---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1315 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: 7975 458 4938 0 2578 7219 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:27:4b:88 brd ff:ff:ff:ff:ff:ff inet 10.32.6.225/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe27:4b88/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ad:20:73:7a 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-1315) 12/20/25 _x86_64_ (4 CPU) 21:47:45 LINUX RESTART (4 CPU) 21:48:01 tps rtps wtps bread/s bwrtn/s 21:49:02 157.41 69.16 88.25 5602.00 39805.92 21:50:01 58.79 0.12 58.68 21.82 9457.81 21:51:01 188.29 115.05 73.24 4560.84 16347.01 21:52:01 24.57 0.97 23.60 80.36 3882.59 Average: 107.46 46.51 60.95 2576.58 17404.98 21:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:49:02 5907108 7431420 2260312 27.67 37816 1666704 957200 10.39 566152 1522312 65192 21:50:01 5641516 7387336 2525904 30.93 56128 1857712 994072 10.79 622280 1706568 91284 21:51:01 5021376 7348240 3146044 38.52 87692 2377808 992656 10.77 784504 2105068 82048 21:52:01 5032764 7366560 3134656 38.38 90700 2381628 985700 10.70 774512 2104116 11192 Average: 5400691 7383389 2766729 33.88 68084 2070963 982407 10.66 686862 1859516 62429 21:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:49:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:02 ens3 378.59 196.87 1096.68 63.35 0.00 0.00 0.00 0.00 21:49:02 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 63.66 53.39 670.49 5.97 0.00 0.00 0.00 0.00 21:50:01 lo 0.47 0.47 0.04 0.04 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 159.07 120.21 797.33 13.60 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 11.76 12.49 9.13 5.99 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 153.63 95.91 643.24 22.29 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 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-1315) 12/20/25 _x86_64_ (4 CPU) 21:47:45 LINUX RESTART (4 CPU) 21:48:01 CPU %user %nice %system %iowait %steal %idle 21:49:02 all 19.51 0.00 2.77 5.35 2.96 69.41 21:49:02 0 9.41 0.00 1.77 3.81 2.04 82.97 21:49:02 1 25.30 0.00 2.44 6.36 3.52 62.38 21:49:02 2 29.62 0.00 2.85 5.47 3.59 58.46 21:49:02 3 13.62 0.00 4.03 5.75 2.68 73.91 21:50:01 all 19.68 0.00 1.17 1.99 1.36 75.80 21:50:01 0 0.14 0.00 0.22 2.50 0.42 96.72 21:50:01 1 38.96 0.00 2.11 3.83 2.26 52.84 21:50:01 2 33.03 0.00 1.99 1.57 1.90 61.51 21:50:01 3 6.52 0.00 0.35 0.08 0.88 92.16 21:51:01 all 34.13 0.00 5.73 8.16 5.02 46.96 21:51:01 0 39.04 0.00 5.34 7.26 5.26 43.10 21:51:01 1 26.68 0.00 5.73 5.85 4.59 57.15 21:51:01 2 31.55 0.00 6.27 10.34 5.26 46.58 21:51:01 3 39.21 0.00 5.61 9.23 4.95 41.00 21:52:01 all 20.38 0.00 0.90 1.03 1.21 76.48 21:52:01 0 26.85 0.00 1.10 0.51 1.44 70.10 21:52:01 1 26.81 0.00 0.77 0.33 1.15 70.94 21:52:01 2 9.99 0.00 1.03 3.19 0.76 85.02 21:52:01 3 17.88 0.00 0.73 0.08 1.49 79.82 Average: all 23.44 0.00 2.65 4.15 2.65 67.11 Average: 0 18.97 0.00 2.12 3.53 2.30 73.07 Average: 1 29.39 0.00 2.77 4.10 2.89 60.85 Average: 2 26.04 0.00 3.04 5.16 2.89 62.87 Average: 3 19.37 0.00 2.69 3.81 2.51 71.63