---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4490 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 9.9G 9.4G 52% / 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 480 4362 0 3133 7196 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:d4:08:48 brd ff:ff:ff:ff:ff:ff inet 10.32.6.72/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85997sec preferred_lft 85997sec inet6 fe80::f816:3eff:fed4:848/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8e:83:a9:bb 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-4490) 09/24/25 _x86_64_ (4 CPU) 05:33:53 LINUX RESTART (4 CPU) 05:34:01 tps rtps wtps bread/s bwrtn/s 05:35:01 144.29 68.74 75.55 5637.19 38542.39 05:36:01 48.51 3.25 45.26 55.46 5638.79 05:37:01 63.02 3.57 59.46 85.72 11053.76 05:38:01 62.85 0.95 61.90 55.58 14370.01 05:39:01 50.03 0.55 49.48 26.40 13105.20 05:40:01 40.04 0.88 39.16 97.45 10897.78 Average: 68.12 12.99 55.14 992.97 15601.36 05:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:35:01 6003844 7472912 2163584 26.49 32040 1620176 924624 10.03 518600 1482436 36392 05:36:01 5760136 7464992 2407292 29.47 52540 1822056 920068 9.98 540060 1677568 172340 05:37:01 5467008 7372892 2700420 33.06 64412 1999496 1057424 11.47 644588 1840632 96544 05:38:01 4883388 7328668 3284040 40.21 85056 2492164 1119700 12.15 736152 2284840 223488 05:39:01 4510868 7400484 3656560 44.77 102716 2878456 977292 10.60 677156 2676064 289992 05:40:01 4530284 7433920 3637144 44.53 105452 2888656 930388 10.10 650620 2681756 10996 Average: 5192588 7412311 2974840 36.42 73703 2283501 988249 10.72 627863 2107216 138292 05:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:35:01 ens3 356.36 176.00 852.61 60.84 0.00 0.00 0.00 0.00 05:35:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 ens3 58.22 41.79 745.25 5.07 0.00 0.00 0.00 0.00 05:36:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 ens3 34.96 28.43 382.89 6.31 0.00 0.00 0.00 0.00 05:37:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 05:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 ens3 55.76 36.65 1326.02 9.07 0.00 0.00 0.00 0.00 05:38:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 05:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 ens3 10.72 10.48 6.65 4.48 0.00 0.00 0.00 0.00 05:39:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 ens3 10.05 10.65 8.07 5.25 0.00 0.00 0.00 0.00 05:40:01 lo 0.53 0.53 0.05 0.05 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 87.68 50.67 553.62 15.17 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4490) 09/24/25 _x86_64_ (4 CPU) 05:33:53 LINUX RESTART (4 CPU) 05:34:01 CPU %user %nice %system %iowait %steal %idle 05:35:01 all 14.89 0.00 2.68 6.51 2.05 73.88 05:35:01 0 11.59 0.00 1.93 7.28 1.48 77.71 05:35:01 1 17.21 0.00 2.05 10.68 2.07 67.99 05:35:01 2 19.40 0.00 4.89 2.82 2.65 70.24 05:35:01 3 11.36 0.00 1.81 5.28 1.98 79.57 05:36:01 all 19.61 0.00 1.30 2.32 1.35 75.41 05:36:01 0 49.88 0.00 2.71 0.61 2.19 44.60 05:36:01 1 16.04 0.00 1.15 0.28 0.88 81.65 05:36:01 2 7.36 0.00 0.81 7.66 1.73 82.44 05:36:01 3 5.22 0.00 0.57 0.67 0.60 92.95 05:37:01 all 19.57 0.00 1.45 2.26 1.36 75.36 05:37:01 0 33.64 0.00 2.00 2.66 1.31 60.39 05:37:01 1 28.73 0.00 1.80 1.50 1.22 66.76 05:37:01 2 13.29 0.00 1.29 3.51 2.49 79.43 05:37:01 3 2.63 0.00 0.77 1.37 0.40 94.83 05:38:01 all 20.66 0.00 1.55 1.82 1.30 74.67 05:38:01 0 17.44 0.00 1.30 0.33 0.85 80.08 05:38:01 1 28.48 0.00 1.85 2.05 1.42 66.21 05:38:01 2 9.52 0.00 1.13 2.88 1.49 84.98 05:38:01 3 27.22 0.00 1.91 2.01 1.44 67.42 05:39:01 all 20.37 0.00 1.64 1.96 2.02 74.01 05:39:01 0 10.70 0.00 0.80 0.43 0.90 87.17 05:39:01 1 58.09 0.00 3.69 1.14 3.03 34.05 05:39:01 2 7.18 0.00 1.37 5.66 1.77 84.02 05:39:01 3 5.62 0.00 0.75 0.62 2.40 90.60 05:40:01 all 20.38 0.00 1.11 1.40 1.32 75.78 05:40:01 0 12.68 0.00 1.38 2.98 0.95 82.01 05:40:01 1 23.27 0.00 0.95 0.30 1.48 74.01 05:40:01 2 26.12 0.00 1.16 2.18 1.83 68.71 05:40:01 3 19.47 0.00 0.95 0.15 1.03 78.40 Average: all 19.25 0.00 1.62 2.71 1.57 74.85 Average: 0 22.67 0.00 1.69 2.38 1.28 71.98 Average: 1 28.67 0.00 1.91 2.65 1.68 65.08 Average: 2 13.80 0.00 1.77 4.12 1.99 78.32 Average: 3 11.91 0.00 1.12 1.68 1.31 83.97