---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1187 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: 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: 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 18% / 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 894 13440 4 17757 30729 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:e4:f0:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.81/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83343sec preferred_lft 83343sec inet6 fe80::f816:3eff:fee4:f0e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:e9:5b:8e:75:b9 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::1ce9:5bff:fe8e:75b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1187) 03/11/26 _x86_64_ (8 CPU) 11:50:28 LINUX RESTART (8 CPU) 12:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:01 299.63 0.38 286.94 12.31 17.61 51393.01 135961.55 12:20:05 35.40 0.45 33.04 1.91 12.35 3493.76 4471.03 12:30:01 24.99 0.17 23.03 1.79 18.79 3993.83 6004.70 12:40:07 22.84 0.98 19.39 2.47 22.78 3429.77 14208.98 Average: 95.58 0.50 90.47 4.62 17.89 15552.63 40111.52 12:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:01 3577100 24903452 7247184 22.05 606592 19778312 11452328 33.77 5443940 20152120 2236 12:20:05 349184 20323696 11774408 35.83 588100 18494776 16857256 49.71 5602696 23159384 11952 12:30:01 285816 19454960 12574164 38.26 583532 17783140 17868224 52.69 5433988 23396252 10240 12:40:07 7818720 26375960 5751484 17.50 584372 17100048 10019308 29.55 5253972 17969776 392 Average: 3007705 22764517 9336810 28.41 590649 18289069 14049279 41.43 5433649 21169383 6205 12:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:01 lo 0.68 0.68 0.12 0.12 0.00 0.00 0.00 0.00 12:10:01 ens3 163.39 113.25 2324.37 25.81 0.00 0.00 0.00 0.00 12:10:01 docker0 22.44 32.25 1.24 365.32 0.00 0.00 0.00 0.00 12:10:01 br-5f15ccdabdc8 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 12:10:01 veth4086656 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 veth1b93d0e 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 12:10:01 veth3bf69fa 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 12:10:01 veth90b531a 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 12:10:01 veth0b62f58 4.38 4.07 1.75 0.86 0.00 0.00 0.00 0.00 12:10:01 vethcb9bf7c 3.98 4.34 0.86 1.75 0.00 0.00 0.00 0.00 12:20:05 lo 7.83 7.83 19.75 19.75 0.00 0.00 0.00 0.00 12:20:05 ens3 8.94 4.77 13.06 1.51 0.00 0.00 0.00 0.00 12:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:05 br-5f15ccdabdc8 6.57 7.70 3.20 26.99 0.00 0.00 0.00 0.00 12:20:05 veth4086656 9.42 10.61 2.53 88.38 0.00 0.00 0.00 0.01 12:20:05 veth1b93d0e 5.24 5.66 61.87 26.21 0.00 0.00 0.00 0.01 12:20:05 veth3bf69fa 3.64 3.11 26.11 7.06 0.00 0.00 0.00 0.00 12:20:05 veth90b531a 0.09 0.13 0.01 0.03 0.00 0.00 0.00 0.00 12:20:05 veth0b62f58 97.48 104.71 53.73 48.06 0.00 0.00 0.00 0.00 12:20:05 veth213faa1 86.57 80.77 60.65 38.64 0.00 0.00 0.00 0.00 12:20:05 vetha5c2a0b 22.17 20.18 8.79 15.97 0.00 0.00 0.00 0.00 12:30:01 lo 32.85 32.85 142.38 142.38 0.00 0.00 0.00 0.00 12:30:01 ens3 8.46 6.43 21.72 2.13 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 br-5f15ccdabdc8 30.11 36.76 27.94 137.04 0.00 0.00 0.00 0.00 12:30:01 veth4086656 40.78 47.35 28.97 322.12 0.00 0.00 0.00 0.03 12:30:01 veth1b93d0e 18.78 20.78 187.30 115.05 0.00 0.00 0.00 0.02 12:30:01 veth3bf69fa 14.33 12.60 115.06 53.14 0.00 0.00 0.00 0.01 12:30:01 