---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3442 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 864 15437 4 15790 30758 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:50:0d:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.158/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 81992sec preferred_lft 81992sec inet6 fe80::f816:3eff:fe50:dda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:af:61:1b:d1:ae 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::88af:61ff:fe1b:d1ae/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-3442) 03/20/26 _x86_64_ (8 CPU) 09:44:50 LINUX RESTART (8 CPU) 09:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:00 121.37 0.75 114.91 5.71 19.84 11850.69 40215.19 10:10:03 9.82 0.02 8.57 1.23 0.65 1509.57 344.03 10:20:03 220.04 0.14 211.27 8.63 17.73 36312.29 59028.40 10:30:03 10.47 0.08 10.14 0.25 3.24 390.48 654.08 10:40:03 22.11 0.54 19.93 1.64 14.73 2814.23 6504.13 10:50:01 41.03 0.15 14.47 26.41 3.20 3140.24 456812.63 Average: 70.76 0.28 63.19 7.30 9.89 9332.42 93628.73 09:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:00 14911464 25618016 6614552 20.13 501916 9662392 9291688 27.40 2851332 13790596 8500 10:10:03 14371888 25476740 6752960 20.55 509280 10029948 9744068 28.73 2997940 14164264 5472 10:20:03 1569480 20798944 11353512 34.55 597740 17749844 15780344 46.53 5797792 21829900 212 10:30:03 268764 19106524 13039936 39.68 581264 17378620 16896832 49.83 5764536 23141552 1692 10:40:03 374580 18165796 13868600 42.20 579152 16457556 18096244 53.36 5701808 23092252 14272 10:50:01 287004 17495016 14493140 44.10 579424 15926604 19155868 56.49 5614912 23266396 9608 Average: 5297197 21110173 11020450 33.54 558129 14534161 14827507 43.72 4788053 19880827 6626 09:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:00 lo 4.31 4.31 1.38 1.38 0.00 0.00 0.00 0.00 10:00:00 ens3 263.09 187.07 685.98 709.43 0.00 0.00 0.00 0.00 10:00:00 docker0 3.95 6.15 0.26 132.45 0.00 0.00 0.00 0.00 10:10:03 lo 3.91 3.91 0.67 0.67 0.00 0.00 0.00 0.00 10:10:03 ens3 163.43 104.98 105.12 186.22 0.00 0.00 0.00 0.00 10:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:03 lo 1.34 1.34 0.12 0.12 0.00 0.00 0.00 0.00 10:20:03 ens3 252.13 194.92 1626.79 1576.55 0.00 0.00 0.00 0.00 10:20:03 docker0 13.35 25.49 0.77 551.68 0.00 0.00 0.00 0.00 10:20:03 br-cbd6f2669bdf 0.24 0.21 0.01 0.01 0.00 0.00 0.00 0.00 10:20:03 veth33b81a6 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:20:03 veth035adaa 0.18 0.23 0.02 0.01 0.00 0.00 0.00 0.00 10:20:03 veth184febc 7.15 6.89 4.67 1.33 0.00 0.00 0.00 0.00 10:20:03 veth3d8c00f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:20:03 veth119a08b 1.40 1.40 0.15 0.98 0.00 0.00 0.00 0.00 