---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4260 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 537 2259 0 5178 7139 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:4d:1b:7c brd ff:ff:ff:ff:ff:ff inet 10.32.7.99/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:fe4d:1b7c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0f:98:d5:20 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-4260) 09/21/25 _x86_64_ (4 CPU) 08:13:51 LINUX RESTART (4 CPU) 08:14:01 tps rtps wtps bread/s bwrtn/s 08:15:01 150.36 69.29 81.07 5616.13 39131.63 08:16:01 53.52 0.30 53.22 31.86 7206.53 08:17:01 158.06 12.88 145.18 2232.56 85303.78 08:18:01 184.09 0.33 183.75 21.46 48208.23 08:19:01 45.32 0.85 44.47 20.39 6985.94 08:20:01 23.70 0.40 23.31 32.78 1603.33 Average: 102.50 14.01 88.49 1325.76 31404.24 08:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:01 5942468 7426444 2224952 27.24 34076 1631928 977720 10.61 565908 1492948 38312 08:16:01 5653164 7385952 2514256 30.78 54344 1847116 1001136 10.86 619676 1700772 132600 08:17:01 3460624 7369184 4706796 57.63 95616 3877432 1222348 13.26 694528 3677352 186240 08:18:01 2494428 7358360 5672992 69.46 137420 4678444 1314180 14.26 879680 4338028 776 08:19:01 2259956 7252688 5907464 72.33 142896 4791276 1142600 12.40 1092576 4348624 27500 08:20:01 2281212 7276752 5886208 72.07 144760 4792448 1112744 12.07 1076416 4344464 11252 Average: 3681975 7344897 4485445 54.92 101519 3603107 1128455 12.24 821464 3317031 66113 08:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 ens3 299.30 174.27 936.02 61.18 0.00 0.00 0.00 0.00 08:15:01 lo 0.87 0.87 0.08 0.08 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 08:16:01 ens3 66.42 48.01 857.97 6.21 0.00 0.00 0.00 0.00 08:16:01 lo 0.67 0.67 0.05 0.05 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 08:17:01 ens3 582.39 297.68 13752.70 24.47 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 08:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 ens3 136.83 78.89 820.13 7.84 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 08:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 ens3 74.18 100.98 29.50 649.92 0.00 0.00 0.00 0.00 08:19:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 ens3 12.11 12.49 9.19 6.01 0.00 0.00 0.00 0.00 08:20:01 lo 0.93 0.93 0.08 0.08 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 195.19 118.71 2734.02 125.95 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4260) 09/21/25 _x86_64_ (4 CPU) 08:13:51 LINUX RESTART (4 CPU) 08:14:01 CPU %user %nice %system %iowait %steal %idle 08:15:01 all 14.74 0.00 2.92 5.45 4.31 72.57 08:15:01 0 13.61 0.00 2.21 5.78 4.06 74.34 08:15:01 1 24.66 0.00 4.92 2.30 4.50 63.63 08:15:01 2 10.53 0.00 2.07 3.29 4.44 79.66 08:15:01 3 10.16 0.00 2.51 10.47 4.23 72.63 08:16:01 all 18.79 0.00 1.22 2.50 1.89 75.60 08:16:01 0 4.32 0.00 0.46 0.35 0.81 94.06 08:16:01 1 20.52 0.00 1.18 1.76 1.98 74.56 08:16:01 2 33.26 0.00 2.34 6.93 3.02 54.46 08:16:01 3 17.06 0.00 0.88 0.93 1.76 79.37 08:17:01 all 18.85 0.00 7.36 3.09 6.01 64.70 08:17:01 0 12.91 0.00 7.87 5.10 6.37 67.75 08:17:01 1 26.28 0.00 7.05 3.64 6.03 56.99 08:17:01 2 17.02 0.00 7.83 2.05 6.93 66.17 08:17:01 3 19.17 0.00 6.70 1.52 4.70 67.92 08:18:01 all 17.52 0.00 8.58 4.20 7.66 62.04 08:18:01 0 13.90 0.00 8.54 3.58 6.82 67.16 08:18:01 1 21.88 0.00 10.31 7.19 8.90 51.73 08:18:01 2 17.16 0.00 8.25 3.28 8.10 63.21 08:18:01 3 17.15 0.00 7.23 2.77 6.82 66.02 08:19:01 all 26.25 0.00 4.94 1.26 5.84 61.71 08:19:01 0 19.09 0.00 5.04 0.71 5.10 70.06 08:19:01 1 45.40 0.00 5.79 0.58 6.50 41.73 08:19:01 2 17.19 0.00 4.03 0.23 5.25 73.29 08:19:01 3 23.41 0.00 4.90 3.51 6.51 61.67 08:20:01 all 20.10 0.00 1.14 0.98 2.01 75.77 08:20:01 0 5.98 0.00 0.73 0.02 0.63 92.64 08:20:01 1 39.54 0.00 1.53 0.23 2.76 55.94 08:20:01 2 23.43 0.00 1.33 2.65 2.93 69.65 08:20:01 3 11.42 0.00 0.99 1.01 1.69 84.89 Average: all 19.38 0.00 4.37 2.91 4.63 68.71 Average: 0 11.66 0.00 4.16 2.60 3.98 77.61 Average: 1 29.70 0.00 5.14 2.62 5.12 57.42 Average: 2 19.75 0.00 4.31 3.07 5.11 67.76 Average: 3 16.41 0.00 3.87 3.37 4.29 72.06