---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2116 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 8.2G 58% / 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 591 2871 0 4512 7085 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:a9:de:ff brd ff:ff:ff:ff:ff:ff inet 10.32.6.112/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86033sec preferred_lft 86033sec inet6 fe80::f816:3eff:fea9:deff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:32:c5:0e 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-2116) 12/31/25 _x86_64_ (4 CPU) 14:10:35 LINUX RESTART (4 CPU) 14:11:01 tps rtps wtps bread/s bwrtn/s 14:12:01 136.36 52.72 83.64 4027.20 40723.10 14:13:01 76.69 12.30 64.40 2240.05 9473.91 14:14:01 177.01 1.85 175.16 47.44 75754.52 14:15:01 31.13 0.02 31.11 2.27 25291.12 14:16:01 44.17 0.65 43.52 45.58 4467.98 Average: 93.08 13.51 79.57 1272.42 31143.49 14:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:12:01 5784648 7363464 2382780 29.17 40196 1717292 1031768 11.20 638152 1571440 87812 14:13:01 5576840 7438980 2590588 31.72 59872 1966276 1085928 11.78 620020 1766956 92072 14:14:01 3012300 6986780 5155128 63.12 122980 3840344 2007656 21.78 1336768 3398388 239284 14:15:01 3059728 7312924 5107700 62.54 126312 4086444 1224128 13.28 1039684 3619796 144 14:16:01 2956192 7276532 5211236 63.81 128444 4183600 1113236 12.08 1173060 3624464 18168 Average: 4077942 7275736 4089486 50.07 95561 3158791 1292543 14.02 961537 2796209 87496 14:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:12:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 14:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:12:01 ens3 366.09 209.38 1427.83 64.86 0.00 0.00 0.00 0.00 14:13:01 lo 2.20 2.20 0.20 0.20 0.00 0.00 0.00 0.00 14:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:13:01 ens3 34.32 28.61 298.21 6.73 0.00 0.00 0.00 0.00 14:14:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 14:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:14:01 ens3 542.75 282.53 7876.26 22.76 0.00 0.00 0.00 0.00 14:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 14:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:15:01 ens3 0.50 0.48 0.04 0.04 0.00 0.00 0.00 0.00 14:16:01 lo 2.67 2.67 0.24 0.24 0.00 0.00 0.00 0.00 14:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:16:01 ens3 93.85 152.67 19.98 1079.21 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 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: ens3 207.51 134.74 1924.74 234.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2116) 12/31/25 _x86_64_ (4 CPU) 14:10:35 LINUX RESTART (4 CPU) 14:11:01 CPU %user %nice %system %iowait %steal %idle 14:12:01 all 21.30 0.00 2.47 5.43 2.67 68.13 14:12:01 0 18.62 0.00 1.52 3.80 2.41 73.64 14:12:01 1 29.24 0.00 4.69 6.22 3.13 56.71 14:12:01 2 13.07 0.00 1.58 5.93 2.81 76.61 14:12:01 3 24.33 0.00 2.12 5.79 2.33 65.43 14:13:01 all 19.55 0.00 1.64 2.36 1.66 74.79 14:13:01 0 14.39 0.00 1.24 1.61 1.46 81.31 14:13:01 1 27.96 0.00 1.86 2.94 1.83 65.42 14:13:01 2 14.08 0.00 1.24 0.48 1.78 82.43 14:13:01 3 21.84 0.00 2.21 4.41 1.56 69.98 14:14:01 all 42.46 0.00 10.79 3.09 7.39 36.27 14:14:01 0 41.70 0.00 9.79 3.46 7.22 37.84 14:14:01 1 43.78 0.00 12.74 3.20 7.39 32.89 14:14:01 2 41.83 0.00 10.65 1.97 8.04 37.52 14:14:01 3 42.54 0.00 9.96 3.76 6.89 36.84 14:15:01 all 59.48 0.00 10.30 0.27 8.92 21.02 14:15:01 0 60.53 0.00 10.69 0.00 8.69 20.10 14:15:01 1 57.79 0.00 10.15 0.79 9.40 21.87 14:15:01 2 54.59 0.00 10.00 0.26 9.02 26.12 14:15:01 3 65.04 0.00 10.38 0.03 8.58 15.97 14:16:01 all 22.32 0.00 1.41 1.28 2.76 72.24 14:16:01 0 11.96 0.00 1.26 0.68 2.17 83.93 14:16:01 1 8.83 0.00 1.42 2.82 2.66 84.28 14:16:01 2 34.62 0.00 1.52 1.03 3.11 59.72 14:16:01 3 33.84 0.00 1.43 0.58 3.10 61.05 Average: all 33.03 0.00 5.32 2.49 4.68 54.48 Average: 0 29.45 0.00 4.90 1.91 4.39 59.35 Average: 1 33.54 0.00 6.17 3.19 4.89 52.21 Average: 2 31.62 0.00 4.99 1.94 4.95 56.50 Average: 3 37.53 0.00 5.22 2.91 4.49 49.85