---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2013 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 11G 9.0G 54% / 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 502 3653 0 3819 7174 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:64:ea:74 brd ff:ff:ff:ff:ff:ff inet 10.32.6.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fe64:ea74/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c2:22:2f:e1 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-2013) 12/30/25 _x86_64_ (4 CPU) 06:05:33 LINUX RESTART (4 CPU) 06:06:01 tps rtps wtps bread/s bwrtn/s 06:07:01 136.38 52.11 84.27 3983.34 40977.19 06:08:01 71.37 15.40 55.97 1232.06 9899.15 06:09:02 231.68 117.78 113.90 5348.44 22036.86 06:10:01 77.26 1.32 75.94 98.81 31756.42 06:11:01 25.99 6.20 19.79 678.97 12693.37 06:12:01 71.26 28.97 42.29 1307.03 5690.10 06:13:01 22.16 0.87 21.30 77.45 1486.69 Average: 90.90 31.88 59.02 1822.04 17758.00 06:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:07:01 5774708 7354048 2392720 29.30 40252 1717900 1046928 11.36 649544 1571492 81388 06:08:01 5425168 7419780 2742260 33.58 60468 2094068 981000 10.64 586760 1942788 287060 06:09:02 4323340 7302936 3844088 47.07 103896 2969400 1448576 15.72 1114804 2423828 581200 06:10:01 3626976 7315180 4540452 55.59 107980 3648352 1433988 15.56 1475920 2732672 355916 06:11:01 3974004 7387476 4193424 51.34 123804 3358792 1263604 13.71 1511120 2352644 19192 06:12:01 3733204 7329156 4434224 54.29 125100 3539816 1028668 11.16 1635968 2469500 15612 06:13:01 3734368 7337140 4433060 54.28 128080 3543568 1017976 11.05 1634948 2468408 10404 Average: 4370253 7349388 3797175 46.49 98511 2981699 1174391 12.74 1229866 2280190 192967 06:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 ens3 421.96 234.36 1440.74 67.54 0.00 0.00 0.00 0.00 06:07:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 06:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 ens3 123.65 65.36 783.17 7.58 0.00 0.00 0.00 0.00 06:08:01 lo 2.20 2.20 0.23 0.23 0.00 0.00 0.00 0.00 06:09:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:02 ens3 506.23 359.67 1770.44 32.27 0.00 0.00 0.00 0.00 06:09:02 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 ens3 0.12 0.14 0.01 0.01 0.00 0.00 0.00 0.00 06:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 ens3 0.47 0.40 0.09 0.18 0.00 0.00 0.00 0.00 06:11:01 lo 0.23 0.23 0.04 0.04 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 ens3 360.53 212.43 2281.95 34.65 0.00 0.00 0.00 0.00 06:12:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 ens3 11.23 12.83 9.01 5.95 0.00 0.00 0.00 0.00 06:13:01 lo 0.73 0.73 0.07 0.07 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 203.93 126.75 900.05 21.22 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2013) 12/30/25 _x86_64_ (4 CPU) 06:05:33 LINUX RESTART (4 CPU) 06:06:01 CPU %user %nice %system %iowait %steal %idle 06:07:01 all 21.61 0.00 2.35 4.85 2.60 68.60 06:07:01 0 21.54 0.00 3.88 8.25 2.57 63.76 06:07:01 1 16.96 0.00 1.58 1.40 2.14 77.92 06:07:01 2 37.87 0.00 2.76 3.19 3.47 52.70 06:07:01 3 10.00 0.00 1.18 6.55 2.22 80.05 06:08:01 all 20.65 0.03 1.67 2.15 1.77 73.73 06:08:01 0 6.60 0.12 0.83 0.20 0.68 91.57 06:08:01 1 10.77 0.00 1.11 0.36 1.82 85.94 06:08:01 2 42.11 0.00 3.34 5.46 2.98 46.11 06:08:01 3 23.07 0.00 1.39 2.57 1.58 71.38 06:09:02 all 17.67 1.58 4.24 8.11 4.40 64.02 06:09:02 0 18.92 6.29 4.92 7.89 4.27 57.71 06:09:02 1 18.67 0.00 3.95 8.24 4.24 64.90 06:09:02 2 14.99 0.03 3.92 9.26 4.94 66.86 06:09:02 3 18.10 0.00 4.17 7.04 4.14 66.55 06:10:01 all 75.71 0.00 8.26 0.05 9.71 6.27 06:10:01 0 77.18 0.00 8.09 0.03 9.35 5.34 06:10:01 1 73.78 0.00 8.68 0.15 9.96 7.43 06:10:01 2 73.84 0.00 8.02 0.02 10.34 7.77 06:10:01 3 78.05 0.00 8.23 0.03 9.14 4.55 06:11:01 all 36.99 0.00 7.97 0.37 7.49 47.18 06:11:01 0 35.35 0.00 8.10 0.64 7.67 48.24 06:11:01 1 35.84 0.00 8.09 0.41 7.62 48.04 06:11:01 2 34.48 0.00 7.38 0.25 7.33 50.57 06:11:01 3 42.31 0.00 8.29 0.16 7.37 41.87 06:12:01 all 32.55 0.00 2.11 2.05 4.15 59.14 06:12:01 0 29.47 0.00 1.80 3.67 3.81 61.25 06:12:01 1 36.39 0.00 2.06 0.74 4.05 56.75 06:12:01 2 29.50 0.00 2.59 1.55 4.51 61.85 06:12:01 3 34.83 0.00 2.00 2.23 4.23 56.71 06:13:01 all 20.86 0.00 0.91 0.86 1.31 76.05 06:13:01 0 13.04 0.00 0.78 0.13 1.06 84.98 06:13:01 1 9.54 0.00 0.93 2.41 1.06 86.06 06:13:01 2 34.54 0.00 1.30 0.27 1.68 62.22 06:13:01 3 26.34 0.00 0.65 0.67 1.45 70.90 Average: all 32.19 0.23 3.93 2.64 4.48 56.53 Average: 0 28.78 0.92 4.06 2.98 4.20 59.07 Average: 1 28.76 0.00 3.76 1.96 4.41 61.11 Average: 2 38.09 0.00 4.18 2.86 5.03 49.83 Average: 3 33.12 0.00 3.70 2.76 4.30 56.12