---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2751 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 868 13188 4 18035 30756 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:24:07:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.164/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83034sec preferred_lft 83034sec inet6 fe80::f816:3eff:fe24:76a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:8b:c6:a6:70:33 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::8c8b:c6ff:fea6:7033/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-2751) 06/26/26 _x86_64_ (8 CPU) 10:16:41 LINUX RESTART (8 CPU) 10:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:05 595.04 0.59 580.33 14.11 22.83 60598.28 92837.11 10:40:08 57.23 0.40 54.07 2.76 16.83 4414.35 1985.49 10:50:01 10.69 0.02 10.06 0.61 0.35 822.99 4287.76 11:00:05 18.27 0.09 16.75 1.43 11.43 2040.27 9765.08 11:10:05 27.93 0.14 24.80 2.99 2.47 3478.24 17718.99 Average: 142.41 0.25 137.77 4.39 10.82 14329.24 25400.20 10:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:05 8111864 27077364 5125196 15.60 584992 17485948 5237280 15.44 4603372 18424560 204504 10:40:08 265520 19731984 12371068 37.64 600240 18012536 19010960 56.06 4919652 23990676 476 10:50:01 561480 19872176 12230448 37.22 598244 17859452 18172776 53.59 5099472 23488080 50240 11:00:05 304492 19398128 12653604 38.50 584732 17705764 18888828 55.70 5057784 23764836 496 11:10:05 362236 19367436 12690704 38.62 583576 17613692 18911504 55.77 4957108 23834800 54900 Average: 1921118 21089418 11014204 33.52 590357 17735478 16044270 47.31 4927478 22700590 62123 10:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:05 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 10:30:05 ens3 381.97 240.16 3033.96 74.13 0.00 0.00 0.00 0.00 10:30:05 docker0 17.39 34.88 1.07 755.76 0.00 0.00 0.00 0.00 10:30:05 br-4f5217be0fe3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:08 lo 1.72 1.72 1.73 1.73 0.00 0.00 0.00 0.00 10:40:08 ens3 8.17 5.18 6.02 2.65 0.00 0.00 0.00 0.00 10:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:08 br-4f5217be0fe3 1.74 2.02 0.38 4.83 0.00 0.00 0.00 0.00 10:40:08 vethf4dfcac 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 10:40:08 veth6a37af2 1.26 1.11 5.29 1.38 0.00 0.00 0.00 0.00 10:40:08 veth5b78334 72.79 77.60 36.44 37.45 0.00 0.00 0.00 0.00 10:40:08 vethf19e43d 2.28 2.67 0.33 23.65 0.00 0.00 0.00 0.00 10:40:08 vethb618ba2 1.48 1.64 18.92 5.30 0.00 0.00 0.00 0.00 10:40:08 veth371a6a0 73.44 68.20 50.99 33.18 0.00 0.00 0.00 0.00 10:40:08 veth04173bc 2.55 1.99 0.34 1.86 