---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2071 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 9.5G 9.7G 50% / 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 509 4677 0 2788 7172 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:be:df:30 brd ff:ff:ff:ff:ff:ff inet 10.32.6.162/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:febe:df30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d2:c3:68: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-2071) 12/30/25 _x86_64_ (4 CPU) 22:11:45 LINUX RESTART (4 CPU) 22:12:01 tps rtps wtps bread/s bwrtn/s 22:13:01 155.44 69.11 86.34 5600.13 40916.40 22:14:01 63.58 0.22 63.36 23.19 10167.94 22:15:01 109.22 59.59 49.63 2874.99 19934.14 22:16:01 32.43 9.13 23.30 309.26 12996.27 Average: 90.16 34.51 55.65 2201.57 21002.24 22:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:13:01 5798740 7385864 2368680 29.00 37168 1727432 1005172 10.91 625324 1567244 92180 22:14:01 5513556 7364128 2653864 32.49 57784 1955444 1027240 11.15 661248 1785556 122584 22:15:01 4266572 6598908 3900848 47.76 65260 2413704 2223936 24.13 1685180 1874980 129552 22:16:01 4764412 7355108 3403008 41.67 68212 2666040 986524 10.70 1126176 2028828 26036 Average: 5085820 7176002 3081600 37.73 57106 2190655 1310718 14.22 1024482 1814152 92588 22:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:13:01 ens3 506.27 281.64 1695.55 69.34 0.00 0.00 0.00 0.00 22:13:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 22:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:14:01 ens3 57.98 46.45 707.08 5.89 0.00 0.00 0.00 0.00 22:14:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 22:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:15:01 ens3 524.86 373.69 597.86 152.95 0.00 0.00 0.00 0.00 22:15:01 lo 2.23 2.23 0.25 0.25 0.00 0.00 0.00 0.00 22:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:16:01 ens3 207.78 116.72 674.63 41.33 0.00 0.00 0.00 0.00 22:16:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 22:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 324.20 204.61 918.74 67.37 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2071) 12/30/25 _x86_64_ (4 CPU) 22:11:45 LINUX RESTART (4 CPU) 22:12:01 CPU %user %nice %system %iowait %steal %idle 22:13:01 all 19.98 0.00 3.43 5.25 2.98 68.37 22:13:01 0 12.68 0.00 2.02 2.32 2.32 80.65 22:13:01 1 20.02 0.00 3.36 5.06 3.16 68.39 22:13:01 2 11.35 0.00 5.13 8.64 2.91 71.96 22:13:01 3 35.86 0.00 3.20 4.97 3.52 52.45 22:14:01 all 19.66 0.00 1.15 2.40 1.61 75.18 22:14:01 0 5.00 0.00 0.45 0.00 0.86 93.69 22:14:01 1 16.35 0.00 1.04 1.11 1.64 79.85 22:14:01 2 14.10 0.00 0.88 0.48 1.54 83.01 22:14:01 3 43.21 0.00 2.22 8.02 2.42 44.13 22:15:01 all 30.88 2.41 13.99 2.55 5.28 44.88 22:15:01 0 34.46 6.32 13.79 1.26 5.27 38.89 22:15:01 1 31.91 3.37 13.96 0.55 5.85 44.36 22:15:01 2 31.61 0.00 14.09 3.09 5.01 46.20 22:15:01 3 25.56 0.00 14.13 5.27 4.98 50.06 22:16:01 all 25.53 0.00 4.13 0.90 3.11 66.32 22:16:01 0 25.79 0.00 4.13 1.26 3.04 65.78 22:16:01 1 41.23 0.00 4.79 0.27 3.76 49.96 22:16:01 2 13.61 0.00 3.70 1.72 2.77 78.20 22:16:01 3 21.49 0.00 3.90 0.38 2.87 71.35 Average: all 24.01 0.60 5.68 2.78 3.24 63.69 Average: 0 19.47 1.58 5.09 1.21 2.87 69.78 Average: 1 27.37 0.84 5.78 1.75 3.60 60.65 Average: 2 17.67 0.00 5.95 3.48 3.06 69.83 Average: 3 31.53 0.00 5.87 4.67 3.45 54.48