---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3281 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: 5600.00 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 861 14311 3 16918 30762 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:9c:c3:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.160/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82836sec preferred_lft 82836sec inet6 fe80::f816:3eff:fe9c:c340/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:ee:58:bf:d8:19 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::4ee:58ff:febf:d819/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3281) 03/19/26 _x86_64_ (8 CPU) 15:34:11 LINUX RESTART (8 CPU) 15:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:30 244.23 5.24 232.21 6.78 352.59 18199.71 8927.83 16:00:17 436.32 0.58 427.23 8.51 29.79 53040.21 61795.35 16:10:07 65.99 12.52 50.68 2.79 143.38 2943.46 1693.06 16:20:18 24.99 0.09 22.87 2.02 3.32 4288.24 8930.67 16:30:23 15.66 0.23 14.26 1.16 10.45 2706.86 4959.47 Average: 156.16 3.71 148.22 4.24 108.71 16056.71 17023.50 15:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:30 20201088 26797756 5471880 16.65 351272 6072524 2873016 8.47 1299668 10369708 113328 16:00:17 5676288 24304016 7860332 23.92 578268 17213172 11432536 33.71 4496988 19079228 12028 16:10:07 1357400 20571508 11566240 35.20 593652 17753948 17265904 50.92 4862908 22941180 11684 16:20:18 356968 18765364 13248840 40.32 575320 17090768 19500888 57.51 4764136 24029460 18628 16:30:23 888864 19000956 13014692 39.60 574568 16801112 19170720 56.53 4699852 23554860 30620 Average: 5696122 21887920 10232397 31.14 534616 14986305 14048613 41.43 4024710 19994887 37258 15:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:30 lo 0.44 0.44 0.09 0.09 0.00 0.00 0.00 0.00 15:50:30 ens3 192.28 122.83 1922.74 26.39 0.00 0.00 0.00 0.00 15:50:30 docker0 4.79 6.93 0.27 88.04 0.00 0.00 0.00 0.00 16:00:17 lo 0.65 0.65 0.08 0.08 0.00 0.00 0.00 0.00 16:00:17 ens3 398.69 251.90 2668.73 81.65 0.00 0.00 0.00 0.00 16:00:17 docker0 29.98 51.35 1.71 701.15 0.00 0.00 0.00 0.00 16:00:17 br-5aaaacf1eba8 0.21 0.21 0.01 0.01 0.00 0.00 0.00 0.00 16:00:17 veth25955aa 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 16:00:17 veth526aaa3 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 16:00:17 veth09b1fc1 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 16:00:17 vethd82f42b 0.08 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:00:17 veth51d185b 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 16:10:07 lo 2.86 2.86 6.85 6.85 0.00 0.00 0.00 0.00 16:10:07 ens3 6.02 3.69 5.43 2.29 0.00 0.00 0.00 0.00 16:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:07 br-5aaaacf1eba8 2.22 2.54 1.26 9.10 0.00 0.00 0.00 0.00 16:10:07 veth25955aa 0.00 0.06 0.00 0.00 0.00 0.00 0.00 0.00 16:10:07 veth526aaa3 1.72 1.91 20.28 8.14 0.00 0.00 0.00 0.00 16:10:07 veth09b1fc1 3.03 3.45 0.97 29.23 0.00 0.00 0.00 0.00 16:10:07 vethd82f42b 76.25 81.43 37.70 38.69 0.00 0.00 0.00 0.00 16:10:07 veth51d185b 1.51 1.23 8.14 1.79 0.00 0.00 0.00 0.00 16:10:07 vethc2a7fa7 77.54 72.08 53.17 34.41 0.00 0.00 0.00 0.00 16:10:07 veth080a223 2.61 2.04 0.35 1.97 0.00 0.00 0.00 0.00 16:20:18 lo 32.17 32.17 127.61 127.61 0.00 0.00 0.00 0.00 16:20:18 ens3 8.90 7.76 27.11 1.62 0.00 0.00 0.00 0.00 16:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:18 br-5aaaacf1eba8 22.98 26.14 23.74 131.41 0.00 0.00 0.00 0.00 16:20:18 veth25955aa 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 16:20:18 veth526aaa3 22.33 23.70 223.70 129.80 0.00 0.00 0.00 0.02 16:20:18 veth09b1fc1 35.90 39.84 24.15 353.04 0.00 0.00 0.00 0.03 16:20:18 vethd82f42b 70.57 77.23 48.43 28.15 0.00 0.00 0.00 0.00 16:20:18 veth51d185b 14.61 12.69 129.50 56.10 0.00 0.00 0.00 0.01 16:20:18 vethc2a7fa7 36.10 33.07 64.50 15.76 0.00 0.00 0.00 0.01 16:20:18 veth080a223 48.08 44.25 