---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7226 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 9.0G 11G 47% / 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: 7975 500 5365 0 2110 7201 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:71:54:59 brd ff:ff:ff:ff:ff:ff inet 10.32.7.142/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe71:5459/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:14:18:82:4b 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-7226) 10/24/25 _x86_64_ (4 CPU) 00:53:50 LINUX RESTART (4 CPU) 00:54:01 tps rtps wtps bread/s bwrtn/s 00:55:02 146.79 69.31 77.49 5620.26 39207.35 00:56:01 52.47 0.31 52.16 32.40 6834.10 00:57:01 75.62 13.06 62.56 2314.70 8756.68 00:58:01 20.23 0.72 19.51 37.99 1403.77 Average: 73.87 20.93 52.93 2009.59 14080.44 00:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:55:02 5913360 7397332 2254060 27.60 34244 1632288 990164 10.74 595204 1493008 40268 00:56:01 5678084 7398260 2489336 30.48 53980 1835820 986004 10.70 607820 1690756 143352 00:57:01 5509352 7391048 2658068 32.54 61156 1983852 996292 10.81 677140 1776372 33664 00:58:01 5511616 7391032 2655804 32.52 63180 1979076 1004244 10.90 681220 1768900 12484 Average: 5653103 7394418 2514317 30.78 53140 1857759 994176 10.79 640346 1682259 57442 00:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:55:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 00:55:02 ens3 236.21 147.71 975.19 59.96 0.00 0.00 0.00 0.00 00:55:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:56:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 00:56:01 ens3 57.60 43.37 766.31 5.75 0.00 0.00 0.00 0.00 00:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:57:01 lo 2.07 2.07 0.21 0.21 0.00 0.00 0.00 0.00 00:57:01 ens3 43.57 28.91 125.42 9.29 0.00 0.00 0.00 0.00 00:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:58:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 00:58:01 ens3 8.82 10.76 6.50 4.83 0.00 0.00 0.00 0.00 00:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 86.67 57.75 467.10 20.02 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-7226) 10/24/25 _x86_64_ (4 CPU) 00:53:50 LINUX RESTART (4 CPU) 00:54:01 CPU %user %nice %system %iowait %steal %idle 00:55:02 all 15.01 0.00 2.59 6.01 2.88 73.51 00:55:02 0 11.72 0.00 1.53 5.57 2.47 78.71 00:55:02 1 14.12 0.00 1.57 5.48 2.58 76.25 00:55:02 2 10.29 0.00 1.35 2.96 3.14 82.26 00:55:02 3 23.98 0.00 5.92 10.05 3.30 56.75 00:56:01 all 18.74 0.00 1.19 2.85 1.65 75.56 00:56:01 0 33.01 0.00 1.50 1.25 2.71 61.53 00:56:01 1 24.61 0.00 1.66 0.30 1.23 72.19 00:56:01 2 11.59 0.00 0.84 0.47 1.68 85.42 00:56:01 3 5.76 0.00 0.78 9.42 1.00 83.05 00:57:01 all 18.58 0.00 1.66 2.74 1.73 75.29 00:57:01 0 3.68 0.00 1.13 1.39 1.04 92.75 00:57:01 1 28.65 0.00 1.94 3.54 2.09 63.78 00:57:01 2 14.64 0.00 1.68 1.01 1.88 80.79 00:57:01 3 27.32 0.00 1.87 5.01 1.92 63.88 00:58:01 all 20.46 0.00 0.87 1.17 1.49 76.01 00:58:01 0 21.23 0.00 0.95 0.10 1.28 76.44 00:58:01 1 1.98 0.00 0.63 3.95 1.49 91.96 00:58:01 2 52.58 0.00 1.46 0.55 2.56 42.85 00:58:01 3 6.02 0.00 0.47 0.05 0.58 92.89 Average: all 18.19 0.00 1.58 3.20 1.94 75.09 Average: 0 17.35 0.00 1.27 2.08 1.87 77.42 Average: 1 17.29 0.00 1.45 3.33 1.85 76.08 Average: 2 22.31 0.00 1.33 1.25 2.32 72.78 Average: 3 15.82 0.00 2.27 6.12 1.70 74.08