0.00 0.00 0.00 0.00 10:50:01 lo 9.16 9.16 10.09 10.09 0.00 0.00 0.00 0.00 10:50:01 ens3 5.13 2.52 8.40 0.96 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-4f5217be0fe3 5.43 7.55 2.72 14.48 0.00 0.00 0.00 0.00 10:50:01 vethf4dfcac 0.09 0.08 0.01 0.03 0.00 0.00 0.00 0.00 10:50:01 veth6a37af2 2.41 2.13 12.38 4.12 0.00 0.00 0.00 0.00 10:50:01 veth5b78334 31.61 34.70 23.44 10.36 0.00 0.00 0.00 0.00 10:50:01 vethf19e43d 7.40 9.52 2.72 56.05 0.00 0.00 0.00 0.00 10:50:01 vethb618ba2 3.72 3.84 41.86 12.45 0.00 0.00 0.00 0.00 10:50:01 veth371a6a0 13.70 12.95 6.12 4.25 0.00 0.00 0.00 0.00 10:50:01 veth04173bc 23.54 21.39 8.87 19.83 0.00 0.00 0.00 0.00 11:00:05 lo 10.89 10.89 17.75 17.75 0.00 0.00 0.00 0.00 11:00:05 ens3 7.36 5.68 17.72 2.52 0.00 0.00 0.00 0.00 11:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 br-4f5217be0fe3 8.89 11.34 4.36 30.73 0.00 0.00 0.00 0.00 11:00:05 vethf4dfcac 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 veth6a37af2 5.54 5.32 31.77 18.70 0.00 0.00 0.00 0.00 11:00:05 veth5b78334 26.36 28.99 19.76 8.65 0.00 0.00 0.00 0.00 11:00:05 vethf19e43d 14.62 17.07 5.20 153.49 0.00 0.00 0.00 0.01 11:00:05 vethb618ba2 9.66 9.86 123.51 32.00 0.00 0.00 0.00 0.01 11:00:05 veth371a6a0 12.36 11.45 19.78 3.42 0.00 0.00 0.00 0.00 11:00:05 veth04173bc 20.04 18.32 7.41 17.41 0.00 0.00 0.00 0.00 11:10:05 lo 20.36 20.36 67.48 67.48 0.00 0.00 0.00 0.00 11:10:05 ens3 14.35 11.05 35.51 2.47 0.00 0.00 0.00 0.00 11:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:05 br-4f5217be0fe3 20.71 22.90 17.39 85.18 0.00 0.00 0.00 0.00 11:10:05 vethf4dfcac 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 11:10:05 veth6a37af2 12.68 11.96 65.17 15.51 0.00 0.00 0.00 0.01 11:10:05 veth5b78334 76.26 82.41 55.39 30.59 0.00 0.00 0.00 0.00 11:10:05 vethf19e43d 33.92 36.33 19.26 330.69 0.00 0.00 0.00 0.03 11:10:05 vethb618ba2 22.41 22.79 247.68 65.54 0.00 0.00 0.00 0.02 11:10:05 veth371a6a0 23.93 22.76 17.68 9.36 0.00 0.00 0.00 0.00 11:10:05 veth04173bc 63.72 58.87 27.65 48.62 0.00 0.00 0.00 0.00 Average: lo 8.53 8.53 19.40 19.40 0.00 0.00 0.00 0.00 Average: ens3 83.74 53.14 623.11 16.62 0.00 0.00 0.00 0.00 Average: docker0 3.49 7.01 0.22 151.85 0.00 0.00 0.00 0.00 Average: br-4f5217be0fe3 7.35 8.75 4.96 27.02 0.00 0.00 0.00 0.00 Average: vethf4dfcac 0.05 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth6a37af2 4.37 4.10 22.91 7.95 0.00 0.00 0.00 0.00 Average: veth5b78334 41.39 44.73 26.98 17.42 0.00 0.00 0.00 0.00 Average: vethf19e43d 11.63 13.10 5.50 112.72 0.00 0.00 0.00 0.01 Average: vethb618ba2 7.45 7.62 86.36 23.05 0.00 0.00 0.00 0.01 Average: veth371a6a0 24.72 23.10 18.95 10.06 0.00 0.00 0.00 0.00 Average: veth04173bc 21.92 20.07 8.83 17.