---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1450 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 10G 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: 7976 490 4909 0 2576 7186 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:17:61:25 brd ff:ff:ff:ff:ff:ff inet 10.32.7.85/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe17:6125/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b3:78:58:1b 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-1450) 12/22/25 _x86_64_ (4 CPU) 21:47:45 LINUX RESTART (4 CPU) 21:48:01 tps rtps wtps bread/s bwrtn/s 21:49:01 155.96 69.34 86.62 5640.13 39590.22 21:50:01 65.71 1.98 63.72 66.26 9553.47 21:51:01 190.53 119.53 71.00 4556.31 16706.95 21:52:01 24.56 0.93 23.63 78.92 3481.29 Average: 109.19 47.95 61.24 2585.40 17332.98 21:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:49:01 5886164 7391188 2281264 27.93 36040 1649972 1029492 11.17 604472 1507912 53064 21:50:01 5593856 7363612 2573572 31.51 56584 1878728 1039444 11.28 647552 1726096 113260 21:51:01 4976252 7306516 3191176 39.07 88184 2379988 1066680 11.57 826864 2105900 83692 21:52:01 4977068 7307992 3190360 39.06 90936 2377916 1065652 11.56 831804 2100252 11968 Average: 5358335 7342327 2809093 34.39 67936 2071651 1050317 11.40 727673 1860040 65496 21:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 ens3 369.32 185.90 1048.03 62.58 0.00 0.00 0.00 0.00 21:49:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 ens3 76.25 63.19 715.81 16.93 0.00 0.00 0.00 0.00 21:50:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 21:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 ens3 148.21 100.82 798.17 12.23 0.00 0.00 0.00 0.00 21:51:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 21:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 ens3 11.85 12.75 9.14 6.05 0.00 0.00 0.00 0.00 21:52:01 lo 0.93 0.93 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 151.41 90.66 642.79 24.44 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1450) 12/22/25 _x86_64_ (4 CPU) 21:47:45 LINUX RESTART (4 CPU) 21:48:01 CPU %user %nice %system %iowait %steal %idle 21:49:01 all 18.83 0.00 3.07 4.87 2.49 70.74 21:49:01 0 20.55 0.00 2.56 3.12 2.31 71.46 21:49:01 1 17.30 0.00 4.92 4.25 2.14 71.39 21:49:01 2 20.13 0.00 2.59 4.61 2.92 69.75 21:49:01 3 17.33 0.00 2.23 7.47 2.62 70.35 21:50:01 all 20.41 0.00 1.18 2.44 1.60 74.37 21:50:01 0 24.54 0.00 1.54 0.32 1.46 72.14 21:50:01 1 29.98 0.00 1.43 6.03 1.55 61.01 21:50:01 2 17.25 0.00 1.11 0.38 1.62 79.63 21:50:01 3 9.96 0.00 0.63 3.04 1.74 84.63 21:51:01 all 33.54 0.00 5.34 7.88 4.94 48.31 21:51:01 0 25.24 0.00 5.56 9.51 4.83 54.87 21:51:01 1 26.21 0.00 4.98 5.72 4.25 58.85 21:51:01 2 52.89 0.00 5.91 7.96 6.26 26.99 21:51:01 3 29.81 0.00 4.94 8.33 4.41 52.50 21:52:01 all 20.48 0.00 0.88 0.84 1.31 76.49 21:52:01 0 28.27 0.00 0.71 1.59 1.69 67.73 21:52:01 1 29.78 0.00 1.44 1.19 1.44 66.14 21:52:01 2 18.30 0.00 0.81 0.43 1.30 79.16 21:52:01 3 5.56 0.00 0.55 0.12 0.81 92.96 Average: all 23.32 0.00 2.62 4.01 2.58 67.46 Average: 0 24.65 0.00 2.60 3.64 2.57 66.54 Average: 1 25.82 0.00 3.19 4.30 2.35 64.34 Average: 2 27.16 0.00 2.61 3.35 3.03 63.86 Average: 3 15.67 0.00 2.09 4.74 2.40 75.10