---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4499 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 9.0G 11G 47% / 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 481 5366 0 2127 7219 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:f6:76:07 brd ff:ff:ff:ff:ff:ff inet 10.32.7.67/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86042sec preferred_lft 86042sec inet6 fe80::f816:3eff:fef6:7607/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e7:3a:12:32 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-4499) 09/24/25 _x86_64_ (4 CPU) 08:10:49 LINUX RESTART (4 CPU) 08:11:01 tps rtps wtps bread/s bwrtn/s 08:12:02 149.01 69.06 79.95 5604.13 39118.83 08:13:01 51.01 0.31 50.70 32.40 6299.81 08:14:01 66.67 20.75 45.93 1334.84 8885.45 08:15:01 4.10 0.00 4.10 0.00 194.20 08:16:01 23.43 6.63 16.80 255.16 2270.69 Average: 58.87 19.41 39.46 1449.98 11370.32 08:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:02 5962904 7450600 2204516 26.99 33988 1636136 942188 10.22 542540 1497908 43532 08:13:01 5684048 7418480 2483372 30.41 53904 1849960 954428 10.36 588680 1704104 166768 08:14:01 5624020 7468944 2543400 31.14 60840 1947320 906356 9.83 565272 1773280 2268 08:15:01 5622992 7468864 2544428 31.15 60896 1948192 911680 9.89 566404 1772880 152 08:16:01 5433064 7337020 2734356 33.48 62932 2003524 1054724 11.44 717168 1811884 34732 Average: 5665406 7428782 2502014 30.63 54512 1877026 953875 10.35 596013 1712011 49490 08:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 08:12:02 ens3 241.36 159.19 902.51 61.40 0.00 0.00 0.00 0.00 08:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 08:13:01 ens3 64.51 48.70 857.77 6.20 0.00 0.00 0.00 0.00 08:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 08:14:01 ens3 12.95 10.75 28.69 2.34 0.00 0.00 0.00 0.00 08:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 lo 29.21 29.21 7.10 7.10 0.00 0.00 0.00 0.00 08:15:01 ens3 3.25 3.07 6.28 0.56 0.00 0.00 0.00 0.00 08:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 08:16:01 ens3 127.40 51.32 577.47 12.98 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 Average: lo 6.52 6.52 1.49 1.49 0.00 0.00 0.00 0.00 Average: ens3 89.98 54.62 473.25 16.73 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-4499) 09/24/25 _x86_64_ (4 CPU) 08:10:49 LINUX RESTART (4 CPU) 08:11:01 CPU %user %nice %system %iowait %steal %idle 08:12:02 all 15.96 0.00 2.64 5.09 2.68 73.63 08:12:02 0 27.97 0.00 5.47 8.78 3.00 54.79 08:12:02 1 10.84 0.00 1.62 2.70 2.01 82.83 08:12:02 2 9.17 0.00 1.94 6.82 3.39 78.68 08:12:02 3 15.91 0.00 1.50 2.05 2.32 78.22 08:13:01 all 19.28 0.00 1.13 2.49 1.76 75.35 08:13:01 0 43.86 0.00 2.32 0.71 2.80 50.31 08:13:01 1 16.87 0.00 0.88 0.27 0.93 81.05 08:13:01 2 10.92 0.00 0.95 8.18 2.61 77.34 08:13:01 3 5.41 0.00 0.37 0.71 0.66 92.85 08:14:01 all 6.67 0.00 0.83 1.35 1.32 89.83 08:14:01 0 3.48 0.00 0.54 0.56 1.84 93.57 08:14:01 1 21.18 0.00 1.41 0.83 1.64 74.95 08:14:01 2 0.76 0.00 0.60 1.62 1.07 95.95 08:14:01 3 1.26 0.00 0.76 2.43 0.71 94.83 08:15:01 all 3.07 0.00 14.71 0.03 1.80 80.39 08:15:01 0 3.16 0.00 14.65 0.00 1.70 80.49 08:15:01 1 3.06 0.00 14.64 0.02 2.20 80.09 08:15:01 2 2.90 0.00 14.67 0.05 1.74 80.64 08:15:01 3 3.16 0.00 14.85 0.07 1.56 80.37 08:16:01 all 17.95 0.00 1.05 0.90 1.93 78.17 08:16:01 0 18.88 0.00 1.21 0.22 1.44 78.25 08:16:01 1 13.39 0.00 0.91 0.53 2.24 82.93 08:16:01 2 32.53 0.00 1.44 2.71 2.35 60.97 08:16:01 3 7.04 0.00 0.68 0.12 1.67 90.50 Average: all 12.57 0.00 4.07 1.97 1.90 79.49 Average: 0 19.40 0.00 4.83 2.06 2.16 71.56 Average: 1 13.05 0.00 3.90 0.87 1.81 80.37 Average: 2 11.27 0.00 3.91 3.88 2.23 78.71 Average: 3 6.57 0.00 3.64 1.07 1.39 87.33