---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1258 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: 5599.94 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 871 13756 4 17464 30753 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:63:4f:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.137/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83698sec preferred_lft 83698sec inet6 fe80::f816:3eff:fe63:4f97/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:93:8c:3f:4e:f8 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::8493:8cff:fe3f:4ef8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1258) 05/19/26 _x86_64_ (8 CPU) 07:39:46 LINUX RESTART (8 CPU) 07:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:00 711.57 13.25 658.41 39.90 1857.63 73775.54 667876.40 08:00:00 85.59 0.42 81.98 3.19 17.23 9080.16 9077.23 08:10:00 23.65 0.22 21.36 2.08 14.39 4232.87 38378.35 08:20:00 12.37 0.09 11.80 0.48 1.95 2657.77 6652.05 Average: 208.19 3.49 193.29 11.41 472.51 22426.08 180395.39 07:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:00 9279568 27293512 4912616 14.95 567520 16622692 5086344 15.00 4652904 17277336 567560 08:00:00 504496 20140220 11964108 36.41 595244 18190960 18079868 53.32 5090792 23571936 52024 08:10:00 354216 19285028 12750232 38.80 579356 17576844 19082888 56.27 4972616 23833372 12520 08:20:00 327632 18949856 13108748 39.89 578296 17252868 19355600 57.08 4883000 23946212 12088 Average: 2616478 21417154 10683926 32.51 580104 17410841 15401175 45.42 4899828 22157214 161048 07:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:00 lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 07:50:00 ens3 511.66 334.07 4663.79 88.07 0.00 0.00 0.00 0.00 07:50:00 docker0 20.82 36.95 1.28 863.74 0.00 0.00 0.00 0.00 07:50:00 br-dca18a6644c3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:00 lo 3.53 3.53 7.39 7.39 0.00 0.00 0.00 0.00 08:00:00 ens3 14.83 9.52 222.44 2.13 0.00 0.00 0.00 0.00 08:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:00 br-dca18a6644c3 3.36 3.91 1.37 13.01 0.00 0.00 0.00 0.00 08:00:00 vethf24e1a9 2.04 1.77 14.43 2.81 0.00 0.00 0.00 0.00 08:00:00 vethd746222 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:00:00 veth0ec150b 4.68 5.36 1.16 51.16 0.00 0.00 0.00 0.00 08:00:00 veth1dbad18 79.69 84.59 38.30 39.75 0.00 0.00 0.00 0.00 08:00:00 vethac26fa9 2.93 3.21 38.39 14.50 0.00 0.00 0.00 0.00 08:00:00 vethe0c296f 76.29 71.25 53.32 33.96 0.00 0.00 0.00 0.00 08:00:00 veth8e32de3 6.92 6.22 1.99 3.05 0.00 0.00 0.00 0.00 08:10:00 lo 30.30 30.30 120.31 120.31 0.00 0.00 0.00 0.00 08:10:00 ens3 8.84 7.34 24.47 1.88 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 br-dca18a6644c3 26.37 29.24 21.63 123.98 0.00 0.00 0.00 0.00 08:10:00 vethf24e1a9 13.73 11.77 119.95 52.07 0.00 0.00 0.00 0.01 08:10:00 vethd746222 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 08:10:00 veth0ec150b 37.86 40.90 21.93 325.90 0.00 0.00 0.00 0.03 08:10:00 veth1dbad18 66.71 73.16 47.88 26.66 0.00 0.00 0.00 0.00 08:10:00 vethac26fa9 19.55 21.49 203.86 120.17 0.00 0.00 0.00 0.02 08:10:00 vethe0c296f 35.38 32.51 60.40 15.59 0.00 0.00 0.00 0.00 08:10:00 veth8e32de3 44.47 40.77 19.08 34.70 0.00 0.00 0.00 0.00 08:20:00 lo 34.34 34.34 163.20 163.20 0.00 0.00 0.00 0.00 08:20:00 ens3 0.77 0.61 0.20 0.64 