52.63 97357 3441470 1163553 12.63 779988 3183052 179538 08:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:15:01 ens3 357.99 195.72 1115.07 62.96 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 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 08:16:01 ens3 65.81 50.61 705.54 6.06 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 2.07 2.07 0.21 0.21 0.00 0.00 0.00 0.00 08:17:01 ens3 450.36 188.12 13684.66 16.28 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 173.32 100.55 840.55 10.39 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 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 08:19:01 ens3 60.40 96.80 15.52 652.17 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 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 221.57 126.36 3272.16 149.59 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-1340) 12/21/25 _x86_64_ (4 CPU) 08:13:44 LINUX RESTART (4 CPU) 08:14:01 CPU %user %nice %system %iowait %steal %idle 08:15:01 all 18.71 0.00 2.82 5.15 2.85 70.47 08:15:01 0 16.55 0.00 2.22 7.65 2.57 70.99 08:15:01 1 16.27 0.00 2.04 4.20 2.83 74.66 08:15:01 2 20.96 0.00 2.41 6.93 3.27 66.43 08:15:01 3 21.06 0.00 4.60 1.79 2.74 69.81 08:16:01 all 19.30 0.00 1.19 2.19 1.45 75.87 08:16:01 0 37.79 0.00 2.47 0.91 1.64 57.17 08:16:01 1 17.88 0.00 1.12 1.47 1.91 77.62 08:16:01 2 7.45 0.00 0.73 6.14 1.22 84.46 08:16:01 3 14.11 0.00 0.45 0.23 1.00 84.21 08:17:01 all 20.48 0.00 9.32 2.69 5.54 61.97 08:17:01 0 19.63 0.00 9.84 6.10 5.46 58.96 08:17:01 1 23.51 0.00 7.40 0.99 5.15 62.94 08:17:01 2 21.15 0.00 10.04 1.03 5.88 61.90 08:17:01 3 17.60 0.00 10.03 2.64 5.65 64.09 08:18:01 all 17.26 0.00 7.97 4.34 5.13 65.31 08:18:01 0 15.64 0.00 6.28 4.07 4.20 69.82 08:18:01 1 17.27 0.00 7.85 4.82 5.25 64.82 08:18:01 2 17.79 0.00 8.72 1.78 5.58 66.12 08:18:01 3 18.32 0.00 9.02 6.69 5.47 60.49 08:19:01 all 28.58 0.00 3.52 1.08 3.58 63.23 08:19:01 0 18.73 0.00 3.19 0.45 3.47 74.16 08:19:01 1 22.31 0.00 3.62 1.87 3.30 68.90 08:19:01 2 54.21 0.00 3.98 1.88 4.26 35.68 08:19:01 3 19.04 0.00 3.30 0.12 3.30 74.24 Average: all 20.87 0.00 4.96 3.09 3.71 67.37 Average: 0 21.67 0.00 4.79 3.83 3.47 66.24 Average: 1 19.44 0.00 4.41 2.67 3.69 69.79 Average: 2 24.32 0.00 5.17 3.56 4.04 62.91 Average: 3 18.03 0.00 5.48 2.30 3.63 70.56