---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1752 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: 2799.998 BogoMIPS: 5599.99 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 13G 7.0G 64% / 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 1559 0 5888 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:fc:d9:f0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.126/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85968sec preferred_lft 85968sec inet6 fe80::f816:3eff:fefc:d9f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7d:ee:15:ca 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-1752) 12/27/25 _x86_64_ (4 CPU) 01:42:30 LINUX RESTART (4 CPU) 01:43:01 tps rtps wtps bread/s bwrtn/s 01:44:01 116.43 51.21 65.22 3956.67 6330.14 01:45:02 94.00 12.45 81.55 2237.63 36882.92 01:46:01 231.86 1.24 230.62 19.52 109166.99 01:47:01 70.99 0.05 70.94 6.66 14000.13 01:48:01 29.47 0.03 29.44 6.26 10888.37 01:49:01 45.49 0.67 44.83 50.39 2942.84 Average: 97.67 10.97 86.70 1048.99 29813.88 01:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:44:01 5703264 7344032 2464164 30.17 43176 1772676 1058064 11.48 669408 1612408 125320 01:45:02 4356300 7381420 3811128 46.66 68336 3095740 1267892 13.76 659564 2893360 380316 01:46:01 2270432 7325892 5896996 72.20 133272 4879276 1372408 14.89 948480 4499496 364 01:47:01 1948744 7361544 6218684 76.14 150596 5166224 1347088 14.62 990112 4724128 16360 01:48:01 1693096 7379412 6474332 79.27 154164 5425272 1204596 13.07 1106704 4853032 22608 01:49:01 1632084 7353936 6535344 80.02 156200 5456716 1064088 11.55 1193156 4827468 24276 Average: 2933987 7357706 5233441 64.08 117624 4299317 1219023 13.23 927904 3901649 94874 01:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 01:44:01 ens3 459.27 259.77 1507.38 68.37 0.00 0.00 0.00 0.00 01:45:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:02 lo 2.33 2.33 0.22 0.22 0.00 0.00 0.00 0.00 01:45:02 ens3 532.78 313.58 14229.53 26.55 0.00 0.00 0.00 0.00 01:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 ens3 250.55 175.07 1205.63 12.29 0.00 0.00 0.00 0.00 01:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:47:01 ens3 158.06 127.42 1335.15 16.61 0.00 0.00 0.00 0.00 01:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 ens3 43.65 30.66 52.66 16.44 0.00 0.00 0.00 0.00 01:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 lo 3.07 3.07 0.27 0.27 0.00 0.00 0.00 0.00 01:49:01 ens3 127.75 214.50 22.44 1554.26 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 1.05 1.05 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 262.03 186.86 3063.83 283.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1752) 12/27/25 _x86_64_ (4 CPU) 01:42:30 LINUX RESTART (4 CPU) 01:43:01 CPU %user %nice %system %iowait %steal %idle 01:44:01 all 23.32 0.00 1.93 3.48 1.08 70.20 01:44:01 0 16.39 0.00 1.85 7.95 0.78 73.03 01:44:01 1 13.64 0.00 1.18 1.22 1.08 82.88 01:44:01 2 44.63 0.00 3.07 2.83 1.63 47.83 01:44:01 3 18.59 0.00 1.63 1.90 0.82 77.06 01:45:02 all 21.62 0.00 3.24 2.32 1.19 71.63 01:45:02 0 29.71 0.00 3.15 0.59 1.34 65.22 01:45:02 1 7.55 0.00 3.36 6.42 1.06 81.60 01:45:02 2 30.20 0.00 3.57 1.42 1.43 63.38 01:45:02 3 18.94 0.00 2.86 0.89 0.94 76.38 01:46:01 all 25.35 0.00 12.54 3.85 1.49 56.77 01:46:01 0 20.16 0.00 12.54 3.24 1.39 62.67 01:46:01 1 25.51 0.00 13.06 5.29 1.53 54.60 01:46:01 2 26.30 0.00 12.37 3.03 1.69 56.61 01:46:01 3 29.37 0.00 12.23 3.83 1.35 53.22 01:47:01 all 16.93 0.00 5.97 1.25 1.13 74.72 01:47:01 0 12.55 0.00 4.36 0.25 0.92 81.91 01:47:01 1 26.87 0.00 6.72 0.45 1.44 64.51 01:47:01 2 19.18 0.00 7.21 0.48 1.44 71.69 01:47:01 3 9.14 0.00 5.55 3.79 0.70 80.82 01:48:01 all 42.09 0.00 7.32 0.26 2.07 48.26 01:48:01 0 45.58 0.00 7.75 0.02 2.08 44.57 01:48:01 1 40.15 0.00 6.86 0.66 2.23 50.10 01:48:01 2 42.60 0.00 7.05 0.02 2.00 48.33 01:48:01 3 40.01 0.00 7.64 0.37 1.97 50.02 01:49:01 all 24.80 0.00 1.30 1.21 0.75 71.94 01:49:01 0 9.04 0.00 1.00 1.85 0.40 87.71 01:49:01 1 11.88 0.00 1.05 1.05 0.58 85.43 01:49:01 2 13.03 0.00 1.08 0.72 0.38 84.79 01:49:01 3 65.35 0.00 2.07 1.20 1.59 29.79 Average: all 25.70 0.00 5.34 2.05 1.28 65.63 Average: 0 22.26 0.00 5.06 2.31 1.15 69.22 Average: 1 20.93 0.00 5.32 2.49 1.32 69.94 Average: 2 29.35 0.00 5.68 1.41 1.43 62.14 Average: 3 30.25 0.00 5.29 1.98 1.23 61.25