---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1225 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 514 3639 0 3822 7162 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:29:00:84 brd ff:ff:ff:ff:ff:ff inet 10.32.6.212/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85932sec preferred_lft 85932sec inet6 fe80::f816:3eff:fe29:84/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:32:df:8a:03 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-1225) 12/20/25 _x86_64_ (4 CPU) 06:05:43 LINUX RESTART (4 CPU) 06:06:01 tps rtps wtps bread/s bwrtn/s 06:07:01 152.61 69.26 83.35 5609.07 40005.08 06:08:01 61.71 0.12 61.60 21.46 9486.97 06:09:01 223.88 117.41 106.47 5488.69 21817.70 06:10:01 96.20 16.43 79.77 1149.54 27573.40 06:11:01 32.72 6.25 26.47 685.90 17468.84 06:12:01 68.08 28.99 39.09 1309.30 5867.38 06:13:01 22.60 0.58 22.01 74.92 1584.80 Average: 93.97 34.15 59.82 2048.31 17685.83 06:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:07:01 5875248 7399948 2292180 28.06 37216 1668132 1000328 10.85 601620 1522224 61176 06:08:01 5579196 7361120 2588232 31.69 57184 1891076 1017592 11.04 653808 1736776 119040 06:09:01 5030260 7403656 3137168 38.41 77984 2439956 1133192 12.30 860948 2030840 93276 06:10:01 3790468 7300752 4376960 53.59 106948 3477764 1444592 15.67 1396376 2656328 365420 06:11:01 3798672 7211124 4368756 53.49 123128 3358716 1389508 15.08 1680384 2358708 19260 06:12:01 3772276 7370728 4395152 53.81 127088 3538468 964392 10.46 1594956 2469764 3468 06:13:01 3712668 7320076 4454760 54.54 129912 3546720 1020556 11.07 1653148 2473172 11060 Average: 4508398 7338201 3659030 44.80 94209 2845833 1138594 12.35 1205891 2178259 96100 06:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 06:07:01 ens3 382.42 197.95 1084.20 64.07 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 06:08:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:08:01 ens3 66.78 55.46 709.65 6.41 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 06:09:01 lo 2.13 2.13 0.22 0.22 0.00 0.00 0.00 0.00 06:09:01 ens3 422.45 287.14 1004.61 27.01 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 06:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:10:01 ens3 162.57 125.93 1264.43 10.21 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 06:11:01 lo 0.23 0.23 0.04 0.04 0.00 0.00 0.00 0.00 06:11:01 ens3 0.23 0.25 0.05 0.10 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 06:12:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 06:12:01 ens3 272.46 156.35 2273.84 29.93 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 06:13:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 06:13:01 ens3 11.05 11.73 10.77 5.64 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 Average: lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 188.27 119.25 906.80 20.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1225) 12/20/25 _x86_64_ (4 CPU) 06:05:43 LINUX RESTART (4 CPU) 06:06:01 CPU %user %nice %system %iowait %steal %idle 06:07:01 all 18.65 0.00 3.16 5.29 2.85 70.05 06:07:01 0 11.19 0.00 1.81 7.06 2.78 77.16 06:07:01 1 25.07 0.00 3.92 2.44 2.69 65.88 06:07:01 2 15.22 0.00 2.36 4.15 2.88 75.39 06:07:01 3 23.14 0.00 4.56 7.49 3.07 61.75 06:08:01 all 19.38 0.00 1.16 2.20 1.52 75.74 06:08:01 0 16.58 0.00 0.85 7.16 1.38 74.03 06:08:01 1 1.96 0.00 0.32 0.93 0.85 95.95 06:08:01 2 44.62 0.00 2.78 0.50 2.37 49.73 06:08:01 3 14.33 0.00 0.71 0.22 1.47 83.27 06:09:01 all 13.50 1.60 3.10 8.72 3.08 70.00 06:09:01 0 17.61 0.00 3.00 6.82 2.75 69.82 06:09:01 1 11.01 0.03 2.78 7.06 2.82 76.30 06:09:01 2 16.36 0.00 3.01 11.69 3.37 65.56 06:09:01 3 9.03 6.36 3.63 9.28 3.39 68.31 06:10:01 all 67.51 0.00 8.72 0.90 10.34 12.53 06:10:01 0 70.29 0.00 8.61 0.76 10.05 10.29 06:10:01 1 67.23 0.00 8.37 1.42 10.10 12.88 06:10:01 2 65.92 0.00 8.34 0.71 10.41 14.62 06:10:01 3 66.61 0.00 9.54 0.73 10.80 12.33 06:11:01 all 46.60 0.00 10.01 0.25 9.56 33.58 06:11:01 0 43.11 0.00 9.13 0.46 10.08 37.22 06:11:01 1 49.36 0.00 11.01 0.24 9.16 30.23 06:11:01 2 46.24 0.00 10.05 0.03 9.52 34.16 06:11:01 3 47.71 0.00 9.82 0.29 9.49 32.69 06:12:01 all 33.00 0.00 3.15 1.59 5.31 56.94 06:12:01 0 33.32 0.00 2.58 1.37 5.28 57.45 06:12:01 1 38.32 0.00 3.31 2.65 5.46 50.27 06:12:01 2 32.33 0.00 3.30 0.74 5.37 58.27 06:12:01 3 28.06 0.00 3.42 1.61 5.15 61.76 06:13:01 all 20.71 0.00 0.84 0.87 1.22 76.36 06:13:01 0 0.77 0.00 0.22 0.13 0.33 98.55 06:13:01 1 62.37 0.00 1.83 2.51 2.38 30.90 06:13:01 2 10.10 0.00 0.80 0.03 0.68 88.38 06:13:01 3 9.65 0.00 0.50 0.80 1.46 87.59 Average: all 31.39 0.23 4.32 2.83 4.86 56.38 Average: 0 27.62 0.00 3.76 3.39 4.68 60.55 Average: 1 36.52 0.00 4.52 2.46 4.80 51.70 Average: 2 33.02 0.00 4.39 2.55 4.96 55.09 Average: 3 28.41 0.91 4.61 2.91 4.99 58.17