---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1389 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 27G 129G 17% / 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 1008 12600 4 18483 30607 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:8b:1e:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.26/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83183sec preferred_lft 83183sec inet6 fe80::f816:3eff:fe8b:1ead/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:3a:14:09:12:d4 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 inet6 fe80::8c3a:14ff:fe09:12d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1389) 03/12/26 _x86_64_ (8 CPU) 10:45:11 LINUX RESTART (8 CPU) 10:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:07 455.87 0.84 446.94 8.09 41.79 52188.25 135164.11 11:10:12 204.01 0.30 195.32 8.39 14.87 20527.26 31827.88 11:20:12 29.31 0.40 26.41 2.49 26.20 4290.82 14587.12 11:30:00 10.67 0.07 10.21 0.40 1.54 2022.48 136.08 Average: 176.40 0.41 171.12 4.88 21.23 19911.87 45808.08 10:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:07 10305828 26958012 5259308 16.00 528508 15397440 3999064 11.79 4334240 16686824 8984 11:10:12 872544 22394052 9751396 29.67 611828 19951616 15549472 45.85 5506136 22703888 1556 11:20:12 278204 20466792 11561344 35.18 587252 18772664 17721544 52.26 5557444 23231344 9440 11:30:00 465120 20188264 11859408 36.09 583044 18300864 17967612 52.98 5544304 23080908 11920 Average: 2980424 22501780 9607864 29.24 577658 18105646 13809423 40.72 5235531 21425741 7975 10:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:07 lo 0.46 0.46 0.09 0.09 0.00 0.00 0.00 0.00 11:00:07 ens3 214.29 125.92 1816.35 28.83 0.00 0.00 0.00 0.00 11:00:07 docker0 19.46 36.33 1.14 628.82 0.00 0.00 0.00 0.00 11:10:12 lo 0.50 0.50 0.04 0.04 0.00 0.00 0.00 0.00 11:10:12 ens3 98.74 70.76 1352.40 19.75 0.00 0.00 0.00 0.00 11:10:12 docker0 8.07 12.98 0.47 211.63 0.00 0.00 0.00 0.00 11:10:12 br-a4f6d4335cd3 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 11:10:12 vethc382f75 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:10:12 veth34754d7 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:10:12 veth7b5cfd5 0.34 0.35 0.04 0.15 0.00 0.00 0.00 0.00 11:10:12 vethd7cf6d7 25.34 25.17 7.50 6.15 0.00 0.00 0.00 0.00 11:10:12 vethed7ad9d 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:10:12 veth3b4bfa7 19.88 19.83 6.20 3.86 0.00 0.00 0.00 0.00 11:10:12 vethc1a43ec 0.20 0.27 0.31 1.10 0.00 0.00 0.00 0.00 11:10:12 veth71ac19a 1.24 1.05 0.17 1.11 0.00 0.00 0.00 0.00 11:20:12 lo 18.86 18.86 59.33 59.33 0.00 0.00 0.00 0.00 11:20:12 ens3 10.56 9.00 31.63 1.94 0.00 0.00 0.00 0.00 11:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:12 br-a4f6d4335cd3 16.71 19.37 11.40 79.35 0.00 0.00 0.00 0.00 11:20:12 vethc382f75 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 11:20:12 veth34754d7 27.42 29.98 11.40 302.89 0.00 0.00 0.00 0.02 11:20:12 veth7b5cfd5 12.49 10.41 117.31 36.96 0.00 0.00 0.00 0.01 11:20:12 vethd7cf6d7 107.68 116.99 72.15 56.81 0.00 0.00 0.00 0.01 11:20:12 vethed7ad9d 18.39 20.71 225.25 117.73 0.00 0.00 0.00 0.02 11:20:12 veth3b4bfa7 76.30 69.92 86.51 39.52 0.00 0.00 0.00 0.01 11:20:12 veth71ac19a 47.96 44.24 20.50 35.57 0.00 0.00 0.00 0.00 11:30:00 lo 35.56 35.56 171.28 171.28 0.00 0.00 0.00 0.00 11:30:00 ens3 0.80 0.60 0.23 