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 br-dca18a6644c3 28.86 29.03 36.35 128.46 0.00 0.00 0.00 0.00 08:20:00 vethf24e1a9 11.64 10.67 75.54 74.80 0.00 0.00 0.00 0.01 08:20:00 vethd746222 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 veth0ec150b 34.99 35.49 37.06 202.02 0.00 0.00 0.00 0.02 08:20:00 veth1dbad18 59.44 65.56 44.72 22.01 0.00 0.00 0.00 0.00 08:20:00 vethac26fa9 11.92 12.84 75.18 75.09 0.00 0.00 0.00 0.01 08:20:00 vethe0c296f 41.94 38.84 83.08 20.69 0.00 0.00 0.00 0.01 08:20:00 veth8e32de3 30.95 27.65 13.82 26.51 0.00 0.00 0.00 0.00 Average: lo 17.30 17.30 72.76 72.76 0.00 0.00 0.00 0.00 Average: ens3 133.94 87.83 1227.02 23.16 0.00 0.00 0.00 0.00 Average: docker0 5.20 9.23 0.32 215.80 0.00 0.00 0.00 0.00 Average: br-dca18a6644c3 14.65 15.55 14.84 66.38 0.00 0.00 0.00 0.00 Average: vethf24e1a9 6.85 6.05 52.49 32.43 0.00 0.00 0.00 0.00 Average: vethd746222 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth0ec150b 19.39 20.44 15.04 144.79 0.00 0.00 0.00 0.01 Average: veth1dbad18 51.47 55.84 32.73 22.11 0.00 0.00 0.00 0.00 Average: vethac26fa9 8.60 9.39 79.37 52.45 0.00 0.00 0.00 0.01 Average: vethe0c296f 38.41 35.66 49.21 17.56 0.00 0.00 0.00 0.00 Average: veth8e32de3 20.59 18.66 8.73 16.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1258) 05/19/26 _x86_64_ (8 CPU) 07:39:46 LINUX RESTART (8 CPU) 07:40:00 CPU %user %nice %system %iowait %steal %idle 07:50:00 all 35.12 0.00 5.31 1.27 0.10 58.20 07:50:00 0 37.38 0.00 5.48 1.38 0.10 55.65 07:50:00 1 35.42 0.00 5.88 1.21 0.10 57.40 07:50:00 2 35.80 0.00 5.30 1.20 0.10 57.60 07:50:00 3 38.15 0.00 5.41 0.81 0.10 55.54 07:50:00 4 35.01 0.00 4.92 1.74 0.10 58.23 07:50:00 5 34.72 0.00 4.98 1.29 0.10 58.92 07:50:00 6 30.99 0.00 5.86 1.34 0.10 61.71 07:50:00 7 33.49 0.00 4.64 1.20 0.09 60.58 08:00:00 all 10.44 0.02 1.30 0.24 0.06 87.93 08:00:00 0 10.06 0.01 1.19 0.17 0.06 88.51 08:00:00 1 10.63 0.04 1.34 0.19 0.06 87.73 08:00:00 2 11.52 0.02 1.39 0.20 0.07 86.82 08:00:00 3 10.07 0.03 1.15 0.40 0.06 88.29 08:00:00 4 10.37 0.02 1.51 0.24 0.06 87.81 08:00:00 5 10.82 0.02 1.25 0.22 0.07 87.63 08:00:00 6 10.28 0.02 1.31 0.27 0.06 88.05 08:00:00 7 9.77 0.02 1.24 0.27 0.06 88.63 08:10:00 all 9.27 0.00 2.05 0.13 0.09 88.45 08:10:00 0 9.21 0.01 2.18 0.13 0.09 88.39 08:10:00 1 8.70 0.00 2.06 0.07 0.09 89.08 08:10:00 2 10.26 0.01 2.16 0.07 0.08 87.43 08:10:00 3 9.33 0.01 2.03 0.07 0.08 88.48 08:10:00 4 8.80 0.00 2.01 0.09 0.08 89.02 08:10:00 5 9.20 0.01 1.98 0.18 0.09 88.55 08:10:00 6 8.87 0.01 1.88 0.35 0.08 88.81 08:10:00 7 9.77 0.01 2.13 0.12 0.12 87.86 08:20:00 all 7.50 0.00 1.85 0.04 0.08 90.53 08:20:00 0 6.68 0.00 1.84 0.05 0.07 91.36 08:20:00 1 8.93 0.00 2.07 0.03 0.08 88.88 08:20:00 2 8.06 0.00 2.04 0.04 0.08 89.78 08:20:00 3 7.34 0.00 1.82 0.03 0.08 90.73 08:20:00 4 6.78 0.00 1.76 0.05 0.08 91.34 08:20:00 5 7.49 0.00 1.78 0.05 0.07 90.60 08:20:00 6 7.44 0.00 1.71 0.02 0.07 90.75 08:20:00 7 7.25 0.00 1.76 0.06 0.08 90.85 Average: all 15.57 0.01 2.63 0.42 0.08 81.30 Average: 0 15.82 0.00 2.67 0.43 0.08 80.99 Average: 1 15.91 0.01 2.84 0.37 0.08 80.79 Average: 2 16.40 0.01 2.72 0.38 0.08 80.41 Average: 3 16.20 0.01 2.60 0.33 0.08 80.79 Average: 4 15.23 0.00 2.55 0.53 0.08 81.61 Average: 5 15.55 0.01 2.50 0.43 0.08 81.43 Average: 6 14.38 0.01 2.69 0.50 0.08 82.36 Average: 7 15.06 0.01 2.44 0.41 0.09 82.00