---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10243 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 9.5G 9.8G 50% / 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 524 4595 0 2856 7155 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:bb:7a:9b brd ff:ff:ff:ff:ff:ff inet 10.32.7.186/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85976sec preferred_lft 85976sec inet6 fe80::f816:3eff:febb:7a9b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:20:bb:27:62 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-10243) 11/26/25 _x86_64_ (4 CPU) 08:14:16 LINUX RESTART (4 CPU) 08:15:02 tps rtps wtps bread/s bwrtn/s 08:16:01 66.71 21.25 45.46 730.19 5567.06 08:17:01 150.57 97.32 53.26 4321.28 9764.11 08:18:01 28.09 7.50 20.59 706.83 5948.95 08:19:01 35.42 28.22 7.20 1512.71 2299.65 08:20:01 19.21 3.25 15.96 93.58 4876.65 08:21:01 28.80 0.63 28.16 76.52 10157.51 Average: 54.76 26.37 28.39 1241.59 6437.81 08:15:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:16:01 5732892 7418912 2434528 29.81 53396 1802052 971472 10.54 590172 1653008 142992 08:17:01 5253136 7238604 2914284 35.68 68116 2075396 1128956 12.25 811400 1884856 78076 08:18:01 4379640 6533592 3787780 46.38 72280 2234304 2249600 24.41 1581032 1976640 55116 08:19:01 3641496 5969412 4525924 55.41 76352 2397520 2309564 25.06 2215904 2064636 119240 08:20:01 4723260 7331544 3444160 42.17 79320 2669932 1031788 11.20 991500 2201580 270392 08:21:01 4720512 7340008 3446908 42.20 82180 2677976 1024536 11.12 991196 2204404 10480 Average: 4741823 6972012 3425597 41.94 71941 2309530 1452653 15.76 1196867 1997521 112716 08:15:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 ens3 138.11 78.92 962.80 18.06 0.00 0.00 0.00 0.00 08:16:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 08:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:17:01 ens3 99.55 72.22 560.53 18.27 0.00 0.00 0.00 0.00 08:17:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 08:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 ens3 184.71 161.15 2118.65 26.54 0.00 0.00 0.00 0.00 08:18:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 08:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 ens3 69.03 53.66 260.07 11.47 0.00 0.00 0.00 0.00 08:19:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 ens3 115.05 99.57 751.59 64.18 0.00 0.00 0.00 0.00 08:20:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 08:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 ens3 11.96 12.13 9.40 5.92 0.00 0.00 0.00 0.00 08:21:01 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 102.97 79.61 776.67 24.09 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10243) 11/26/25 _x86_64_ (4 CPU) 08:14:16 LINUX RESTART (4 CPU) 08:15:02 CPU %user %nice %system %iowait %steal %idle 08:16:01 all 20.41 0.00 1.30 2.03 1.06 75.21 08:16:01 0 14.51 0.00 1.03 0.14 0.98 83.34 08:16:01 1 19.28 0.00 1.14 0.95 0.98 77.65 08:16:01 2 36.92 0.00 2.42 6.46 1.54 52.66 08:16:01 3 10.91 0.00 0.63 0.59 0.75 87.12 08:17:01 all 21.87 0.00 1.46 6.26 1.44 68.96 08:17:01 0 16.08 0.00 1.34 8.00 1.33 73.24 08:17:01 1 15.55 0.00 1.02 3.63 1.35 78.46 08:17:01 2 41.03 0.00 2.38 9.45 1.94 45.20 08:17:01 3 14.94 0.00 1.08 3.97 1.15 78.86 08:18:01 all 54.38 0.00 1.84 0.46 4.07 39.25 08:18:01 0 50.96 0.00 2.63 0.37 4.25 41.80 08:18:01 1 56.25 0.00 1.64 0.03 3.55 38.53 08:18:01 2 52.41 0.00 1.46 0.81 4.30 41.01 08:18:01 3 57.86 0.00 1.66 0.61 4.17 35.69 08:19:01 all 59.36 0.00 2.14 1.22 4.05 33.23 08:19:01 0 46.77 0.00 1.97 0.91 4.02 46.34 08:19:01 1 69.33 0.00 2.14 1.15 4.22 23.17 08:19:01 2 65.71 0.00 1.81 1.46 3.73 27.29 08:19:01 3 55.75 0.00 2.62 1.36 4.21 36.05 08:20:01 all 55.18 0.00 1.58 0.27 3.52 39.46 08:20:01 0 39.35 0.00 1.96 0.20 3.86 54.63 08:20:01 1 51.63 0.00 1.57 0.68 3.65 42.48 08:20:01 2 57.51 0.00 1.74 0.17 3.35 37.23 08:20:01 3 72.31 0.00 1.02 0.05 3.21 23.41 08:21:01 all 20.82 0.00 0.97 0.97 1.04 76.20 08:21:01 0 6.88 0.00 0.32 0.08 0.38 92.34 08:21:01 1 2.22 0.00 0.62 2.25 0.55 94.36 08:21:01 2 34.48 0.00 1.46 1.06 1.58 61.41 08:21:01 3 39.54 0.00 1.51 0.50 1.66 56.78 Average: all 38.75 0.00 1.55 1.87 2.54 55.30 Average: 0 29.15 0.00 1.54 1.62 2.48 65.21 Average: 1 35.82 0.00 1.36 1.45 2.39 58.98 Average: 2 48.05 0.00 1.88 3.22 2.74 44.11 Average: 3 42.00 0.00 1.42 1.18 2.53 52.86