20.37 35.13 0.00 0.00 0.00 0.00 16:30:23 lo 33.52 33.52 155.24 155.24 0.00 0.00 0.00 0.00 16:30:23 ens3 3.58 3.13 7.31 1.72 0.00 0.00 0.00 0.00 16:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:23 br-5aaaacf1eba8 21.05 22.37 33.60 129.14 0.00 0.00 0.00 0.00 16:30:23 veth25955aa 0.02 0.02 0.00 0.01 0.00 0.00 0.00 0.00 16:30:23 veth526aaa3 14.60 16.33 111.82 88.07 0.00 0.00 0.00 0.01 16:30:23 veth09b1fc1 28.99 30.82 34.20 239.22 0.00 0.00 0.00 0.02 16:30:23 vethd82f42b 67.79 74.35 49.63 24.05 0.00 0.00 0.00 0.00 16:30:23 veth51d185b 12.99 11.05 88.35 71.55 0.00 0.00 0.00 0.01 16:30:23 vethc2a7fa7 47.08 43.61 80.62 24.93 0.00 0.00 0.00 0.01 16:30:23 veth080a223 34.65 31.26 15.16 27.20 0.00 0.00 0.00 0.00 Average: lo 14.06 14.06 58.55 58.55 0.00 0.00 0.00 0.00 Average: ens3 120.74 77.15 921.19 22.44 0.00 0.00 0.00 0.00 Average: docker0 6.83 11.43 0.39 154.75 0.00 0.00 0.00 0.00 Average: br-5aaaacf1eba8 9.38 10.35 11.83 54.48 0.00 0.00 0.00 0.00 Average: veth25955aa 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth526aaa3 7.82 8.50 71.96 45.71 0.00 0.00 0.00 0.01 Average: veth09b1fc1 13.73 14.99 11.98 125.65 0.00 0.00 0.00 0.01 Average: vethd82f42b 42.97 46.67 27.23 18.16 0.00 0.00 0.00 0.00 Average: veth51d185b 5.89 5.06 45.70 26.15 0.00 0.00 0.00 0.00 Average: vethc2a7fa7 32.03 29.64 39.77 14.97 0.00 0.00 0.00 0.00 Average: veth080a223 17.26 15.69 7.26 13.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3281) 03/19/26 _x86_64_ (8 CPU) 15:34:11 LINUX RESTART (8 CPU) 15:40:16 CPU %user %nice %system %iowait %steal %idle 15:50:30 all 11.71 0.00 2.06 2.27 0.06 83.90 15:50:30 0 10.55 0.00 2.26 1.71 0.07 85.41 15:50:30 1 12.61 0.00 2.05 2.97 0.07 82.30 15:50:30 2 11.67 0.00 2.06 1.74 0.06 84.47 15:50:30 3 10.69 0.00 2.15 2.09 0.06 85.01 15:50:30 4 12.27 0.00 1.93 2.17 0.06 83.57 15:50:30 5 13.03 0.00 1.92 3.08 0.07 81.90 15:50:30 6 10.72 0.00 1.68 1.32 0.06 86.23 15:50:30 7 12.13 0.00 2.42 3.07 0.06 82.31 16:00:17 all 28.59 0.00 4.35 5.93 0.12 61.01 16:00:17 0 25.65 0.00 4.31 6.43 0.12 63.49 16:00:17 1 31.01 0.00 4.90 6.51 0.12 57.46 16:00:17 2 29.88 0.00 4.30 5.93 0.12 59.77 16:00:17 3 26.42 0.00 4.16 5.45 0.11 63.86 16:00:17 4 27.10 0.01 4.52 8.14 0.13 60.09 16:00:17 5 29.65 0.00 4.04 5.72 0.11 60.48 16:00:17 6 27.76 0.00 4.16 4.49 0.11 63.49 16:00:17 7 31.27 0.00 4.43 4.74 0.12 59.44 16:10:07 all 8.89 0.07 1.04 0.58 0.07 89.34 16:10:07 0 7.93 0.29 1.10 1.70 0.08 88.91 16:10:07 1 9.20 0.03 1.13 0.55 0.07 89.02 16:10:07 2 8.76 0.07 1.11 0.77 0.07 89.22 16:10:07 3 9.27 0.04 1.19 0.23 0.09 89.18 16:10:07 4 9.06 0.03 0.94 0.19 0.06 89.72 16:10:07 5 8.49 0.03 0.94 0.58 0.06 89.89 16:10:07 6 9.64 0.03 1.01 0.33 0.07 88.93 16:10:07 7 8.77 0.04 0.92 0.32 0.07 89.88 16:20:18 all 10.39 0.00 2.21 0.57 0.11 86.73 16:20:18 0 9.33 0.01 2.44 1.29 0.09 86.85 16:20:18 1 11.29 0.00 2.42 0.86 0.18 85.24 16:20:18 2 10.37 0.01 2.14 0.38 0.10 87.00 16:20:18 3 11.41 0.00 2.36 0.65 0.10 85.47 16:20:18 4 9.63 0.00 2.00 0.45 0.09 87.83 16:20:18 5 11.88 0.00 2.27 0.20 0.09 85.56 16:20:18 6 9.22 0.00 1.88 0.31 0.09 88.51 16:20:18 7 9.95 0.00 2.15 0.37 0.13 87.38 16:30:23 all 7.81 0.00 1.97 0.17 0.09 89.96 16:30:23 0 7.30 0.00 2.04 0.31 0.10 90.25 16:30:23 1 8.67 0.00 2.10 0.19 0.10 88.95 16:30:23 2 7.81 0.00 1.99 0.22 0.09 89.90 16:30:23 3 7.21 0.00 2.00 0.08 0.10 90.62 16:30:23 4 8.12 0.01 1.93 0.21 0.08 89.66 16:30:23 5 7.51 0.00 2.04 0.13 0.09 90.23 16:30:23 6 8.63 0.00 1.88 0.10 0.09 89.30 16:30:23 7 7.26 0.00 1.76 0.13 0.08 90.77 Average: all 13.39 0.02 2.32 1.88 0.09 82.31 Average: 0 12.07 0.06 2.42 2.26 0.09 83.10 Average: 1 14.46 0.01 2.51 2.20 0.11 80.72 Average: 2 13.60 0.02 2.31 1.78 0.09 82.20 Average: 3 12.92 0.01 2.36 1.68 0.09 82.93 Average: 4 13.15 0.01 2.25 2.20 0.08 82.31 Average: 5 14.02 0.01 2.24 1.92 0.08 81.73 Average: 6 13.09 0.01 2.11 1.29 0.08 83.42 Average: 7 13.77 0.01 2.33 1.71 0.09 82.09