---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9682 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 61G 22% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 711 11206 4 4071 14935 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:d1:56:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82019sec preferred_lft 82019sec inet6 fe80::f816:3eff:fed1:5628/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:4d:73:f6:ff:c5 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-9682) 12/05/25 _x86_64_ (4 CPU) 14:05:56 LINUX RESTART (4 CPU) 14:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:17 85.06 3.91 76.94 4.21 724.30 28616.03 40184.12 14:30:01 48.18 21.59 25.04 1.55 234.69 1638.56 2481.23 14:40:01 8.15 0.17 7.52 0.46 9.17 260.52 883.23 14:50:02 17.43 0.07 16.50 0.86 2.93 704.04 650.65 15:00:01 22.28 12.09 9.74 0.44 144.22 258.21 463.76 15:10:13 5.10 0.00 4.93 0.17 0.31 113.69 67.12 Average: 31.12 6.20 23.62 1.29 187.55 5372.83 7604.83 14:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:17 1387920 5596108 10331748 63.10 260324 3857120 12301812 70.61 2170496 12136912 1732 14:30:01 3767372 7226300 8705400 53.17 268648 3174220 9462828 54.32 2150964 9876664 676 14:40:01 7456716 10936352 5000456 30.54 269624 3193944 6761888 38.81 2170384 6191620 404 14:50:02 9380360 12981400 2955776 18.05 275516 3308444 3723476 21.37 2208064 4235168 260 15:00:01 7673868 11358932 4577096 27.96 281628 3373496 5299748 30.42 2252240 5873688 244 15:10:13 10103384 13799384 2137176 13.05 282196 3383872 2850604 16.36 2253308 3430724 280 Average: 6628270 10316413 5617942 34.31 272989 3381849 6733393 38.65 2200909 6957463 599 14:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:17 lo 12.56 12.56 11.69 11.69 0.00 0.00 0.00 0.00 14:20:17 ens3 75.07 47.31 889.47 5.00 0.00 0.00 0.00 0.00 14:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 43.87 43.87 20.68 20.68 0.00 0.00 0.00 0.00 14:30:01 ens3 1.96 2.27 0.43 0.76 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 21.72 21.72 8.53 8.53 0.00 0.00 0.00 0.00 14:40:01 ens3 0.79 0.57 0.20 0.14 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:02 lo 11.64 11.64 6.15 6.15 0.00 0.00 0.00 0.00 14:50:02 ens3 0.97 1.00 0.25 0.22 0.00 0.00 0.00 0.00 14:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 12.76 12.76 6.47 6.47 0.00 0.00 0.00 0.00 15:00:01 ens3 0.58 0.45 0.12 0.09 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:13 lo 13.57 13.57 7.26 7.26 0.00 0.00 0.00 0.00 15:10:13 ens3 0.58 0.47 0.12 0.09 0.00 0.00 0.00 0.00 15:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.19 19.19 10.08 10.08 0.00 0.00 0.00 0.00 Average: ens3 13.62 8.86 152.05 1.07 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-9682) 12/05/25 _x86_64_ (4 CPU) 14:05:56 LINUX RESTART (4 CPU) 14:10:00 CPU %user %nice %system %iowait %steal %idle 14:20:17 all 49.57 0.00 2.41 5.14 0.16 42.71 14:20:17 0 50.08 0.00 2.41 5.93 0.11 41.47 14:20:17 1 49.62 0.00 2.48 3.95 0.12 43.83 14:20:17 2 49.60 0.00 2.25 5.12 0.21 42.82 14:20:17 3 49.00 0.00 2.50 5.56 0.21 42.74 14:30:01 all 44.84 0.00 1.81 4.24 0.12 48.99 14:30:01 0 44.32 0.00 1.70 2.70 0.12 51.17 14:30:01 1 44.62 0.00 1.84 7.78 0.12 45.64 14:30:01 2 45.75 0.00 1.84 4.23 0.12 48.05 14:30:01 3 44.67 0.00 1.85 2.27 0.12 51.08 14:40:01 all 15.17 0.00 0.69 0.33 0.10 83.71 14:40:01 0 15.32 0.00 0.61 0.18 0.09 83.80 14:40:01 1 15.23 0.00 0.78 0.29 0.10 83.60 14:40:01 2 14.98 0.00 0.74 0.62 0.10 83.56 14:40:01 3 15.16 0.00 0.64 0.22 0.10 83.87 14:50:02 all 26.79 0.00 0.98 0.11 0.15 71.97 14:50:02 0 26.86 0.00 0.97 0.02 0.24 71.91 14:50:02 1 26.55 0.00 1.06 0.28 0.13 71.98 14:50:02 2 26.81 0.00 0.94 0.07 0.11 72.07 14:50:02 3 26.94 0.00 0.97 0.07 0.11 71.92 15:00:01 all 15.06 0.08 0.61 0.10 0.08 84.08 15:00:01 0 15.32 0.00 0.52 0.02 0.08 84.05 15:00:01 1 14.60 0.28 0.69 0.23 0.09 84.11 15:00:01 2 15.08 0.00 0.47 0.05 0.08 84.32 15:00:01 3 15.23 0.05 0.74 0.10 0.08 83.81 15:10:13 all 7.79 0.00 0.45 0.03 0.07 91.66 15:10:13 0 7.80 0.00 0.36 0.02 0.06 91.76 15:10:13 1 7.92 0.00 0.59 0.05 0.08 91.37 15:10:13 2 8.02 0.00 0.49 0.02 0.08 91.39 15:10:13 3 7.42 0.00 0.38 0.02 0.08 92.11 Average: all 26.48 0.01 1.16 1.66 0.11 70.58 Average: 0 26.56 0.00 1.09 1.48 0.12 70.74 Average: 1 26.38 0.05 1.24 2.07 0.10 70.16 Average: 2 26.65 0.00 1.12 1.68 0.12 70.43 Average: 3 26.34 0.01 1.18 1.38 0.11 70.98