---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6738 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 875 14015 3 17201 30748 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:93:04:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.223/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83580sec preferred_lft 83580sec inet6 fe80::f816:3eff:fe93:4db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:a1:f9:a7:bc:29 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::cca1:f9ff:fea7:bc29/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6738) 04/28/26 _x86_64_ (8 CPU) 11:37:01 LINUX RESTART (8 CPU) 11:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:00 565.99 0.99 551.61 13.39 417.17 59113.23 81362.07 12:00:00 44.17 0.34 41.28 2.54 7.37 3184.00 4579.52 12:10:00 50.14 0.34 23.55 26.25 11.63 4498.56 456677.48 12:20:00 11.95 0.08 11.03 0.85 2.08 2386.20 2475.27 Average: 166.60 0.44 155.41 10.75 108.43 17141.60 136475.67 11:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:00 4896168 24229324 7928572 24.13 585932 17880032 12152756 35.84 4813112 19544216 1244 12:00:00 413744 20342404 11759812 35.78 596492 18478684 17815348 52.54 5209756 23530116 41844 12:10:00 358280 19090916 12919788 39.31 578424 17405260 19571564 57.71 4942756 23828256 11268 12:20:00 1227120 19553980 12490020 38.01 577928 16977040 18906212 55.75 4921344 23036564 11976 Average: 1723828 20804156 11274548 34.31 584694 17685254 17111470 50.46 4971742 22484788 16583 11:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:00 lo 0.77 0.77 0.13 0.13 0.00 0.00 0.00 0.00 11:50:00 ens3 410.42 257.84 3068.61 79.54 0.00 0.00 0.00 0.00 11:50:00 docker0 21.35 39.35 1.29 767.76 0.00 0.00 0.00 0.00 11:50:00 br-3d8cd4766890 0.21 0.21 0.01 0.01 0.00 0.00 0.00 0.00 11:50:00 veth03e3203 0.02 0.08 0.00 0.01 0.00 0.00 0.00 0.00 11:50:00 veth8e5d67b 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:50:00 vethb0bd868 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 11:50:00 vethddff660 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:50:00 veth730e55c 1.32 1.32 0.98 0.14 0.00 0.00 0.00 0.00 11:50:00 vethbc94d1f 1.21 1.27 0.14 0.98 0.00 0.00 0.00 0.00 12:00:00 lo 6.06 6.06 15.06 15.06 0.00 0.00 0.00 0.00 12:00:00 ens3 7.35 5.05 11.83 1.57 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:00 br-3d8cd4766890 5.55 6.65 2.84 22.70 0.00 0.00 0.00 0.00 12:00:00 veth03e3203 8.16 9.31 2.10 82.21 0.00 0.00 0.00 0.01 12:00:00 veth8e5d67b 3.33 2.66 23.98 5.91 0.00 0.00 0.00 0.00 12:00:00 vethb0bd868 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 12:00:00 vethddff660 4.73 5.31 59.92 24.09 0.00 0.00 0.00 0.00 12:00:00 veth730e55c 92.98 97.97 48.28 44.98 0.00 0.00 0.00 0.00 12:00:00 veth1374de3 83.26 78.75 59.04 38.17 0.00 0.00 0.00 0.00 12:00:00 veth4084d73 15.34 13.94 5.46 10.05 0.00 0.00 0.00 0.00 12:10:00 lo 32.64 32.64 136.97 136.97 0.00 0.00 0.00 0.00 12:10:00 ens3 8.36 5.92 21.60 1.32 0.00 0.00 0.00 0.00 12:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:00 br-3d8cd4766890 22.15 25.68 25.38 132.84 0.00 0.00 0.00 0.00 12:10:00 veth03e3203 32.71 36.33 26.33 318.14 0.00 0.00 0.00 0.03 12:10:00 veth8e5d67b 13.88 12.38 115.46 53.78 0.00 0.00 0.00 0.01 12:10:00 vethb0bd868 0.06 0.05 0.01 0.02 0.00 0.00 0.00 0.00 12:10:00 vethddff660 18.78 20.52 187.30 115.54 0.00 0.00 0.00 0.02 12:10:00 veth730e55c 59.27 65.20 41.08 23.00 0.00 0.00 0.00 0.00 12:10:00 veth1374de3 34.19 31.23 60.79 14.11 0.00 0.00 0.00 0.00 12:10:00 veth4084d73 37.73 34.46 15.84 