---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1484 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 Stepping: 0 BogoMIPS: 5599.99 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 761 20304 4 11026 30863 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:a5:d5:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.129/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84260sec preferred_lft 84260sec inet6 fe80::f816:3eff:fea5:d5af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:37:ec:92:dd:35 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1484) 03/12/26 _x86_64_ (8 CPU) 15:25:49 LINUX RESTART (8 CPU) 15:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:21 16.11 0.52 14.77 0.82 19.80 4380.96 1419.11 15:50:29 6.66 0.25 5.50 0.91 3.39 431.43 86.90 16:00:32 322.62 0.51 316.47 5.65 5.96 22012.17 103671.75 Average: 113.83 0.43 110.96 2.44 9.80 8871.96 34621.70 15:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:21 22469844 26615008 5688760 17.31 168396 4167696 8569120 25.27 635740 9252912 3488 15:50:29 21568644 25804736 6497432 19.77 170136 4252720 9036400 26.65 662404 10125796 360 16:00:32 17481040 27828320 4413692 13.43 484212 9349632 8559200 25.24 1729080 12381772 29964 Average: 20506509 26749355 5533295 16.84 274248 5923349 8721573 25.72 1009075 10586827 11271 15:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:21 lo 2.05 2.05 1.00 1.00 0.00 0.00 0.00 0.00 15:40:21 ens3 195.25 109.18 423.50 51.79 0.00 0.00 0.00 0.00 15:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:29 lo 5.76 5.76 0.96 0.96 0.00 0.00 0.00 0.00 15:50:29 ens3 8.08 7.07 2.17 3.09 0.00 0.00 0.00 0.00 15:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:32 lo 0.36 0.36 0.06 0.06 0.00 0.00 0.00 0.00 16:00:32 ens3 170.83 103.72 932.71 35.19 0.00 0.00 0.00 0.00 16:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.73 2.73 0.68 0.68 0.00 0.00 0.00 0.00 Average: ens3 125.12 73.51 451.27 30.17 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1484) 03/12/26 _x86_64_ (8 CPU) 15:25:49 LINUX RESTART (8 CPU) 15:30:00 CPU %user %nice %system %iowait %steal %idle 15:40:21 all 48.62 0.00 1.64 0.03 0.08 49.63 15:40:21 0 44.53 0.00 1.74 0.01 0.07 53.64 15:40:21 1 46.41 0.00 1.66 0.01 0.08 51.84 15:40:21 2 50.40 0.00 1.87 0.01 0.09 47.62 15:40:21 3 55.13 0.00 1.66 0.13 0.08 43.00 15:40:21 4 46.23 0.00 1.47 0.01 0.08 52.21 15:40:21 5 50.18 0.00 1.67 0.01 0.08 48.06 15:40:21 6 50.94 0.00 1.47 0.00 0.08 47.51 15:40:21 7 45.18 0.00 1.56 0.02 0.07 53.17 15:50:29 all 96.98 0.00 2.78 0.00 0.12 0.12 15:50:29 0 97.27 0.00 2.51 0.00 0.12 0.10 15:50:29 1 96.87 0.00 2.85 0.00 0.12 0.16 15:50:29 2 96.86 0.00 2.93 0.00 0.10 0.10 15:50:29 3 96.85 0.00 2.88 0.00 0.12 0.15 15:50:29 4 96.90 0.00 2.86 0.00 0.12 0.12 15:50:29 5 97.05 0.00 2.71 0.00 0.12 0.12 15:50:29 6 97.02 0.00 2.77 0.00 0.10 0.10 15:50:29 7 97.02 0.00 2.72 0.00 0.12 0.14 16:00:32 all 49.38 0.00 3.07 0.32 0.08 47.15 16:00:32 0 48.76 0.00 3.26 0.36 0.08 47.54 16:00:32 1 47.19 0.00 3.01 0.35 0.07 49.37 16:00:32 2 45.33 0.00 3.14 0.21 0.07 51.26 16:00:32 3 54.68 0.00 3.44 0.32 0.08 41.48 16:00:32 4 58.50 0.00 2.56 0.28 0.08 38.58 16:00:32 5 45.53 0.00 3.00 0.38 0.08 51.01 16:00:32 6 47.28 0.00 3.10 0.31 0.07 49.23 16:00:32 7 47.77 0.00 3.05 0.37 0.08 48.72 Average: all 64.94 0.00 2.49 0.12 0.09 32.36 Average: 0 63.43 0.00 2.49 0.12 0.09 33.86 Average: 1 63.42 0.00 2.50 0.12 0.09 33.87 Average: 2 64.18 0.00 2.64 0.07 0.09 33.02 Average: 3 68.86 0.00 2.65 0.15 0.09 28.25 Average: 4 67.10 0.00 2.29 0.10 0.09 30.42 Average: 5 64.23 0.00 2.45 0.13 0.09 33.09 Average: 6 65.06 0.00 2.44 0.10 0.09 32.31 Average: 7 63.27 0.00 2.44 0.13 0.09 34.08