10:20:03 veth7dfb250 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 10:20:03 vetha944845 0.75 0.67 0.10 0.78 0.00 0.00 0.00 0.00 10:30:03 lo 5.42 5.42 21.88 21.88 0.00 0.00 0.00 0.00 10:30:03 ens3 10.97 7.83 4.69 4.24 0.00 0.00 0.00 0.00 10:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:03 br-cbd6f2669bdf 2.87 2.79 21.23 0.70 0.00 0.00 0.00 0.00 10:30:03 veth33b81a6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:03 veth035adaa 0.47 0.28 0.07 0.42 0.00 0.00 0.00 0.00 10:30:03 veth184febc 243.08 261.85 178.53 123.82 0.00 0.00 0.00 0.01 10:30:03 veth3d8c00f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:03 veth119a08b 123.41 114.18 93.83 62.68 0.00 0.00 0.00 0.01 10:30:03 vetha944845 145.47 135.27 66.81 119.62 0.00 0.00 0.00 0.01 10:40:03 lo 17.66 17.66 62.88 62.88 0.00 0.00 0.00 0.00 10:40:03 ens3 12.43 10.64 22.56 3.48 0.00 0.00 0.00 0.00 10:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:03 br-cbd6f2669bdf 14.08 15.96 39.97 43.87 0.00 0.00 0.00 0.00 10:40:03 veth33b81a6 17.36 19.54 5.06 177.69 0.00 0.00 0.00 0.01 10:40:03 veth035adaa 6.78 5.66 63.33 11.36 0.00 0.00 0.00 0.01 10:40:03 veth184febc 195.99 212.44 155.84 85.67 0.00 0.00 0.00 0.01 10:40:03 veth3d8c00f 11.92 12.58 135.37 63.65 0.00 0.00 0.00 0.01 10:40:03 veth119a08b 79.74 73.44 70.96 50.53 0.00 0.00 0.00 0.01 10:40:03 vetha944845 140.31 130.36 62.61 107.97 0.00 0.00 0.00 0.01 10:50:01 lo 37.18 37.18 172.44 172.44 0.00 0.00 0.00 0.00 10:50:01 ens3 4.57 4.16 10.68 1.68 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 br-cbd6f2669bdf 23.08 25.36 33.95 149.57 0.00 0.00 0.00 0.00 10:50:01 veth33b81a6 31.61 33.87 34.90 269.02 0.00 0.00 0.00 0.02 10:50:01 veth035adaa 13.02 11.92 85.68 57.69 0.00 0.00 0.00 0.01 10:50:01 veth184febc 72.65 80.08 61.49 28.34 0.00 0.00 0.00 0.01 10:50:01 veth3d8c00f 15.58 16.93 121.51 85.42 0.00 0.00 0.00 0.01 10:50:01 veth119a08b 44.48 40.68 66.38 23.57 0.00 0.00 0.00 0.01 10:50:01 vetha944845 42.74 38.89 19.64 40.87 0.00 0.00 0.00 0.00 Average: lo 11.62 11.62 43.11 43.11 0.00 0.00 0.00 0.00 Average: ens3 117.86 84.99 409.23 413.60 0.00 0.00 0.00 0.00 Average: docker0 2.88 5.27 0.17 113.98 0.00 0.00 0.00 0.00 Average: br-cbd6f2669bdf 6.70 7.37 15.84 32.26 0.00 0.00 0.00 0.00 Average: veth33b81a6 8.14 8.90 6.64 74.28 0.00 0.00 0.00 0.01 Average: veth035adaa 3.40 3.01 24.79 11.54 0.00 0.00 0.00 0.00 Average: veth184febc 86.42 93.48 66.70 39.84 0.00 0.00 0.00 0.01 Average: veth3d8c00f 4.58 4.93 42.73 24.79 0.00 0.00 0.00 0.00 Average: veth119a08b 41.47 38.25 38.50 22.94 0.00 0.00 0.00 0.00 Average: vetha944845 54.84 50.83 24.84 44.