---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1817 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 9.1G 11G 48% / 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 492 5164 0 2319 7203 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:9f:f8:fd brd ff:ff:ff:ff:ff:ff inet 10.32.7.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86000sec preferred_lft 86000sec inet6 fe80::f816:3eff:fe9f:f8fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:95:9b:6a:c3 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-1817) 12/27/25 _x86_64_ (4 CPU) 13:33:25 LINUX RESTART (4 CPU) 13:34:01 tps rtps wtps bread/s bwrtn/s 13:35:01 96.04 27.24 68.80 992.44 5732.73 13:36:01 84.09 30.29 53.79 1643.06 9085.42 13:37:01 29.58 0.15 29.43 2.53 5891.82 13:38:01 14.93 0.03 14.90 0.27 3166.81 13:39:01 39.33 11.95 27.38 844.79 1366.04 13:40:01 20.81 0.97 19.84 35.19 1386.74 Average: 47.46 11.77 35.69 586.39 4438.25 13:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:35:01 5740336 7377232 2427084 29.72 43764 1769144 1032960 11.21 640112 1610408 111480 13:36:01 5411160 7271240 2756260 33.75 60800 1962052 1156976 12.55 747884 1804868 96644 13:37:01 5296968 7233920 2870452 35.15 63080 2034576 1142180 12.39 787148 1875380 2232 13:38:01 5187748 7216216 2979672 36.48 64892 2121920 1150204 12.48 805500 1960520 3620 13:39:01 5346660 7430312 2820760 34.54 68816 2171412 944104 10.24 663456 1941240 26952 13:40:01 5287904 7375520 2879516 35.26 71172 2172504 1015908 11.02 724948 1937496 10948 Average: 5378463 7317407 2788957 34.15 62087 2038601 1073722 11.65 728175 1854985 41979 13:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:35:01 ens3 404.46 221.72 1450.50 64.82 0.00 0.00 0.00 0.00 13:35:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 13:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:36:01 ens3 65.99 44.99 431.12 13.35 0.00 0.00 0.00 0.00 13:36:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 13:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:37:01 ens3 105.18 120.88 1193.76 17.70 0.00 0.00 0.00 0.00 13:37:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:38:01 ens3 180.10 207.10 1463.43 28.26 0.00 0.00 0.00 0.00 13:38:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:39:01 ens3 105.72 117.25 266.50 24.56 0.00 0.00 0.00 0.00 13:39:01 lo 1.18 1.18 0.37 0.37 0.00 0.00 0.00 0.00 13:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 ens3 8.96 10.68 6.68 4.91 0.00 0.00 0.00 0.00 13:40:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 145.08 120.44 802.01 25.60 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.12 0.12 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-1817) 12/27/25 _x86_64_ (4 CPU) 13:33:25 LINUX RESTART (4 CPU) 13:34:01 CPU %user %nice %system %iowait %steal %idle 13:35:01 all 24.03 0.00 1.84 3.01 1.85 69.28 13:35:01 0 14.51 0.00 1.62 1.40 1.40 81.08 13:35:01 1 47.77 0.00 2.36 1.20 2.57 46.11 13:35:01 2 22.78 0.00 1.83 6.03 1.94 67.42 13:35:01 3 11.09 0.00 1.57 3.42 1.47 82.45 13:36:01 all 21.16 0.00 1.42 2.21 1.98 73.23 13:36:01 0 5.65 0.00 0.52 1.03 1.01 91.79 13:36:01 1 46.47 0.00 2.54 2.14 2.62 46.24 13:36:01 2 22.28 0.00 2.01 4.86 2.70 68.15 13:36:01 3 10.24 0.00 0.63 0.81 1.60 86.72 13:37:01 all 9.31 0.00 0.57 0.26 1.55 88.30 13:37:01 0 8.69 0.00 0.38 0.02 1.31 89.61 13:37:01 1 8.93 0.00 0.43 0.65 1.57 88.42 13:37:01 2 8.37 0.00 0.55 0.05 1.69 89.34 13:37:01 3 11.27 0.00 0.88 0.35 1.64 85.86 13:38:01 all 5.97 0.00 0.67 0.04 1.67 91.65 13:38:01 0 6.13 0.00 0.32 0.00 1.03 92.53 13:38:01 1 7.16 0.00 0.61 0.02 1.31 90.90 13:38:01 2 4.13 0.00 0.63 0.00 2.69 92.55 13:38:01 3 6.49 0.00 1.15 0.15 1.63 90.59 13:39:01 all 41.35 0.00 1.65 1.03 5.09 50.88 13:39:01 0 60.46 0.00 2.13 0.99 5.88 30.54 13:39:01 1 42.64 0.00 1.70 0.81 4.88 49.97 13:39:01 2 34.91 0.00 1.50 1.55 5.13 56.91 13:39:01 3 27.40 0.00 1.28 0.79 4.48 66.04 13:40:01 all 21.01 0.00 0.91 0.78 1.30 76.00 13:40:01 0 23.79 0.00 1.15 0.10 1.05 73.91 13:40:01 1 47.08 0.00 1.15 0.23 1.89 49.65 13:40:01 2 11.66 0.00 1.04 2.78 1.76 82.75 13:40:01 3 1.56 0.00 0.32 0.00 0.50 97.62 Average: all 20.49 0.00 1.18 1.22 2.24 74.87 Average: 0 19.91 0.00 1.02 0.59 1.95 76.53 Average: 1 33.34 0.00 1.46 0.84 2.48 61.87 Average: 2 17.36 0.00 1.26 2.54 2.65 76.19 Average: 3 11.37 0.00 0.97 0.92 1.89 84.85