veth90b531a 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 veth0b62f58 74.35 81.09 55.05 29.87 0.00 0.00 0.00 0.00 12:30:01 veth213faa1 39.16 36.38 61.10 18.04 0.00 0.00 0.00 0.01 12:30:01 vetha5c2a0b 48.86 44.72 21.92 39.84 0.00 0.00 0.00 0.00 12:40:07 lo 27.32 27.32 115.67 115.67 0.00 0.00 0.00 0.00 12:40:07 ens3 8.84 5.87 19.19 2.98 0.00 0.00 0.00 0.00 12:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:07 br-5f15ccdabdc8 26.18 31.07 26.40 107.89 0.00 0.00 0.00 0.00 12:40:07 veth4086656 36.42 41.56 27.19 298.36 0.00 0.00 0.00 0.02 12:40:07 veth1b93d0e 18.55 21.01 192.22 133.06 0.00 0.00 0.00 0.02 12:40:07 veth3bf69fa 14.55 12.30 132.99 68.40 0.00 0.00 0.00 0.01 12:40:07 veth90b531a 0.13 0.15 0.02 0.05 0.00 0.00 0.00 0.00 12:40:07 veth0b62f58 52.61 57.38 29.24 15.57 0.00 0.00 0.00 0.00 Average: lo 17.16 17.16 69.41 69.41 0.00 0.00 0.00 0.00 Average: ens3 47.33 32.53 593.43 8.10 0.00 0.00 0.00 0.00 Average: docker0 5.60 8.05 0.31 91.15 0.00 0.00 0.00 0.00 Average: br-5f15ccdabdc8 15.75 18.92 14.38 67.91 0.00 0.00 0.00 0.00 Average: veth4086656 21.65 24.88 14.66 177.15 0.00 0.00 0.00 0.01 Average: veth1b93d0e 10.65 11.88 110.35 68.60 0.00 0.00 0.00 0.01 Average: veth3bf69fa 8.14 7.02 68.56 32.17 0.00 0.00 0.00 0.01 Average: veth90b531a 0.07 0.09 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth0b62f58 57.22 61.82 34.92 23.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1187) 03/11/26 _x86_64_ (8 CPU) 11:50:28 LINUX RESTART (8 CPU) 12:00:01 CPU %user %nice %system %iowait %steal %idle 12:10:01 all 17.88 0.01 3.07 0.90 0.07 78.06 12:10:01 0 14.29 0.01 2.79 0.50 0.06 82.35 12:10:01 1 19.93 0.01 3.73 0.78 0.08 75.47 12:10:01 2 25.81 0.02 3.83 0.81 0.07 69.46 12:10:01 3 16.70 0.02 2.78 0.72 0.07 79.71 12:10:01 4 16.92 0.01 2.75 1.25 0.07 79.00 12:10:01 5 15.43 0.01 2.97 1.01 0.11 80.47 12:10:01 6 16.67 0.03 2.41 0.79 0.07 80.03 12:10:01 7 17.35 0.01 3.32 1.31 0.07 77.94 12:20:05 all 9.62 0.01 1.09 0.11 0.07 89.10 12:20:05 0 8.51 0.01 1.15 0.06 0.07 90.20 12:20:05 1 9.59 0.02 1.13 0.06 0.08 89.13 12:20:05 2 10.33 0.00 1.02 0.10 0.08 88.46 12:20:05 3 10.36 0.01 1.10 0.18 0.07 88.28 12:20:05 4 9.85 0.00 1.05 0.04 0.07 88.99 12:20:05 5 9.89 0.01 1.22 0.05 0.07 88.76 12:20:05 6 9.04 0.01 1.04 0.11 0.06 89.73 12:20:05 7 9.42 0.01 0.97 0.27 0.07 89.28 12:30:01 all 8.82 0.00 1.92 0.11 0.09 89.05 12:30:01 0 8.78 0.00 1.85 0.10 0.09 89.17 12:30:01 1 10.44 0.00 2.10 0.11 0.10 87.25 12:30:01 2 9.10 0.01 1.97 0.05 0.10 88.78 12:30:01 3 8.49 0.01 1.91 0.24 0.10 89.26 12:30:01 4 8.23 0.00 1.91 0.15 0.09 89.62 12:30:01 5 8.23 0.01 1.78 0.08 0.10 89.81 12:30:01 6 8.88 0.01 1.94 0.09 0.09 88.98 12:30:01 7 8.41 0.01 1.93 0.04 0.10 89.51 12:40:07 all 7.18 0.00 1.74 0.11 0.09 90.89 12:40:07 0 6.81 0.00 1.79 0.09 0.09 91.21 12:40:07 1 8.05 0.01 1.92 0.05 0.09 89.87 12:40:07 2 7.27 0.00 1.67 0.08 0.08 90.89 12:40:07 3 6.91 0.00 1.76 0.10 0.08 91.15 12:40:07 4 7.35 0.00 1.66 0.21 0.08 90.70 12:40:07 5 7.08 0.01 1.72 0.15 0.09 90.95 12:40:07 6 6.90 0.00 1.75 0.09 0.09 91.18 12:40:07 7 7.05 0.00 1.64 0.09 0.09 91.13 Average: all 10.87 0.01 1.95 0.30 0.08 86.78 Average: 0 9.60 0.00 1.90 0.19 0.08 88.24 Average: 1 11.99 0.01 2.22 0.25 0.09 85.45 Average: 2 13.11 0.01 2.12 0.26 0.08 84.42 Average: 3 10.61 0.01 1.89 0.31 0.08 87.11 Average: 4 10.58 0.01 1.84 0.41 0.08 87.08 Average: 5 10.15 0.01 1.92 0.32 0.09 87.50 Average: 6 10.36 0.01 1.79 0.27 0.08 87.49 Average: 7 10.55 0.00 1.96 0.43 0.08 86.98