29.38 0.00 0.00 0.00 0.00 12:20:00 lo 30.04 30.04 139.83 139.83 0.00 0.00 0.00 0.00 12:20:00 ens3 1.15 0.89 0.31 1.22 0.00 0.00 0.00 0.00 12:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:00 br-3d8cd4766890 25.92 30.68 31.36 110.28 0.00 0.00 0.00 0.00 12:20:00 veth03e3203 31.25 36.00 31.69 179.02 0.00 0.00 0.00 0.01 12:20:00 veth8e5d67b 10.81 9.91 70.56 70.13 0.00 0.00 0.00 0.01 12:20:00 vethb0bd868 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:00 vethddff660 10.64 11.91 70.21 70.17 0.00 0.00 0.00 0.01 12:20:00 veth730e55c 62.18 68.62 48.89 21.78 0.00 0.00 0.00 0.00 12:20:00 veth1374de3 45.27 41.82 78.75 23.86 0.00 0.00 0.00 0.01 12:20:00 veth4084d73 30.28 26.94 13.59 27.30 0.00 0.00 0.00 0.00 Average: lo 17.44 17.44 73.27 73.27 0.00 0.00 0.00 0.00 Average: ens3 105.70 66.72 767.15 20.70 0.00 0.00 0.00 0.00 Average: docker0 5.28 9.73 0.32 189.82 0.00 0.00 0.00 0.00 Average: br-3d8cd4766890 13.51 15.86 14.95 66.70 0.00 0.00 0.00 0.00 Average: veth03e3203 18.10 20.51 15.08 145.38 0.00 0.00 0.00 0.01 Average: veth8e5d67b 7.04 6.28 52.69 32.57 0.00 0.00 0.00 0.00 Average: vethb0bd868 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethddff660 8.58 9.49 79.65 52.64 0.00 0.00 0.00 0.01 Average: veth730e55c 54.13 58.49 34.93 22.56 0.00 0.00 0.00 0.00 Average: veth1374de3 40.83 38.09 49.83 19.11 0.00 0.00 0.00 0.00 Average: veth4084d73 20.91 18.90 8.75 16.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6738) 04/28/26 _x86_64_ (8 CPU) 11:37:01 LINUX RESTART (8 CPU) 11:40:08 CPU %user %nice %system %iowait %steal %idle 11:50:00 all 34.17 0.01 4.81 3.32 0.12 57.57 11:50:00 0 34.18 0.01 4.89 3.30 0.12 57.51 11:50:00 1 32.96 0.02 4.50 2.98 0.13 59.42 11:50:00 2 35.18 0.01 5.35 3.25 0.13 56.09 11:50:00 3 32.74 0.00 4.84 2.64 0.12 59.65 11:50:00 4 30.67 0.01 5.02 6.09 0.12 58.09 11:50:00 5 34.05 0.01 4.90 3.14 0.12 57.78 11:50:00 6 36.92 0.02 4.88 2.20 0.13 55.86 11:50:00 7 36.66 0.01 4.09 2.99 0.12 56.14 12:00:00 all 11.19 0.02 1.46 0.35 0.11 86.87 12:00:00 0 10.36 0.03 1.43 0.59 0.15 87.43 12:00:00 1 10.91 0.01 1.54 0.08 0.09 87.38 12:00:00 2 10.57 0.01 1.55 0.33 0.16 87.38 12:00:00 3 11.94 0.02 1.37 0.54 0.08 86.05 12:00:00 4 11.50 0.03 1.47 0.11 0.15 86.74 12:00:00 5 11.60 0.02 1.51 0.95 0.11 85.80 12:00:00 6 12.02 0.02 1.49 0.05 0.08 86.33 12:00:00 7 10.63 0.01 1.32 0.15 0.08 87.81 12:10:00 all 10.86 0.00 2.46 0.14 0.10 86.43 12:10:00 0 9.44 0.00 2.52 0.26 0.10 87.68 12:10:00 1 11.15 0.01 2.57 0.21 0.10 85.96 12:10:00 2 12.45 0.00 2.72 0.06 0.10 84.66 12:10:00 3 11.36 0.01 2.37 0.12 0.10 86.04 12:10:00 4 10.99 0.01 2.52 0.22 0.10 86.16 12:10:00 5 10.42 0.00 2.38 0.07 0.09 87.04 12:10:00 6 10.80 0.00 2.32 0.12 0.10 86.67 12:10:00 7 10.26 0.01 2.29 0.08 0.10 87.26 12:20:00 all 9.08 0.00 2.28 0.05 0.10 88.50 12:20:00 0 9.35 0.00 2.41 0.04 0.10 88.10 12:20:00 1 10.66 0.01 2.58 0.04 0.10 86.61 12:20:00 2 9.12 0.00 2.34 0.03 0.10 88.40 12:20:00 3 8.14 0.00 2.05 0.06 0.09 89.66 12:20:00 4 9.31 0.00 2.18 0.06 0.10 88.36 12:20:00 5 8.89 0.00 2.22 0.04 0.09 88.76 12:20:00 6 8.28 0.00 2.22 0.03 0.09 89.38 12:20:00 7 8.88 0.00 2.22 0.10 0.10 88.71 Average: all 16.25 0.01 2.74 0.96 0.11 79.94 Average: 0 15.75 0.01 2.80 1.04 0.12 80.28 Average: 1 16.34 0.01 2.79 0.82 0.10 79.94 Average: 2 16.75 0.01 2.98 0.91 0.12 79.23 Average: 3 15.98 0.01 2.65 0.83 0.10 80.43 Average: 4 15.55 0.01 2.79 1.60 0.12 79.94 Average: 5 16.17 0.01 2.74 1.04 0.10 79.94 Average: 6 16.91 0.01 2.72 0.59 0.10 79.67 Average: 7 16.54 0.01 2.47 0.82 0.10 80.06