---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1412 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 27G 129G 17% / 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 1028 14462 3 16601 30596 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:19:4b:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.43/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83033sec preferred_lft 83033sec inet6 fe80::f816:3eff:fe19:4bfc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:ee:72:76:1c:d3 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::70ee:72ff:fe76:1cd3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1412) 03/12/26 _x86_64_ (8 CPU) 12:16:12 LINUX RESTART (8 CPU) 12:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:10 409.40 4.27 398.37 6.76 279.18 42028.86 53688.25 12:40:11 281.03 0.49 270.24 10.30 19.07 41148.69 123806.04 12:50:06 24.35 1.18 21.43 1.75 43.89 2823.04 3944.47 13:00:12 16.74 0.11 15.51 1.11 3.84 3293.71 7116.35 13:10:17 19.92 0.20 17.62 2.11 8.27 2778.96 9826.50 Average: 150.60 1.25 144.94 4.41 71.04 18444.17 39696.99 12:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:10 14491680 27488932 4754428 14.47 400180 12142008 5010716 14.78 3197996 13959896 0 12:40:11 269212 21579972 10566976 32.16 594384 19761356 16325176 48.14 5451104 23414132 244 12:50:06 310664 19255416 12799368 38.95 581168 17536660 18482880 54.50 5264372 23544948 11384 13:00:12 311300 18414232 13572160 41.30 581212 16788192 19549120 57.65 5199348 23624876 872 13:10:17 1626760 19397340 12657508 38.52 581296 16401544 18162224 53.56 5186052 22328668 37352 Average: 3401923 21227178 10870088 33.08 547648 16525952 15506023 45.73 4859774 21374504 9970 12:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:10 lo 0.45 0.45 0.06 0.06 0.00 0.00 0.00 0.00 12:30:10 ens3 471.48 255.48 2215.42 102.36 0.00 0.00 0.00 0.00 12:30:10 docker0 19.17 32.97 1.13 627.40 0.00 0.00 0.00 0.00 12:40:11 lo 0.66 0.66 0.12 0.12 0.00 0.00 0.00 0.00 12:40:11 ens3 149.77 95.69 1989.05 24.35 0.00 0.00 0.00 0.00 12:40:11 docker0 9.23 13.96 0.52 212.71 0.00 0.00 0.00 0.00 12:40:11 br-7024c148cc5e 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:40:11 vethc2ffcc1 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:40:11 vethcea213d 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:11 vetha7cb61f 0.14 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:40:11 veth182cc10 6.79 6.45 4.50 1.29 0.00 0.00 0.00 0.00 12:40:11 veth2f2a6ef 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:11 veth5b78113 1.03 1.05 0.12 0.93 0.00 0.00 0.00 0.00 12:40:11 veth001cd62 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:40:11 