---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19624 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 28G 128G 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 861 11489 3 19741 30763 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:0a:61:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.203/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82877sec preferred_lft 82877sec inet6 fe80::f816:3eff:fe0a:61f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:dc:95:e3:ec:73 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::40dc:95ff:fee3:ec73/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19624) 02/23/26 _x86_64_ (8 CPU) 20:19:41 LINUX RESTART (8 CPU) 20:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:30:01 448.09 12.76 415.20 20.13 2162.46 45196.40 594901.14 20:40:02 222.49 0.32 212.98 9.19 4.58 42326.74 142371.90 20:50:02 3.98 0.01 3.87 0.10 0.39 683.25 1452.85 21:00:30 113.81 0.71 109.56 3.54 26.47 12323.24 35362.31 21:10:04 11.44 0.94 10.22 0.29 20.04 370.39 1773.01 Average: 160.97 2.95 151.35 6.68 443.21 20296.23 155576.59 20:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:30:01 14165468 24475312 7776108 23.66 381472 9608092 5092380 15.02 2744616 14815952 34840 20:40:02 7799660 27650020 4552820 13.85 561740 18431692 5004632 14.76 5634280 17742188 3432 20:50:02 7444944 27653208 4811256 14.64 567668 18494316 5293208 15.61 5656800 18027608 168 21:00:30 276820 22339948 9797868 29.81 603720 20434984 15668952 46.21 6189620 22583860 84 21:10:04 254516 20554024 11583768 35.25 587548 18717420 16850740 49.69 5988784 22831140 660 Average: 5988282 24534502 7704364 23.44 540430 17137301 9581982 28.26 5242820 19200150 7837 20:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:30:01 lo 0.62 0.62 0.07 0.07 0.00 0.00 0.00 0.00 20:30:01 ens3 410.23 251.48 2857.65 72.52 0.00 0.00 0.00 0.00 20:30:01 docker0 9.56 20.43 0.58 455.53 0.00 0.00 0.00 0.00 20:40:02 lo 0.32 0.32 0.05 0.05 0.00 0.00 0.00 0.00 20:40:02 ens3 154.83 94.77 1523.13 23.38 0.00 0.00 0.00 0.00 20:40:02 docker0 29.98 46.95 1.65 581.19 0.00 0.00 0.00 0.00 20:40:02 veth0590fbf 2.07 5.77 0.16 141.85 0.00 0.00 0.00 0.01 20:50:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:50:02 ens3 12.68 8.88 58.21 2.46 0.00 0.00 0.00 0.00 20:50:02 docker0 8.00 11.48 1.49 57.54 0.00 0.00 0.00 0.00 20:50:02 veth0590fbf 8.00 11.49 1.60 57.54 0.00 0.00 0.00 0.00 21:00:30 lo 0.41 0.41 0.06 0.06 0.00 0.00 0.00 0.00 21:00:30 ens3 50.13 40.12 916.54 8.67 0.00 0.00 0.00 0.00 21:00:30 docker0 4.43 6.73 0.76 35.72 0.00 0.00 0.00 0.00 21:00:30 br-98e9e3844026 0.32 0.29 0.01 0.02 0.00 0.00 0.00 0.00 21:00:30 veth559baab 0.15 0.21 0.01 0.01 0.00 0.00 0.00 0.00 21:00:30 vethba271d9 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 21:00:30 veth098e0fc 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 21:00:30 veth812689b 6.82 6.41 4.37 1.25 0.00 0.00 0.00 0.00 21:00:30 veth10ea759 0.08 0.17 0.00 0.01 0.00 0.00 0.00 0.00 21:00:30 veth86c39f8 1.17 1.18 0.13 0.91 0.00 0.00 0.00 0.00 21:00:30 veth6115704 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 21:00:30 veth57d6ad2 0.61 0.58 0.08 0.67 0.00 0.00 0.00 0.00 21:10:04 lo 4.72 4.72 20.02 20.02 0.00 0.00 0.00 0.00 21:10:04 ens3 12.37 7.56 5.28 4.53 0.00 0.00 0.00 0.00 21:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:04 br-98e9e3844026 2.53 2.46 19.42 0.64 0.00 0.00 0.00 0.00 21:10:04 veth559baab 0.50 0.30 0.07 0.41 0.00 0.00 0.00 0.00 21:10:04 vethba271d9 0.24 0.21 0.03 0.09 0.00 0.00 0.00 0.00 