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-2751) 06/26/26 _x86_64_ (8 CPU) 10:16:41 LINUX RESTART (8 CPU) 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:30:05 all 33.06 0.00 4.85 4.77 0.12 57.20 10:30:05 0 31.08 0.00 5.00 5.75 0.12 58.05 10:30:05 1 33.60 0.00 5.04 5.49 0.12 55.75 10:30:05 2 33.20 0.00 4.67 3.56 0.12 58.45 10:30:05 3 32.44 0.00 4.75 3.26 0.12 59.44 10:30:05 4 33.14 0.00 5.13 5.50 0.12 56.12 10:30:05 5 32.63 0.00 4.81 6.16 0.12 56.29 10:30:05 6 34.67 0.00 4.79 4.77 0.12 55.66 10:30:05 7 33.73 0.00 4.62 3.71 0.11 57.83 10:40:08 all 9.90 0.02 1.11 0.97 0.06 87.94 10:40:08 0 9.18 0.02 1.14 1.16 0.06 88.44 10:40:08 1 10.77 0.04 1.23 1.35 0.07 86.54 10:40:08 2 9.92 0.01 1.20 1.55 0.06 87.26 10:40:08 3 10.18 0.03 1.16 1.72 0.06 86.85 10:40:08 4 10.38 0.02 1.12 0.56 0.06 87.86 10:40:08 5 9.52 0.02 1.04 0.65 0.06 88.70 10:40:08 6 9.56 0.01 0.97 0.28 0.06 89.11 10:40:08 7 9.66 0.03 1.02 0.48 0.07 88.75 10:50:01 all 4.31 0.00 0.78 0.21 0.06 94.64 10:50:01 0 4.17 0.00 0.84 0.22 0.05 94.72 10:50:01 1 4.63 0.00 0.83 0.02 0.07 94.44 10:50:01 2 4.64 0.00 0.81 0.29 0.06 94.20 10:50:01 3 4.71 0.00 0.75 0.32 0.06 94.16 10:50:01 4 4.45 0.00 0.79 0.04 0.05 94.66 10:50:01 5 3.95 0.00 0.79 0.20 0.05 95.00 10:50:01 6 4.01 0.00 0.70 0.20 0.06 95.03 10:50:01 7 3.90 0.00 0.74 0.41 0.06 94.90 11:00:05 all 4.55 0.00 0.98 0.10 0.06 94.30 11:00:05 0 4.13 0.01 1.03 0.16 0.07 94.61 11:00:05 1 5.93 0.00 1.11 0.10 0.08 92.77 11:00:05 2 4.54 0.00 1.01 0.07 0.06 94.32 11:00:05 3 4.03 0.01 0.93 0.08 0.07 94.88 11:00:05 4 5.68 0.00 0.98 0.16 0.07 93.12 11:00:05 5 4.38 0.00 1.00 0.08 0.06 94.48 11:00:05 6 4.00 0.00 0.92 0.09 0.06 94.93 11:00:05 7 3.69 0.01 0.86 0.08 0.05 95.31 11:10:05 all 7.62 0.01 1.82 0.22 0.08 90.26 11:10:05 0 6.35 0.01 1.80 0.09 0.08 91.67 11:10:05 1 7.44 0.01 1.93 0.06 0.09 90.47 11:10:05 2 8.10 0.01 2.02 0.21 0.09 89.56 11:10:05 3 7.59 0.00 1.69 0.29 0.08 90.36 11:10:05 4 8.30 0.01 1.70 0.11 0.08 89.79 11:10:05 5 6.17 0.01 1.82 0.31 0.07 91.62 11:10:05 6 7.99 0.01 1.79 0.34 0.08 89.79 11:10:05 7 8.99 0.01 1.78 0.33 0.08 88.81 Average: all 11.90 0.01 1.91 1.26 0.08 84.85 Average: 0 11.00 0.01 1.96 1.48 0.08 85.48 Average: 1 12.49 0.01 2.03 1.41 0.09 83.98 Average: 2 12.09 0.01 1.94 1.14 0.08 84.74 Average: 3 11.80 0.01 1.86 1.14 0.08 85.12 Average: 4 12.40 0.01 1.94 1.28 0.08 84.30 Average: 5 11.33 0.01 1.89 1.48 0.07 85.22 Average: 6 12.06 0.00 1.83 1.14 0.08 84.89 Average: 7 12.01 0.01 1.80 1.00 0.08 85.11