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3442) 03/20/26 _x86_64_ (8 CPU) 09:44:50 LINUX RESTART (8 CPU) 09:50:00 CPU %user %nice %system %iowait %steal %idle 10:00:00 all 80.81 0.00 3.34 0.13 0.15 15.56 10:00:00 0 81.81 0.00 3.25 0.26 0.15 14.53 10:00:00 1 81.34 0.00 3.24 0.16 0.15 15.11 10:00:00 2 80.57 0.00 3.27 0.08 0.15 15.93 10:00:00 3 83.43 0.00 3.56 0.14 0.16 12.71 10:00:00 4 79.17 0.00 3.50 0.11 0.16 17.07 10:00:00 5 79.47 0.00 3.23 0.08 0.15 17.06 10:00:00 6 80.85 0.00 3.30 0.12 0.16 15.58 10:00:00 7 79.84 0.00 3.39 0.10 0.15 16.52 10:10:03 all 96.84 0.00 2.95 0.00 0.17 0.04 10:10:03 0 97.10 0.00 2.69 0.00 0.17 0.04 10:10:03 1 96.70 0.00 3.07 0.00 0.17 0.06 10:10:03 2 96.75 0.00 3.04 0.00 0.18 0.03 10:10:03 3 96.81 0.00 2.99 0.00 0.16 0.04 10:10:03 4 96.74 0.00 3.04 0.00 0.17 0.04 10:10:03 5 96.82 0.00 2.99 0.00 0.16 0.03 10:10:03 6 96.91 0.00 2.89 0.00 0.16 0.05 10:10:03 7 96.91 0.00 2.87 0.00 0.17 0.05 10:20:03 all 35.33 0.02 3.19 0.66 0.10 60.70 10:20:03 0 37.10 0.02 3.14 0.70 0.10 58.94 10:20:03 1 36.01 0.02 3.55 0.56 0.10 59.76 10:20:03 2 36.20 0.03 3.08 0.60 0.10 59.98 10:20:03 3 34.36 0.02 2.92 0.39 0.10 62.22 10:20:03 4 34.63 0.02 3.40 0.88 0.10 60.98 10:20:03 5 35.52 0.03 2.96 0.81 0.09 60.59 10:20:03 6 34.07 0.01 3.10 0.94 0.10 61.78 10:20:03 7 34.72 0.04 3.40 0.40 0.10 61.34 10:30:03 all 8.06 0.00 1.12 0.02 0.06 90.73 10:30:03 0 8.46 0.00 1.15 0.02 0.06 90.31 10:30:03 1 7.87 0.00 1.29 0.06 0.07 90.71 10:30:03 2 8.20 0.00 1.17 0.01 0.06 90.57 10:30:03 3 8.62 0.00 1.09 0.03 0.06 90.20 10:30:03 4 7.83 0.00 1.10 0.03 0.06 90.98 10:30:03 5 8.43 0.00 1.02 0.01 0.06 90.47 10:30:03 6 7.05 0.00 1.10 0.02 0.07 91.77 10:30:03 7 8.04 0.00 1.06 0.01 0.06 90.82 10:40:03 all 7.07 0.00 1.54 0.10 0.07 91.22 10:40:03 0 6.87 0.01 1.62 0.15 0.06 91.30 10:40:03 1 7.20 0.00 1.64 0.04 0.07 91.05 10:40:03 2 7.30 0.01 1.61 0.09 0.07 90.92 10:40:03 3 7.76 0.00 1.63 0.06 0.07 90.47 10:40:03 4 7.25 0.00 1.58 0.12 0.07 90.98 10:40:03 5 7.17 0.00 1.39 0.07 0.07 91.30 10:40:03 6 6.80 0.01 1.59 0.11 0.06 91.44 10:40:03 7 6.19 0.00 1.30 0.15 0.06 92.29 10:50:01 all 8.75 0.00 2.20 0.10 0.09 88.85 10:50:01 0 8.04 0.00 2.24 0.11 0.08 89.52 10:50:01 1 9.17 0.00 2.26 0.15 0.09 88.32 10:50:01 2 8.75 0.01 2.35 0.13 0.09 88.68 10:50:01 3 8.58 0.00 2.22 0.05 0.09 89.06 10:50:01 4 8.53 0.01 2.28 0.20 0.09 88.88 10:50:01 5 8.96 0.00 2.16 0.12 0.09 88.67 10:50:01 6 8.35 0.00 2.00 0.04 0.10 89.51 10:50:01 7 9.65 0.00 2.06 0.02 0.08 88.18 Average: all 39.66 0.01 2.39 0.17 0.11 57.67 Average: 0 40.06 0.00 2.35 0.21 0.10 57.27 Average: 1 39.93 0.00 2.51 0.16 0.11 57.28 Average: 2 39.84 0.01 2.42 0.15 0.11 57.47 Average: 3 40.09 0.00 2.40 0.11 0.11 57.28 Average: 4 39.22 0.00 2.48 0.22 0.11 57.96 Average: 5 39.54 0.01 2.29 0.18 0.11 57.87 Average: 6 39.19 0.00 2.33 0.20 0.11 58.16 Average: 7 39.38 0.01 2.35 0.12 0.10 58.04