---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1204 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 9.2G 11G 48% / 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 523 5054 0 2397 7169 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:1c:b6:89 brd ff:ff:ff:ff:ff:ff inet 10.32.6.35/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe1c:b689/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:10:70:7f:a6 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-1204) 12/20/25 _x86_64_ (4 CPU) 02:15:45 LINUX RESTART (4 CPU) 02:16:01 tps rtps wtps bread/s bwrtn/s 02:17:01 154.70 69.11 85.59 5585.47 40080.52 02:18:01 62.49 0.15 62.34 23.60 9615.20 02:19:01 99.62 37.79 61.82 2311.48 11365.31 02:20:01 24.63 1.67 22.96 124.78 3648.59 Average: 85.36 27.18 58.18 2011.48 16178.40 02:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:17:01 5874260 7403932 2293168 28.08 38056 1670952 995352 10.80 594532 1525752 60940 02:18:01 5554740 7347976 2612688 31.99 58412 1899140 1027804 11.15 664148 1744956 121856 02:19:01 4621400 6687832 3546028 43.42 66588 2155928 1617988 17.56 1375504 1947188 4648 02:20:01 5120452 7289428 3046976 37.31 70420 2252808 1067896 11.59 852992 1969976 33116 Average: 5292713 7182292 2874715 35.20 58369 1994707 1177260 12.77 871794 1796968 55140 02:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:17:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 02:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:17:01 ens3 343.85 200.32 1103.90 63.69 0.00 0.00 0.00 0.00 02:18:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 02:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:18:01 ens3 66.46 55.09 698.11 6.29 0.00 0.00 0.00 0.00 02:19:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 02:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 ens3 380.34 370.54 2966.86 63.26 0.00 0.00 0.00 0.00 02:20:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 02:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 ens3 77.37 83.55 326.27 24.37 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 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 217.01 177.38 1273.78 39.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1204) 12/20/25 _x86_64_ (4 CPU) 02:15:45 LINUX RESTART (4 CPU) 02:16:01 CPU %user %nice %system %iowait %steal %idle 02:17:01 all 18.11 0.00 2.85 5.12 3.14 70.80 02:17:01 0 16.71 0.00 1.85 1.97 2.63 76.84 02:17:01 1 12.93 0.00 5.01 8.65 3.31 70.11 02:17:01 2 25.39 0.00 2.31 2.54 3.48 66.29 02:17:01 3 17.38 0.00 2.22 7.33 3.13 69.94 02:18:01 all 19.29 0.00 1.09 2.36 1.56 75.70 02:18:01 0 0.77 0.00 0.10 0.00 0.17 98.97 02:18:01 1 10.78 0.00 0.48 0.64 1.91 86.18 02:18:01 2 38.72 0.00 2.29 1.36 2.52 55.11 02:18:01 3 26.89 0.00 1.51 7.43 1.63 62.54 02:19:01 all 40.92 0.00 2.18 1.91 6.21 48.78 02:19:01 0 34.07 0.00 1.68 1.63 5.88 56.73 02:19:01 1 39.91 0.00 2.18 1.97 6.15 49.78 02:19:01 2 41.83 0.00 2.43 2.17 6.32 47.26 02:19:01 3 47.86 0.00 2.42 1.90 6.50 41.31 02:20:01 all 29.18 0.00 1.22 0.63 2.63 66.35 02:20:01 0 59.78 0.00 1.68 1.96 3.42 33.17 02:20:01 1 13.00 0.00 0.55 0.22 2.30 83.94 02:20:01 2 21.92 0.00 1.82 0.07 2.40 73.80 02:20:01 3 22.07 0.00 0.83 0.27 2.35 74.48 Average: all 26.91 0.00 1.84 2.50 3.39 65.35 Average: 0 27.87 0.00 1.33 1.39 3.04 66.37 Average: 1 19.19 0.00 2.05 2.87 3.42 72.46 Average: 2 31.99 0.00 2.21 1.54 3.69 60.57 Average: 3 28.61 0.00 1.75 4.22 3.41 62.01