---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4143 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 25G 131G 16% / 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 883 13466 4 17743 30741 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:5a:26:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.127/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83318sec preferred_lft 83318sec inet6 fe80::f816:3eff:fe5a:26b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:bc:ba:9c:dd:a3 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::b4bc:baff:fe9c:dda3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4143) 03/23/26 _x86_64_ (8 CPU) 10:26:32 LINUX RESTART (8 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:01 460.54 1.09 450.16 9.29 53.39 47490.13 52798.36 10:50:17 200.55 0.30 191.81 8.44 13.41 20314.69 29477.08 11:00:01 25.35 0.15 22.84 2.36 5.77 3149.24 8260.55 11:10:01 32.24 0.12 10.00 22.13 3.40 2351.95 460739.78 Average: 180.86 0.42 169.85 10.60 19.05 18443.50 138009.74 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:01 12326020 26754184 5471456 16.65 508356 13266112 4187996 12.35 3651760 15418380 33964 10:50:17 2836780 22141644 10012072 30.47 597684 17819608 15682884 46.25 4827336 21524208 192 11:00:01 348232 19858508 12151880 36.98 599952 18138452 18615592 54.90 5061012 23717624 12756 11:10:01 349444 19513660 12496916 38.03 582396 17814216 18873816 55.66 4959148 23816164 12264 Average: 3965119 22066999 10033081 30.53 572097 16759597 14340072 42.29 4624814 21119094 14794 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:01 lo 0.56 0.56 0.12 0.12 0.00 0.00 0.00 0.00 10:40:01 ens3 261.05 162.50 2253.01 38.02 0.00 0.00 0.00 0.00 10:40:01 docker0 22.81 39.22 1.30 570.28 0.00 0.00 0.00 0.00 10:50:17 lo 0.47 0.47 0.07 0.07 0.00 0.00 0.00 0.00 10:50:17 ens3 98.49 67.53 1329.09 19.73 0.00 0.00 0.00 0.00 10:50:17 docker0 8.59 13.53 0.54 207.92 0.00 0.00 0.00 0.00 10:50:17 br-209ee91e2081 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 10:50:17 vetha87b33b 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:50:17 vethe30bac5 0.34 0.35 0.04 0.16 0.00 0.00 0.00 0.00 10:50:17 veth382af9e 24.90 25.48 7.42 6.13 0.00 0.00 0.00 0.00 10:50:17 veth161dbb6 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:50:17 vethe9dfc71 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:50:17 veth7d6c024 20.28 19.56 6.19 3.83 0.00 0.00 0.00 0.00 10:50:17 veth3801eca 0.19 0.27 0.31 1.08 0.00 0.00 0.00 0.00 10:50:17 veth02fb92c 1.26 1.05 0.17 1.12 0.00 0.00 0.00 0.00 11:00:01 lo 18.32 18.32 54.66 54.66 0.00 0.00 0.00 0.00 11:00:01 ens3 16.22 11.35 33.69 3.05 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 br-209ee91e2081 17.87 21.95 10.56 76.70 0.00 0.00 0.00 0.00 11:00:01 vetha87b33b 28.43 32.52 10.66 296.72 0.00 0.00 0.00 0.02 11:00:01 vethe30bac5 11.28 9.56 110.65 28.10 0.00 0.00 0.00 0.01 11:00:01 veth382af9e 110.05 119.97 73.48 58.27 0.00 0.00 0.00 0.01 11:00:01 veth161dbb6 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 11:00:01 vethe9dfc71 17.86 19.57 221.67 111.09 0.00 0.00 0.00 0.02 11:00:01 veth7d6c024 77.70 70.90 78.82 40.19 0.00 0.00 0.00 0.01 11:00:01 veth02fb92c 49.19 45.43 21.10 36.22 0.00 0.00 0.00 0.00 11:10:01 lo 36.59 36.59 173.75 173.75 0.00 0.00 0.00 0.00 11:10:01 ens3 3.00 0.86 1.43 0.79 