---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1044 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 9.1G 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 515 5157 0 2302 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:54:d8:5a brd ff:ff:ff:ff:ff:ff inet 10.32.7.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe54:d85a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:89:29:b8:fb 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-1044) 12/18/25 _x86_64_ (4 CPU) 00:25:46 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:01 153.96 69.06 84.90 5593.20 39555.56 00:28:01 59.67 0.22 59.45 23.19 9372.11 00:29:01 119.69 52.03 67.66 4480.11 9959.35 00:30:01 19.88 0.92 18.96 79.05 1470.95 Average: 88.30 30.55 57.75 2543.76 15088.80 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:01 5873632 7380396 2293796 28.08 36372 1651276 1015660 11.02 615504 1508848 54736 00:28:01 5630032 7364572 2537396 31.07 55404 1847960 1017380 11.04 641072 1701516 65660 00:29:01 5257504 7323184 2909924 35.63 61412 2165984 1040924 11.29 797576 1904020 15608 00:30:01 5277068 7348904 2890360 35.39 64568 2168568 1016940 11.03 778792 1901968 8832 Average: 5509559 7354264 2657869 32.54 54439 1958447 1022726 11.10 708236 1754088 36209 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 00:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:01 ens3 401.78 226.40 1042.43 65.21 0.00 0.00 0.00 0.00 00:28:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 ens3 69.42 61.60 709.13 6.83 0.00 0.00 0.00 0.00 00:29:01 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 ens3 287.39 171.81 2273.66 23.19 0.00 0.00 0.00 0.00 00:30:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 ens3 17.83 14.71 14.87 5.92 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 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 194.10 118.63 1010.05 25.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1044) 12/18/25 _x86_64_ (4 CPU) 00:25:46 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:01 all 18.98 0.00 2.84 5.05 1.30 71.83 00:27:01 0 21.93 0.00 5.31 3.59 1.34 67.84 00:27:01 1 14.86 0.00 1.33 2.55 1.25 80.01 00:27:01 2 20.21 0.00 2.02 3.08 1.25 73.44 00:27:01 3 18.97 0.00 2.73 10.98 1.36 65.97 00:28:01 all 20.03 0.00 1.23 1.72 0.79 76.22 00:28:01 0 42.77 0.00 1.94 0.61 1.51 53.16 00:28:01 1 5.81 0.00 0.52 0.27 0.35 93.06 00:28:01 2 24.27 0.00 1.53 0.98 0.87 72.34 00:28:01 3 7.25 0.00 0.90 5.05 0.43 86.37 00:29:01 all 29.79 0.00 1.87 3.09 1.96 63.29 00:29:01 0 34.22 0.00 1.55 1.36 1.76 61.11 00:29:01 1 41.75 0.00 2.43 3.72 2.14 49.96 00:29:01 2 21.64 0.00 1.49 1.84 2.05 72.98 00:29:01 3 21.56 0.00 2.01 5.43 1.90 69.10 00:30:01 all 21.11 0.00 1.06 0.60 0.83 76.41 00:30:01 0 10.99 0.00 0.55 0.07 0.37 88.03 00:30:01 1 2.51 0.00 0.30 0.13 0.73 96.33 00:30:01 2 42.40 0.00 2.27 0.22 1.15 53.97 00:30:01 3 28.58 0.00 1.15 1.97 1.07 67.24 Average: all 22.48 0.00 1.75 2.61 1.22 71.93 Average: 0 27.49 0.00 2.34 1.41 1.25 67.52 Average: 1 16.24 0.00 1.14 1.67 1.12 79.84 Average: 2 27.12 0.00 1.83 1.53 1.33 68.19 Average: 3 19.09 0.00 1.70 5.85 1.19 72.18