---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1524 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 528 3617 0 3829 7149 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:f6:55:43 brd ff:ff:ff:ff:ff:ff inet 10.32.6.85/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85949sec preferred_lft 85949sec inet6 fe80::f816:3eff:fef6:5543/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f4:63:36:85 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-1524) 12/23/25 _x86_64_ (4 CPU) 21:38:48 LINUX RESTART (4 CPU) 21:39:01 tps rtps wtps bread/s bwrtn/s 21:40:02 153.44 69.31 84.14 5611.46 39591.42 21:41:01 54.49 0.22 54.27 23.59 7459.03 21:42:01 215.10 118.56 96.53 5453.62 19177.87 21:43:01 117.68 19.56 98.12 1222.06 32481.25 21:44:01 33.71 5.17 28.55 653.49 18775.54 21:45:01 71.83 29.02 42.80 1308.63 6067.04 21:46:01 20.73 0.87 19.86 77.45 1517.61 Average: 95.38 34.75 60.62 2054.81 17891.41 21:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:40:02 5898344 7407584 2269084 27.78 35704 1654912 1001708 10.87 591384 1510784 56592 21:41:01 5614988 7359212 2552440 31.25 55500 1857184 1036744 11.25 649864 1708916 136952 21:42:01 5083968 7399948 3083460 37.75 73284 2391360 1063892 11.54 853292 1994836 197868 21:43:01 3842068 7307916 4325360 52.96 106168 3436288 1408164 15.28 1361800 2640172 333204 21:44:01 3828564 7255216 4338864 53.12 119776 3373972 1355432 14.71 1629380 2376140 22800 21:45:01 3704620 7311364 4462808 54.64 120956 3553512 1046088 11.35 1648440 2482888 15936 21:46:01 3711848 7325664 4455580 54.55 124244 3557152 1026288 11.14 1642688 2481824 9260 Average: 4526343 7338129 3641085 44.58 90805 2832054 1134045 12.31 1196693 2170794 110373 21:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 21:40:02 ens3 332.89 194.80 1076.12 62.41 0.00 0.00 0.00 0.00 21:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:41:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 21:41:01 ens3 66.25 56.62 723.81 6.67 0.00 0.00 0.00 0.00 21:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:42:01 lo 2.00 2.00 0.21 0.21 0.00 0.00 0.00 0.00 21:42:01 ens3 364.69 250.09 787.24 23.39 0.00 0.00 0.00 0.00 21:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:43:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 21:43:01 ens3 259.46 175.95 1542.46 15.27 0.00 0.00 0.00 0.00 21:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:44:01 lo 6.32 6.32 1.31 1.31 0.00 0.00 0.00 0.00 21:44:01 ens3 1.00 0.97 4.50 0.13 0.00 0.00 0.00 0.00 21:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:45:01 lo 5.26 5.26 0.89 0.89 0.00 0.00 0.00 0.00 21:45:01 ens3 343.99 211.40 2280.35 33.08 0.00 0.00 0.00 0.00 21:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 21:46:01 ens3 11.51 12.25 9.08 5.92 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: lo 2.33 2.33 0.38 0.38 0.00 0.00 0.00 0.00 Average: ens3 197.43 129.04 918.14 21.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1524) 12/23/25 _x86_64_ (4 CPU) 21:38:48 LINUX RESTART (4 CPU) 21:39:01 CPU %user %nice %system %iowait %steal %idle 21:40:02 all 16.56 0.00 2.93 5.29 2.63 72.60 21:40:02 0 11.23 0.00 4.19 2.75 2.35 79.48 21:40:02 1 14.42 0.00 2.85 5.34 2.59 74.80 21:40:02 2 30.76 0.00 2.62 5.77 3.15 57.69 21:40:02 3 9.82 0.00 2.07 7.31 2.46 78.35 21:41:01 all 19.34 0.00 1.09 2.15 1.36 76.06 21:41:01 0 7.95 0.00 0.50 1.88 1.31 88.36 21:41:01 1 34.57 0.00 1.64 4.50 2.04 57.25 21:41:01 2 10.81 0.00 0.76 0.07 0.95 87.42 21:41:01 3 24.09 0.00 1.51 2.13 1.13 71.13 21:42:01 all 14.41 1.61 2.85 7.79 2.78 70.56 21:42:01 0 9.76 4.61 2.67 10.11 2.72 70.14 21:42:01 1 18.52 0.00 3.10 7.43 3.28 67.67 21:42:01 2 19.85 1.84 3.10 5.61 3.06 66.54 21:42:01 3 9.45 0.00 2.51 8.01 2.04 77.99 21:43:01 all 60.47 0.00 8.83 1.58 9.02 20.09 21:43:01 0 61.68 0.00 8.94 0.56 8.74 20.08 21:43:01 1 60.42 0.00 8.94 0.36 9.43 20.85 21:43:01 2 58.80 0.00 8.22 2.47 8.96 21.55 21:43:01 3 60.97 0.00 9.27 2.93 8.96 17.87 21:44:01 all 53.23 0.00 10.70 0.27 9.45 26.36 21:44:01 0 54.04 0.00 10.73 0.36 9.32 25.54 21:44:01 1 51.08 0.00 10.61 0.21 9.51 28.58 21:44:01 2 52.87 0.00 10.55 0.34 9.95 26.28 21:44:01 3 54.93 0.00 10.88 0.18 9.00 25.01 21:45:01 all 31.14 0.00 2.05 2.03 4.33 60.45 21:45:01 0 29.17 0.00 2.36 0.49 4.35 63.62 21:45:01 1 28.44 0.00 2.08 1.54 4.59 63.35 21:45:01 2 36.84 0.00 2.33 5.27 4.59 50.97 21:45:01 3 30.12 0.00 1.40 0.81 3.79 63.88 21:46:01 all 20.64 0.00 0.92 0.70 1.31 76.43 21:46:01 0 10.55 0.00 0.85 0.13 0.83 87.64 21:46:01 1 29.89 0.00 1.01 0.65 1.72 66.73 21:46:01 2 21.48 0.00 1.09 1.89 1.38 74.16 21:46:01 3 20.59 0.00 0.71 0.18 1.31 77.21 Average: all 30.90 0.23 4.21 2.83 4.43 57.40 Average: 0 26.44 0.66 4.34 2.32 4.25 61.99 Average: 1 33.93 0.00 4.33 2.85 4.75 54.12 Average: 2 33.17 0.26 4.12 3.07 4.60 54.79 Average: 3 30.05 0.00 4.06 3.08 4.12 58.70