---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14212 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 844 12845 4 18402 30780 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:f0:b0:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.216/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84416sec preferred_lft 84416sec inet6 fe80::f816:3eff:fef0:b064/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:a8:09:83:b4:bd 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::28a8:9ff:fe83:b4bd/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-14212) 07/15/26 _x86_64_ (8 CPU) 20:16:25 LINUX RESTART (8 CPU) 20:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:30:06 586.55 0.71 570.53 15.31 35.59 60621.12 71261.29 20:40:07 10.10 0.36 9.45 0.29 7.63 337.75 2681.68 Average: 292.82 0.53 284.63 7.66 21.34 29903.32 36316.08 20:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:30:06 1238460 20864648 11288508 34.35 601320 18128404 17551216 51.76 4789428 23168676 1536 20:40:07 246760 19372332 12779312 38.89 585500 17643908 18726440 55.22 4797440 24102992 1576 Average: 742610 20118490 12033910 36.62 593410 17886156 18138828 53.49 4793434 23635834 1556 20:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:30:06 lo 0.83 0.83 0.07 0.07 0.00 0.00 0.00 0.00 20:30:06 ens3 400.63 247.86 2934.12 82.34 0.00 0.00 0.00 0.00 20:30:06 docker0 23.13 39.43 1.36 776.51 0.00 0.00 0.00 0.00 20:30:06 br-6716eb105f7a 0.28 0.26 0.01 0.02 0.00 0.00 0.00 0.00 20:30:06 veth2431606 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 20:30:06 veth9446c40 6.55 6.11 4.49 1.30 0.00 0.00 0.00 0.00 20:30:06 veth12a6ca0 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 20:30:06 vethc515474 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 20:30:06 vethd5df248 0.06 0.15 0.00 0.01 0.00 0.00 0.00 0.00 20:30:06 veth30fbd4f 0.59 0.66 0.08 0.91 0.00 0.00 0.00 0.00 20:30:06 vethb93dfad 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 20:30:06 veth4720f5d 0.25 0.30 0.03 0.48 0.00 0.00 0.00 0.00 20:40:07 lo 3.45 3.45 9.98 9.98 0.00 0.00 0.00 0.00 20:40:07 ens3 4.04 2.94 2.12 2.58 0.00 0.00 0.00 0.00 20:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:07 br-6716eb105f7a 1.86 1.75 9.49 0.54 0.00 0.00 0.00 0.00 20:40:07 veth2431606 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 20:40:07 veth9446c40 182.59 195.53 125.09 92.95 0.00 0.00 0.00 0.01 20:40:07 veth12a6ca0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 20:40:07 vethc515474 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:07 vethd5df248 0.55 0.35 0.08 0.37 0.00 0.00 0.00 0.00 20:40:07 veth30fbd4f 105.04 98.37 73.21 51.38 0.00 0.00 0.00 0.01 20:40:07 veth4720f5d 96.58 89.70 44.39 76.92 0.00 0.00 0.00 0.01 Average: lo 2.17 2.17 5.12 5.12 0.00 0.00 0.00 0.00 Average: ens3 198.54 123.06 1440.10 41.70 0.00 0.00 0.00 0.00 Average: docker0 11.34 19.34 0.67 380.83 0.00 0.00 0.00 0.00 Average: br-6716eb105f7a 1.09 1.02 4.84 0.28 0.00 0.00 0.00 0.00 Average: veth2431606 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth9446c40 96.25 102.63 65.94 48.00 0.00 0.00 0.00 0.01 Average: veth12a6ca0 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc515474 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd5df248 0.31 0.25 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth30fbd4f 53.81 50.45 37.34 26.63 0.00 0.00 0.00 0.00 Average: veth4720f5d 49.34 45.85 22.64 39.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-14212) 07/15/26 _x86_64_ (8 CPU) 20:16:25 LINUX RESTART (8 CPU) 20:20:28 CPU %user %nice %system %iowait %steal %idle 20:30:06 all 35.06 0.02 4.59 1.40 0.09 58.84 20:30:06 0 34.05 0.04 4.25 1.33 0.09 60.24 20:30:06 1 36.20 0.02 4.83 1.41 0.09 57.45 20:30:06 2 34.97 0.02 4.56 1.75 0.09 58.60 20:30:06 3 36.69 0.01 4.92 1.85 0.09 56.43 20:30:06 4 36.32 0.02 4.26 1.10 0.09 58.21 20:30:06 5 34.47 0.01 4.78 0.96 0.09 59.68 20:30:06 6 31.63 0.02 4.77 1.55 0.09 61.95 20:30:06 7 36.14 0.02 4.35 1.23 0.09 58.18 20:40:07 all 6.88 0.00 0.92 0.02 0.07 92.12 20:40:07 0 6.51 0.00 0.90 0.01 0.07 92.52 20:40:07 1 6.52 0.00 0.89 0.01 0.07 92.50 20:40:07 2 7.66 0.00 0.96 0.02 0.07 91.30 20:40:07 3 8.04 0.00 0.97 0.01 0.06 90.92 20:40:07 4 8.16 0.00 0.91 0.08 0.07 90.78 20:40:07 5 6.34 0.00 0.98 0.01 0.07 92.59 20:40:07 6 5.80 0.00 0.87 0.01 0.07 93.25 20:40:07 7 5.99 0.00 0.87 0.01 0.07 93.07 Average: all 20.70 0.01 2.72 0.70 0.08 75.79 Average: 0 20.04 0.02 2.55 0.66 0.08 76.67 Average: 1 21.09 0.01 2.83 0.70 0.08 75.29 Average: 2 21.06 0.01 2.73 0.87 0.08 75.25 Average: 3 22.09 0.01 2.91 0.92 0.08 74.00 Average: 4 21.96 0.01 2.55 0.58 0.08 74.82 Average: 5 20.14 0.01 2.85 0.48 0.08 76.44 Average: 6 18.47 0.01 2.78 0.77 0.08 77.89 Average: 7 20.77 0.01 2.57 0.61 0.08 75.96