---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1868 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 9.3G 9.9G 49% / 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 506 4914 0 2555 7183 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:3e:de:b5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85977sec preferred_lft 85977sec inet6 fe80::f816:3eff:fe3e:deb5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:71:90:fe:52 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-1868) 12/27/25 _x86_64_ (4 CPU) 22:06:33 LINUX RESTART (4 CPU) 22:07:02 tps rtps wtps bread/s bwrtn/s 22:08:01 146.42 52.53 93.88 4021.28 42294.41 22:09:01 94.40 30.43 63.97 1666.26 9305.25 22:10:01 29.28 0.02 29.26 0.53 3741.24 22:11:01 9.30 0.17 9.13 2.27 341.94 22:12:01 45.45 11.50 33.96 833.86 4750.82 22:13:01 33.03 4.33 28.70 182.77 9402.83 Average: 59.40 16.40 43.01 1109.73 11553.85 22:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:08:01 5738972 7341036 2428448 29.73 44140 1735508 1057048 11.47 666868 1586048 88060 22:09:01 5395104 7266100 2772316 33.94 64604 1968236 1158556 12.57 753560 1811132 97624 22:10:01 5383188 7263612 2784232 34.09 66596 1974784 1116976 12.12 759392 1816184 1616 22:11:01 5354192 7242836 2813228 34.44 68608 1979744 1116976 12.12 781668 1819780 1816 22:12:01 4638392 6688980 3529028 43.21 71888 2133996 1596984 17.33 1408544 1898480 4860 22:13:01 5068732 7390116 3098688 37.94 76016 2396300 981024 10.64 792424 2076800 27124 Average: 5263097 7198780 2904323 35.56 65309 2031428 1171261 12.71 860409 1834737 36850 22:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:08:01 ens3 520.71 301.39 1558.12 71.99 0.00 0.00 0.00 0.00 22:08:01 lo 1.02 1.02 0.12 0.12 0.00 0.00 0.00 0.00 22:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 ens3 104.93 63.51 452.13 13.90 0.00 0.00 0.00 0.00 22:09:01 lo 1.67 1.67 0.17 0.17 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 ens3 66.76 93.63 94.51 14.97 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 ens3 82.94 121.30 74.33 19.01 0.00 0.00 0.00 0.00 22:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 ens3 275.94 290.20 2099.94 45.00 0.00 0.00 0.00 0.00 22:12:01 lo 1.53 1.53 0.38 0.38 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 ens3 378.14 239.84 1800.34 55.08 0.00 0.00 0.00 0.00 22:13:01 lo 1.07 1.07 0.11 0.11 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 Average: ens3 237.45 184.66 1011.74 36.56 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.14 0.14 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-1868) 12/27/25 _x86_64_ (4 CPU) 22:06:33 LINUX RESTART (4 CPU) 22:07:02 CPU %user %nice %system %iowait %steal %idle 22:08:01 all 21.78 0.00 2.20 5.17 2.31 68.55 22:08:01 0 28.45 0.00 2.31 5.62 2.23 61.40 22:08:01 1 28.57 0.00 2.64 4.32 2.61 61.86 22:08:01 2 13.09 0.00 2.39 7.08 2.30 75.14 22:08:01 3 17.03 0.00 1.48 3.64 2.09 75.75 22:09:01 all 20.65 0.00 1.46 2.61 2.21 73.07 22:09:01 0 7.94 0.00 1.46 6.35 1.72 82.52 22:09:01 1 50.30 0.00 2.94 1.79 2.67 42.31 22:09:01 2 7.76 0.00 0.61 0.79 2.04 88.80 22:09:01 3 16.69 0.00 0.84 1.52 2.38 78.56 22:10:01 all 7.86 0.00 0.46 0.54 1.49 89.66 22:10:01 0 12.39 0.00 0.65 0.60 1.97 84.39 22:10:01 1 8.40 0.00 0.22 0.00 1.08 90.30 22:10:01 2 5.80 0.00 0.51 0.02 1.83 91.84 22:10:01 3 4.84 0.00 0.45 1.55 1.06 92.11 22:11:01 all 4.69 0.00 0.51 0.04 1.30 93.47 22:11:01 0 5.84 0.00 0.22 0.02 1.29 92.63 22:11:01 1 4.80 0.00 0.51 0.00 1.14 93.54 22:11:01 2 5.81 0.00 0.73 0.12 1.90 91.45 22:11:01 3 2.32 0.00 0.58 0.00 0.85 96.25 22:12:01 all 48.02 0.00 1.84 0.75 7.03 42.37 22:12:01 0 49.29 0.00 1.65 0.16 6.76 42.13 22:12:01 1 41.38 0.00 1.83 0.52 6.88 49.39 22:12:01 2 50.88 0.00 2.01 0.92 7.27 38.93 22:12:01 3 50.51 0.00 1.87 1.41 7.22 38.98 22:13:01 all 30.95 0.00 1.67 0.95 3.35 63.07 22:13:01 0 44.65 0.00 1.28 0.15 3.24 50.68 22:13:01 1 13.23 0.00 0.98 1.80 2.84 81.15 22:13:01 2 25.07 0.00 2.39 1.27 3.51 67.76 22:13:01 3 40.97 0.00 2.03 0.56 3.79 52.65 Average: all 22.37 0.00 1.36 1.66 2.95 71.66 Average: 0 24.77 0.00 1.26 2.14 2.88 68.96 Average: 1 24.46 0.00 1.52 1.39 2.88 69.75 Average: 2 18.13 0.00 1.44 1.68 3.15 75.60 Average: 3 22.13 0.00 1.21 1.44 2.91 72.30