vethda1c81f 0.54 0.52 0.07 0.64 0.00 0.00 0.00 0.00 12:50:06 lo 10.86 10.86 26.42 26.42 0.00 0.00 0.00 0.00 12:50:06 ens3 8.87 7.21 22.44 3.29 0.00 0.00 0.00 0.00 12:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:06 br-7024c148cc5e 10.47 11.98 5.00 42.55 0.00 0.00 0.00 0.00 12:50:06 vethc2ffcc1 16.77 18.27 4.37 177.91 0.00 0.00 0.00 0.01 12:50:06 vethcea213d 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 12:50:06 vetha7cb61f 6.58 5.54 63.69 11.18 0.00 0.00 0.00 0.01 12:50:06 veth182cc10 106.59 114.07 55.40 52.40 0.00 0.00 0.00 0.00 12:50:06 veth2f2a6ef 10.76 11.64 136.32 63.97 0.00 0.00 0.00 0.01 12:50:06 veth5b78113 88.47 82.77 66.10 39.28 0.00 0.00 0.00 0.01 12:50:06 vethda1c81f 31.43 29.17 12.32 18.59 0.00 0.00 0.00 0.00 13:00:12 lo 33.88 33.88 155.11 155.11 0.00 0.00 0.00 0.00 13:00:12 ens3 4.13 3.29 10.54 1.16 0.00 0.00 0.00 0.00 13:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:12 br-7024c148cc5e 28.87 32.24 29.92 137.04 0.00 0.00 0.00 0.00 13:00:12 vethc2ffcc1 36.80 40.11 30.98 254.26 0.00 0.00 0.00 0.02 13:00:12 vethcea213d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:12 vetha7cb61f 11.94 11.00 83.73 55.06 0.00 0.00 0.00 0.01 13:00:12 veth182cc10 64.78 71.34 51.74 26.17 0.00 0.00 0.00 0.00 13:00:12 veth2f2a6ef 14.28 15.59 119.09 83.52 0.00 0.00 0.00 0.01 13:00:12 veth5b78113 38.88 36.05 62.93 17.97 0.00 0.00 0.00 0.01 13:00:12 vethda1c81f 39.22 35.19 18.21 36.43 0.00 0.00 0.00 0.00 13:10:17 lo 27.51 27.51 115.96 115.96 0.00 0.00 0.00 0.00 13:10:17 ens3 5.87 5.06 17.60 1.54 0.00 0.00 0.00 0.00 13:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:17 br-7024c148cc5e 24.87 27.18 26.39 107.91 0.00 0.00 0.00 0.00 13:10:17 vethc2ffcc1 34.85 37.10 27.14 298.72 0.00 0.00 0.00 0.02 13:10:17 vethcea213d 0.13 0.12 0.02 0.04 0.00 0.00 0.00 0.00 13:10:17 vetha7cb61f 14.76 12.89 133.29 68.62 0.00 0.00 0.00 0.01 13:10:17 veth182cc10 53.47 58.44 29.94 15.69 0.00 0.00 0.00 0.00 13:10:17 veth2f2a6ef 18.57 20.87 192.60 133.33 0.00 0.00 0.00 0.02 13:10:17 veth5b78113 36.27 33.27 74.16 17.95 0.00 0.00 0.00 0.01 13:10:17 vethda1c81f 29.21 26.92 10.02 13.99 0.00 0.00 0.00 0.00 Average: lo 14.70 14.70 59.73 59.73 0.00 0.00 0.00 0.00 Average: ens3 128.46 73.58 852.68 26.64 0.00 0.00 0.00 0.00 Average: docker0 5.70 9.42 0.33 168.62 0.00 0.00 0.00 0.00 Average: br-7024c148cc5e 12.92 14.36 12.31 57.63 0.00 0.00 0.00 0.00 Average: vethc2ffcc1 17.71 19.14 12.54 146.23 0.00 0.00 0.00 0.01 Average: vethcea213d 0.05 0.07 0.01 0.02 0.00 0.00 0.00 0.00 Average: vetha7cb61f 6.69 5.93 56.17 27.06 0.00 0.00 0.00 0.00 Average: veth182cc10 46.16 49.88 28.25 19.01 0.00 0.00 0.00 0.00 Average: veth2f2a6ef 8.73 9.65 89.52 56.19 0.00 0.00 0.00 0.01 Average: veth5b78113 32.77 30.48 40.61 15.16 0.00 0.00 0.00 0.00 Average: vethda1c81f 20.06 18.34 8.12 13.