21:10:04 veth098e0fc 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 21:10:04 veth812689b 217.89 233.93 159.89 111.66 0.00 0.00 0.00 0.01 21:10:04 veth10ea759 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 21:10:04 veth86c39f8 120.10 112.08 91.45 61.20 0.00 0.00 0.00 0.01 21:10:04 veth57d6ad2 120.94 112.32 55.74 102.30 0.00 0.00 0.00 0.01 Average: lo 1.20 1.20 3.86 3.86 0.00 0.00 0.00 0.00 Average: ens3 128.46 80.90 1080.97 22.36 0.00 0.00 0.00 0.00 Average: docker0 10.43 17.18 0.90 226.37 0.00 0.00 0.00 0.00 Average: br-98e9e3844026 0.55 0.53 3.71 0.13 0.00 0.00 0.00 0.00 Average: veth559baab 0.13 0.10 0.02 0.08 0.00 0.00 0.00 0.00 Average: vethba271d9 0.05 0.06 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth098e0fc 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth812689b 43.03 46.01 31.45 21.58 0.00 0.00 0.00 0.00 Average: veth10ea759 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth86c39f8 23.18 21.65 17.49 11.88 0.00 0.00 0.00 0.00 Average: veth57d6ad2 23.22 21.57 10.66 19.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19624) 02/23/26 _x86_64_ (8 CPU) 20:19:41 LINUX RESTART (8 CPU) 20:20:00 CPU %user %nice %system %iowait %steal %idle 20:30:01 all 21.24 0.00 3.19 1.69 0.07 73.81 20:30:01 0 20.47 0.00 2.98 1.34 0.07 75.13 20:30:01 1 23.00 0.00 3.04 2.80 0.07 71.09 20:30:01 2 24.49 0.00 3.78 2.36 0.07 69.30 20:30:01 3 21.19 0.00 4.03 1.73 0.08 72.97 20:30:01 4 18.42 0.00 2.57 1.63 0.07 77.31 20:30:01 5 22.00 0.00 2.95 1.43 0.07 73.56 20:30:01 6 18.90 0.00 2.82 1.09 0.06 77.13 20:30:01 7 21.48 0.00 3.33 1.11 0.07 74.02 20:40:02 all 17.72 0.00 2.60 1.85 0.06 77.77 20:40:02 0 14.66 0.00 2.11 1.93 0.06 81.24 20:40:02 1 16.55 0.00 2.81 2.08 0.06 78.51 20:40:02 2 26.55 0.00 2.46 1.75 0.07 69.17 20:40:02 3 14.65 0.00 2.84 2.68 0.06 79.77 20:40:02 4 17.99 0.00 2.75 1.99 0.06 77.21 20:40:02 5 14.41 0.00 2.42 2.26 0.06 80.86 20:40:02 6 17.30 0.00 2.19 1.13 0.05 79.33 20:40:02 7 19.66 0.00 3.22 1.00 0.07 76.05 20:50:02 all 12.20 0.00 0.21 0.04 0.02 87.53 20:50:02 0 0.30 0.00 0.08 0.00 0.02 99.61 20:50:02 1 28.23 0.00 0.15 0.01 0.04 71.59 20:50:02 2 4.45 0.00 0.15 0.00 0.01 95.39 20:50:02 3 0.10 0.00 0.07 0.06 0.01 99.76 20:50:02 4 0.17 0.00 0.08 0.02 0.02 99.72 20:50:02 5 12.30 0.00 0.18 0.07 0.02 87.43 20:50:02 6 32.62 0.00 0.25 0.13 0.05 66.96 20:50:02 7 19.40 0.00 0.74 0.01 0.03 79.82 21:00:30 all 12.64 0.03 1.35 0.45 0.04 85.49 21:00:30 0 5.60 0.02 1.20 0.44 0.04 92.70 21:00:30 1 7.51 0.01 1.45 0.25 0.04 90.74 21:00:30 2 7.33 0.05 1.42 0.22 0.03 90.95 21:00:30 3 6.68 0.04 1.40 0.75 0.04 91.10 21:00:30 4 8.00 0.01 1.14 0.12 0.04 90.68 21:00:30 5 6.47 0.02 1.20 0.57 0.04 91.70 21:00:30 6 7.37 0.03 1.39 0.53 0.04 90.64 21:00:30 7 52.19 0.03 1.62 0.71 0.08 45.38 21:10:04 all 8.11 0.00 0.94 0.03 0.06 90.85 21:10:04 0 7.23 0.00 0.97 0.03 0.06 91.72 21:10:04 1 9.40 0.00 0.99 0.03 0.06 89.51 21:10:04 2 8.08 0.00 1.02 0.02 0.06 90.81 21:10:04 3 8.24 0.00 1.02 0.03 0.06 90.65 21:10:04 4 6.90 0.00 0.96 0.02 0.06 92.07 21:10:04 5 7.86 0.00 0.86 0.02 0.06 91.20 21:10:04 6 8.06 0.00 0.80 0.06 0.06 91.02 21:10:04 7 9.14 0.00 0.92 0.05 0.06 89.83 Average: all 14.43 0.01 1.66 0.81 0.05 83.04 Average: 0 9.63 0.00 1.47 0.75 0.05 88.09 Average: 1 16.93 0.00 1.69 1.04 0.05 80.29 Average: 2 14.16 0.01 1.77 0.87 0.05 83.14 Average: 3 10.15 0.01 1.87 1.05 0.05 86.87 Average: 4 10.30 0.00 1.50 0.76 0.05 87.40 Average: 5 12.59 0.00 1.53 0.87 0.05 84.96 Average: 6 16.86 0.01 1.49 0.59 0.05 81.00 Average: 7 24.78 0.01 1.97 0.58 0.06 72.60