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 br-209ee91e2081 26.85 28.11 35.99 139.11 0.00 0.00 0.00 0.00 11:10:01 vetha87b33b 31.90 33.06 36.05 190.35 0.00 0.00 0.00 0.02 11:10:01 vethe30bac5 10.20 9.32 53.23 52.37 0.00 0.00 0.00 0.00 11:10:01 veth382af9e 62.55 68.66 46.64 23.53 0.00 0.00 0.00 0.00 11:10:01 veth161dbb6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 vethe9dfc71 10.00 10.91 52.85 52.74 0.00 0.00 0.00 0.00 11:10:01 veth7d6c024 43.32 40.64 62.54 21.93 0.00 0.00 0.00 0.01 11:10:01 veth02fb92c 32.10 28.75 14.04 27.19 0.00 0.00 0.00 0.00 Average: lo 13.87 13.87 56.80 56.80 0.00 0.00 0.00 0.00 Average: ens3 95.25 60.94 913.02 15.51 0.00 0.00 0.00 0.00 Average: docker0 7.91 13.28 0.46 195.97 0.00 0.00 0.00 0.00 Average: br-209ee91e2081 11.14 12.43 11.57 53.45 0.00 0.00 0.00 0.00 Average: vetha87b33b 14.90 16.21 11.61 119.78 0.00 0.00 0.00 0.01 Average: vethe30bac5 5.38 4.75 40.24 19.97 0.00 0.00 0.00 0.00 Average: veth382af9e 48.80 52.89 31.44 21.63 0.00 0.00 0.00 0.00 Average: veth161dbb6 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethe9dfc71 6.86 7.52 67.14 40.21 0.00 0.00 0.00 0.01 Average: veth7d6c024 34.94 32.43 36.40 16.24 0.00 0.00 0.00 0.00 Average: veth02fb92c 20.32 18.51 8.69 15.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4143) 03/23/26 _x86_64_ (8 CPU) 10:26:32 LINUX RESTART (8 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:01 all 19.55 0.00 3.66 0.79 0.11 75.89 10:40:01 0 19.69 0.00 3.02 0.33 0.16 76.81 10:40:01 1 20.79 0.00 3.81 0.79 0.08 74.53 10:40:01 2 17.73 0.00 3.74 0.88 0.09 77.56 10:40:01 3 17.66 0.00 3.69 0.70 0.14 77.81 10:40:01 4 19.27 0.00 3.31 0.80 0.14 76.49 10:40:01 5 24.24 0.00 4.25 0.99 0.08 70.44 10:40:01 6 17.59 0.00 3.40 0.95 0.14 77.92 10:40:01 7 19.41 0.00 4.05 0.87 0.10 75.57 10:50:17 all 15.53 0.02 2.06 0.54 0.07 81.79 10:50:17 0 14.44 0.01 2.18 0.68 0.06 82.62 10:50:17 1 16.25 0.01 2.02 0.83 0.07 80.83 10:50:17 2 15.70 0.07 2.09 0.44 0.07 81.64 10:50:17 3 14.83 0.02 2.06 0.68 0.07 82.35 10:50:17 4 15.48 0.01 2.11 0.35 0.07 81.99 10:50:17 5 18.73 0.02 2.05 0.39 0.07 78.75 10:50:17 6 13.88 0.02 1.86 0.50 0.06 83.69 10:50:17 7 14.90 0.00 2.09 0.49 0.07 82.44 11:00:01 all 10.90 0.01 1.90 0.12 0.08 86.99 11:00:01 0 10.37 0.01 2.01 0.04 0.08 87.49 11:00:01 1 11.77 0.01 2.04 0.06 0.09 86.04 11:00:01 2 11.82 0.00 2.05 0.10 0.08 85.94 11:00:01 3 9.84 0.01 1.81 0.16 0.08 88.10 11:00:01 4 11.36 0.00 1.78 0.05 0.08 86.74 11:00:01 5 10.77 0.01 1.89 0.12 0.09 87.12 11:00:01 6 10.33 0.01 1.88 0.23 0.08 87.46 11:00:01 7 10.97 0.01 1.74 0.16 0.08 87.04 11:10:01 all 8.35 0.00 2.02 0.06 0.08 89.48 11:10:01 0 7.81 0.00 2.05 0.05 0.08 90.00 11:10:01 1 8.65 0.00 2.20 0.01 0.09 89.05 11:10:01 2 8.44 0.00 2.07 0.04 0.09 89.35 11:10:01 3 8.37 0.00 2.02 0.16 0.08 89.36 11:10:01 4 8.19 0.00 1.87 0.12 0.08 89.74 11:10:01 5 8.64 0.00 1.96 0.03 0.08 89.29 11:10:01 6 8.05 0.00 1.95 0.03 0.08 89.89 11:10:01 7 8.69 0.00 2.01 0.02 0.08 89.19 Average: all 13.61 0.01 2.41 0.38 0.09 83.51 Average: 0 13.11 0.01 2.32 0.28 0.10 84.19 Average: 1 14.39 0.01 2.51 0.43 0.08 82.59 Average: 2 13.44 0.02 2.49 0.37 0.08 83.60 Average: 3 12.70 0.01 2.40 0.43 0.09 84.37 Average: 4 13.59 0.00 2.27 0.33 0.09 83.72 Average: 5 15.65 0.01 2.54 0.39 0.08 81.34 Average: 6 12.49 0.01 2.27 0.43 0.09 84.71 Average: 7 13.52 0.00 2.48 0.39 0.08 83.53