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1412) 03/12/26 _x86_64_ (8 CPU) 12:16:12 LINUX RESTART (8 CPU) 12:20:04 CPU %user %nice %system %iowait %steal %idle 12:30:10 all 21.87 0.00 3.21 1.28 0.09 73.56 12:30:10 0 20.57 0.00 2.89 1.47 0.09 74.98 12:30:10 1 23.81 0.00 4.11 1.04 0.09 70.95 12:30:10 2 23.11 0.00 3.10 1.41 0.09 72.29 12:30:10 3 22.91 0.00 3.62 1.41 0.09 71.98 12:30:10 4 19.97 0.00 2.75 1.45 0.09 75.74 12:30:10 5 22.29 0.00 2.80 1.49 0.08 73.33 12:30:10 6 22.65 0.00 3.18 1.02 0.08 73.07 12:30:10 7 19.64 0.00 3.19 0.96 0.09 76.11 12:40:11 all 17.15 0.02 2.81 1.19 0.08 78.75 12:40:11 0 13.48 0.01 2.81 1.98 0.08 81.64 12:40:11 1 18.27 0.03 2.79 0.91 0.09 77.91 12:40:11 2 16.16 0.02 3.43 1.37 0.09 78.92 12:40:11 3 17.73 0.01 2.68 1.53 0.09 77.95 12:40:11 4 15.64 0.01 2.73 1.03 0.08 80.51 12:40:11 5 15.33 0.02 2.31 0.67 0.08 81.60 12:40:11 6 15.53 0.03 2.81 0.92 0.08 80.63 12:40:11 7 25.03 0.02 2.91 1.12 0.09 70.82 12:50:06 all 9.21 0.00 1.28 0.13 0.09 89.29 12:50:06 0 8.85 0.01 1.36 0.17 0.08 89.53 12:50:06 1 10.54 0.00 1.31 0.10 0.09 87.95 12:50:06 2 9.65 0.01 1.35 0.05 0.08 88.86 12:50:06 3 8.16 0.01 1.22 0.10 0.09 90.43 12:50:06 4 8.97 0.00 1.30 0.16 0.09 89.49 12:50:06 5 10.83 0.00 1.19 0.21 0.09 87.68 12:50:06 6 7.74 0.00 1.26 0.06 0.08 90.85 12:50:06 7 8.93 0.01 1.25 0.21 0.09 89.52 13:00:12 all 8.60 0.00 2.01 0.16 0.11 89.11 13:00:12 0 7.82 0.01 2.09 0.13 0.11 89.84 13:00:12 1 9.53 0.00 2.28 0.13 0.12 87.95 13:00:12 2 9.67 0.00 2.18 0.06 0.11 87.97 13:00:12 3 8.78 0.00 2.02 0.24 0.12 88.83 13:00:12 4 8.20 0.00 1.89 0.15 0.11 89.65 13:00:12 5 8.33 0.00 1.74 0.31 0.11 89.50 13:00:12 6 8.06 0.01 1.93 0.06 0.11 89.83 13:00:12 7 8.44 0.01 1.93 0.18 0.11 89.33 13:10:17 all 7.42 0.00 1.92 1.44 0.11 89.12 13:10:17 0 7.55 0.00 2.01 1.11 0.11 89.21 13:10:17 1 7.97 0.00 1.94 0.79 0.12 89.17 13:10:17 2 7.18 0.01 2.03 1.22 0.11 89.45 13:10:17 3 7.81 0.00 2.16 0.33 0.11 89.59 13:10:17 4 8.76 0.00 2.00 5.69 0.11 83.44 13:10:17 5 6.23 0.00 1.73 0.47 0.11 91.47 13:10:17 6 6.92 0.00 1.72 1.18 0.11 90.07 13:10:17 7 6.90 0.00 1.74 0.71 0.11 90.53 Average: all 12.86 0.01 2.25 0.84 0.10 83.95 Average: 0 11.67 0.01 2.23 0.97 0.09 85.03 Average: 1 14.03 0.01 2.49 0.60 0.10 82.77 Average: 2 13.17 0.01 2.42 0.82 0.10 83.48 Average: 3 13.10 0.00 2.34 0.72 0.10 83.73 Average: 4 12.32 0.00 2.13 1.70 0.10 83.75 Average: 5 12.61 0.01 1.96 0.63 0.09 84.71 Average: 6 12.20 0.01 2.18 0.65 0.09 84.87 Average: 7 13.79 0.01 2.21 0.64 0.10 83.25