0.51 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 br-a4f6d4335cd3 29.94 34.16 36.12 137.11 0.00 0.00 0.00 0.00 11:30:00 vethc382f75 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 veth34754d7 34.20 38.32 36.42 169.27 0.00 0.00 0.00 0.01 11:30:00 veth7b5cfd5 8.22 7.81 34.03 33.21 0.00 0.00 0.00 0.00 11:30:00 vethd7cf6d7 62.94 69.24 47.02 23.96 0.00 0.00 0.00 0.00 11:30:00 vethed7ad9d 8.44 8.79 33.70 33.55 0.00 0.00 0.00 0.00 11:30:00 veth3b4bfa7 42.81 40.11 43.34 22.16 0.00 0.00 0.00 0.00 11:30:00 veth71ac19a 32.35 28.93 14.31 27.26 0.00 0.00 0.00 0.00 Average: lo 13.68 13.68 56.89 56.89 0.00 0.00 0.00 0.00 Average: ens3 81.80 52.01 807.23 12.86 0.00 0.00 0.00 0.00 Average: docker0 6.94 12.44 0.41 212.00 0.00 0.00 0.00 0.00 Average: br-a4f6d4335cd3 11.60 13.29 11.71 53.49 0.00 0.00 0.00 0.00 Average: vethc382f75 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth34754d7 15.25 16.93 11.79 117.33 0.00 0.00 0.00 0.01 Average: veth7b5cfd5 5.23 4.61 37.72 17.43 0.00 0.00 0.00 0.00 Average: vethd7cf6d7 48.78 52.61 31.48 21.65 0.00 0.00 0.00 0.00 Average: vethed7ad9d 6.68 7.37 64.65 37.70 0.00 0.00 0.00 0.01 Average: veth3b4bfa7 34.61 32.34 33.85 16.30 0.00 0.00 0.00 0.00 Average: veth71ac19a 20.25 18.43 8.68 15.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1389) 03/12/26 _x86_64_ (8 CPU) 10:45:11 LINUX RESTART (8 CPU) 10:50:03 CPU %user %nice %system %iowait %steal %idle 11:00:07 all 14.92 0.00 3.64 1.97 0.07 79.40 11:00:07 0 12.18 0.00 3.51 1.38 0.06 82.86 11:00:07 1 13.84 0.00 3.24 1.54 0.07 81.30 11:00:07 2 15.33 0.00 3.47 0.96 0.07 80.17 11:00:07 3 16.85 0.00 3.41 2.20 0.07 77.48 11:00:07 4 15.89 0.00 3.86 2.18 0.06 78.00 11:00:07 5 15.31 0.00 4.15 1.36 0.06 79.12 11:00:07 6 14.93 0.00 3.30 2.85 0.06 78.86 11:00:07 7 15.06 0.00 4.20 3.30 0.07 77.38 11:10:12 all 15.81 0.02 2.06 1.21 0.06 80.83 11:10:12 0 14.72 0.01 2.05 0.64 0.06 82.52 11:10:12 1 15.06 0.03 2.18 1.16 0.07 81.51 11:10:12 2 16.09 0.02 1.91 1.25 0.06 80.66 11:10:12 3 14.32 0.02 2.19 0.92 0.06 82.48 11:10:12 4 21.14 0.02 2.15 1.88 0.07 74.74 11:10:12 5 17.67 0.02 2.03 1.28 0.07 78.94 11:10:12 6 14.00 0.01 1.88 0.98 0.06 83.07 11:10:12 7 13.49 0.04 2.07 1.60 0.06 82.75 11:20:12 all 10.31 0.01 1.78 0.23 0.07 87.59 11:20:12 0 10.36 0.01 1.81 0.35 0.07 87.41 11:20:12 1 10.60 0.01 1.96 0.16 0.08 87.20 11:20:12 2 10.86 0.01 1.71 0.15 0.07 87.19 11:20:12 3 10.18 0.01 1.97 0.19 0.08 87.57 11:20:12 4 9.70 0.00 1.76 0.46 0.07 88.00 11:20:12 5 9.41 0.01 1.69 0.22 0.07 88.59 11:20:12 6 10.69 0.00 1.68 0.07 0.07 87.49 11:20:12 7 10.70 0.01 1.68 0.25 0.07 87.29 11:30:00 all 7.61 0.00 1.73 0.10 0.08 90.48 11:30:00 0 7.52 0.00 1.86 0.24 0.08 90.31 11:30:00 1 8.41 0.00 1.74 0.06 0.08 89.70 11:30:00 2 7.65 0.00 1.69 0.07 0.08 90.51 11:30:00 3 7.55 0.00 1.67 0.10 0.08 90.61 11:30:00 4 6.88 0.00 1.74 0.07 0.08 91.23 11:30:00 5 8.27 0.00 1.69 0.10 0.08 89.86 11:30:00 6 7.54 0.01 1.75 0.10 0.09 90.53 11:30:00 7 7.05 0.00 1.68 0.08 0.08 91.12 Average: all 12.20 0.01 2.31 0.89 0.07 84.53 Average: 0 11.22 0.00 2.31 0.65 0.07 85.74 Average: 1 12.01 0.01 2.29 0.74 0.07 84.89 Average: 2 12.52 0.01 2.20 0.61 0.07 84.59 Average: 3 12.26 0.01 2.32 0.86 0.07 84.48 Average: 4 13.46 0.01 2.38 1.16 0.07 82.93 Average: 5 12.71 0.01 2.39 0.75 0.07 84.07 Average: 6 11.82 0.00 2.15 1.01 0.07 84.94 Average: 7 11.61 0.01 2.41 1.31 0.07 84.59