---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-512 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 11G 8.4G 57% / 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 499 3265 0 4210 7177 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:7f:91:c3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86005sec preferred_lft 86005sec inet6 fe80::f816:3eff:fe7f:91c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:16:e3:53:d5 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-512) 12/14/25 _x86_64_ (4 CPU) 08:21:24 LINUX RESTART (4 CPU) 08:22:01 tps rtps wtps bread/s bwrtn/s 08:23:01 93.87 28.46 65.41 1015.70 5399.23 08:24:01 84.06 12.60 71.46 2250.58 20339.89 08:25:01 180.90 0.63 180.27 12.13 82028.06 08:26:01 31.52 0.02 31.51 0.67 17754.75 08:27:01 21.81 0.35 21.46 27.20 7951.74 Average: 82.43 8.41 74.02 661.29 26694.22 08:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:23:01 5719864 7344944 2447564 29.97 42912 1758512 1056128 11.46 670324 1600868 107276 08:24:01 4779212 7392048 3388216 41.48 65464 2696984 1233876 13.39 654556 2498372 478348 08:25:01 2727228 7010372 5440200 66.61 102720 4220120 1521676 16.51 1293600 3780888 275532 08:26:01 2182996 6863956 5984432 73.27 104188 4599576 1656792 17.98 1696304 3904976 157792 08:27:01 3364808 7364212 4802620 58.80 105864 3963648 1069396 11.60 1006588 3467172 29268 Average: 3754822 7195106 4412606 54.03 84230 3447768 1307574 14.19 1064274 3050455 209643 08:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:23:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 08:23:01 ens3 332.81 198.72 1391.84 62.24 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 lo 2.53 2.53 0.26 0.26 0.00 0.00 0.00 0.00 08:24:01 ens3 1063.56 289.82 9346.15 25.86 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 ens3 296.03 122.73 1991.12 11.21 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:26:01 ens3 6.05 5.11 2.13 1.30 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 08:27:01 ens3 11.16 10.26 8.18 5.10 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 341.94 125.33 2548.03 21.14 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-512) 12/14/25 _x86_64_ (4 CPU) 08:21:24 LINUX RESTART (4 CPU) 08:22:01 CPU %user %nice %system %iowait %steal %idle 08:23:01 all 22.99 0.00 1.62 2.98 1.81 70.60 08:23:01 0 11.81 0.00 0.78 1.50 1.27 84.65 08:23:01 1 34.85 0.00 2.36 1.05 2.21 59.54 08:23:01 2 40.13 0.00 2.31 5.10 2.61 49.84 08:23:01 3 5.12 0.00 1.00 4.26 1.16 88.45 08:24:01 all 20.38 0.00 2.61 2.67 1.81 72.54 08:24:01 0 17.09 0.00 2.48 0.50 1.50 78.44 08:24:01 1 14.12 0.00 2.38 3.52 1.74 78.23 08:24:01 2 43.07 0.00 3.78 1.50 2.85 48.80 08:24:01 3 7.23 0.00 1.80 5.18 1.12 84.67 08:25:01 all 28.61 0.00 8.56 4.02 3.64 55.16 08:25:01 0 25.93 0.00 8.29 2.65 3.40 59.73 08:25:01 1 28.29 0.00 7.67 3.50 3.35 57.19 08:25:01 2 30.28 0.00 8.37 1.60 3.86 55.90 08:25:01 3 29.96 0.00 9.94 8.37 3.95 47.78 08:26:01 all 85.39 0.00 5.13 0.00 8.54 0.94 08:26:01 0 87.17 0.00 3.68 0.00 8.50 0.65 08:26:01 1 84.36 0.00 5.86 0.00 8.72 1.06 08:26:01 2 83.52 0.00 6.66 0.00 8.61 1.22 08:26:01 3 86.53 0.00 4.31 0.00 8.36 0.80 08:27:01 all 50.37 0.00 1.93 0.61 4.46 42.63 08:27:01 0 45.72 0.00 1.85 0.05 4.31 48.07 08:27:01 1 45.19 0.00 1.35 0.10 4.25 49.11 08:27:01 2 71.00 0.00 2.35 0.15 5.06 21.45 08:27:01 3 39.56 0.00 2.18 2.15 4.18 51.92 Average: all 41.57 0.00 3.96 2.05 4.05 48.36 Average: 0 37.56 0.00 3.41 0.94 3.80 54.30 Average: 1 41.37 0.00 3.92 1.63 4.05 49.02 Average: 2 53.64 0.00 4.69 1.67 4.60 35.40 Average: 3 33.71 0.00 3.83 3.98 3.76 54.73