---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1336 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 700K 797M 1% /run /dev/vda1 20G 11G 9.0G 54% / 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 502 3653 0 3819 7175 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:aa:da:4a brd ff:ff:ff:ff:ff:ff inet 10.32.6.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85915sec preferred_lft 85915sec inet6 fe80::f816:3eff:feaa:da4a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:62:65:6f:72 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-1336) 12/21/25 _x86_64_ (4 CPU) 06:05:45 LINUX RESTART (4 CPU) 06:06:01 tps rtps wtps bread/s bwrtn/s 06:07:01 154.87 69.29 85.59 5624.66 39984.29 06:08:01 61.54 0.22 61.32 23.20 8967.57 06:09:01 202.22 113.46 88.75 5456.56 20234.76 06:10:01 119.89 17.91 101.98 1156.01 30516.23 06:11:01 28.24 6.61 21.63 716.83 14084.91 06:12:01 36.08 25.77 10.32 1218.27 6495.33 06:13:01 49.93 3.80 46.13 164.11 2433.73 Average: 93.25 33.86 59.39 2051.34 17531.46 06:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:07:01 5876912 7393980 2290516 28.04 36600 1661288 1018692 11.05 606852 1517328 53192 06:08:01 5595548 7362332 2571880 31.49 56916 1876832 1020236 11.07 653300 1723184 115476 06:09:01 5111908 7423072 3055520 37.41 72776 2387780 1047744 11.37 832520 1991172 96612 06:10:01 3714444 6986840 4452984 54.52 105644 3250192 1778992 19.30 1587200 2550840 110152 06:11:01 4013452 7409432 4153976 50.86 113204 3351804 1137636 12.34 1138236 2688588 62592 06:12:01 3313880 6913900 4853548 59.43 125076 3541668 1433592 15.56 2019292 2502196 53576 06:13:01 3698552 7302032 4468876 54.72 127276 3545212 1059232 11.49 1669076 2472024 25700 Average: 4474957 7255941 3692471 45.21 91070 2802111 1213732 13.17 1215211 2206476 73900 06:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:07:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 06:07:01 ens3 370.69 197.90 1086.25 63.22 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:08:01 ens3 68.59 52.96 714.09 6.28 0.00 0.00 0.00 0.00 06:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 lo 2.00 2.00 0.21 0.21 0.00 0.00 0.00 0.00 06:09:01 ens3 310.43 199.90 759.32 19.11 0.00 0.00 0.00 0.00 06:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 06:10:01 ens3 293.07 221.81 1509.79 18.75 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 lo 0.23 0.23 0.04 0.04 0.00 0.00 0.00 0.00 06:11:01 ens3 0.13 0.13 0.02 0.04 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 06:12:01 ens3 283.88 164.73 2270.54 16.53 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:13:01 ens3 18.21 18.53 11.61 19.28 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 192.14 122.28 907.33 20.46 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-1336) 12/21/25 _x86_64_ (4 CPU) 06:05:45 LINUX RESTART (4 CPU) 06:06:01 CPU %user %nice %system %iowait %steal %idle 06:07:01 all 18.50 0.00 2.79 5.08 3.51 70.11 06:07:01 0 17.66 0.00 1.79 5.96 3.24 71.34 06:07:01 1 8.53 0.00 1.68 5.98 3.61 80.19 06:07:01 2 20.72 0.00 2.26 3.73 3.86 69.43 06:07:01 3 27.16 0.00 5.47 4.66 3.36 59.35 06:08:01 all 19.23 0.00 1.22 2.27 1.72 75.56 06:08:01 0 20.99 0.00 1.53 0.40 1.54 75.55 06:08:01 1 4.34 0.00 0.95 6.78 0.68 87.25 06:08:01 2 38.98 0.00 1.61 1.31 2.36 55.73 06:08:01 3 12.65 0.00 0.77 0.61 2.27 83.69 06:09:01 all 13.47 1.62 2.72 8.96 2.68 70.56 06:09:01 0 8.31 0.03 2.44 10.25 2.04 76.92 06:09:01 1 22.03 0.00 3.02 8.88 2.72 63.35 06:09:01 2 15.85 6.39 3.35 8.50 3.05 62.85 06:09:01 3 7.66 0.00 2.08 8.24 2.94 79.08 06:10:01 all 46.82 0.00 6.75 0.69 6.98 38.76 06:10:01 0 47.73 0.00 6.74 0.23 6.76 38.54 06:10:01 1 44.56 0.00 7.17 1.48 7.23 39.55 06:10:01 2 48.07 0.00 6.74 0.35 6.83 38.01 06:10:01 3 46.92 0.00 6.33 0.68 7.11 38.96 06:11:01 all 61.48 0.00 10.23 0.23 10.02 18.04 06:11:01 0 64.05 0.00 11.18 0.08 9.26 15.42 06:11:01 1 57.40 0.00 9.23 0.26 10.74 22.36 06:11:01 2 64.95 0.00 10.67 0.51 9.46 14.41 06:11:01 3 59.53 0.00 9.84 0.05 10.61 19.97 06:12:01 all 29.47 0.00 4.07 0.82 5.71 59.93 06:12:01 0 25.79 0.00 4.01 0.90 5.63 63.68 06:12:01 1 26.79 0.00 3.68 0.41 5.52 63.60 06:12:01 2 34.62 0.00 4.57 1.37 6.14 53.29 06:12:01 3 30.67 0.00 3.97 0.62 5.57 59.16 06:13:01 all 25.57 0.00 1.15 1.44 2.59 69.25 06:13:01 0 10.37 0.00 0.76 1.26 1.74 85.88 06:13:01 1 22.22 0.00 1.06 1.29 2.75 72.68 06:13:01 2 53.75 0.00 1.89 2.56 3.66 38.14 06:13:01 3 15.93 0.00 0.91 0.63 2.18 80.35 Average: all 30.67 0.23 4.14 2.78 4.75 57.43 Average: 0 27.90 0.00 4.07 2.72 4.33 60.98 Average: 1 26.57 0.00 3.83 3.57 4.76 61.27 Average: 2 39.54 0.91 4.45 2.62 5.06 47.43 Average: 3 28.67 0.00 4.20 2.21 4.87 60.05