---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4332 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 983 11862 4 19246 30641 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:1f:63:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.53/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84440sec preferred_lft 84440sec inet6 fe80::f816:3eff:fe1f:63bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:d4:fe:c8:3a:c2 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::f0d4:feff:fec8:3ac2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4332) 07/01/26 _x86_64_ (8 CPU) 12:58:13 LINUX RESTART (8 CPU) 13:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:09 705.53 2.36 668.87 34.30 732.01 70584.40 608125.87 13:20:02 51.26 0.32 48.43 2.51 5.86 2668.30 2167.89 13:30:01 14.30 0.13 12.30 1.87 2.91 462.41 286250.47 Average: 259.50 0.94 245.54 13.01 249.65 24827.02 301015.20 13:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:09 4496344 24027788 8131368 24.74 588772 18062504 11954948 35.25 4886108 19821924 640 13:20:02 276556 20276664 11874252 36.13 601252 18492400 17981188 53.02 5129660 23754916 1176 13:30:01 8012008 27226672 4964004 15.11 584700 17714712 5818244 17.16 4876740 18214996 528 Average: 4261636 23843708 8323208 25.33 591575 18089872 11918127 35.15 4964169 20597279 781 13:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:09 lo 0.85 0.85 0.09 0.09 0.00 0.00 0.00 0.00 13:10:09 ens3 598.80 351.58 4296.44 121.30 0.00 0.00 0.00 0.00 13:10:09 docker0 20.72 38.08 1.27 856.62 0.00 0.00 0.00 0.00 13:10:09 br-a3195f6d9f2e 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 13:10:09 veth7f9b510 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 13:10:09 veth2af2188 0.16 0.22 0.01 0.02 0.00 0.00 0.00 0.00 13:10:09 veth92a0a57 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 13:10:09 vethb504004 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 13:10:09 vethfddaaa1 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 13:10:09 veth832a7b8 0.12 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:20:02 lo 2.01 2.01 4.59 4.59 0.00 0.00 0.00 0.00 13:20:02 ens3 7.74 4.47 2.94 2.54 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 br-a3195f6d9f2e 1.03 0.95 4.30 0.29 0.00 0.00 0.00 0.00 13:20:02 veth7f9b510 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 veth2af2188 133.69 142.21 86.83 68.23 0.00 0.00 0.00 0.01 13:20:02 veth92a0a57 0.50 0.37 0.07 0.32 0.00 0.00 0.00 0.00 13:20:02 vethb504004 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 13:20:02 vethfddaaa1 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 vethc31c30f 88.61 83.13 61.59 41.95 0.00 0.00 0.00 0.01 13:20:02 veth1dca423 53.22 49.22 24.55 44.40 0.00 0.00 0.00 0.00 13:30:01 lo 9.08 9.08 52.52 52.52 0.00 0.00 0.00 0.00 13:30:01 ens3 20.35 10.78 7.70 6.28 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 br-a3195f6d9f2e 5.27 4.85 51.73 0.94 0.00 0.00 0.00 0.00 13:30:01 veth2af2188 273.48 295.53 219.28 125.44 0.00 0.00 0.00 0.02 Average: lo 3.97 3.97 19.03 19.03 0.00 0.00 0.00 0.00 Average: ens3 211.17 123.58 1451.78 43.82 0.00 0.00 0.00 0.00 Average: docker0 6.99 12.84 0.43 288.75 0.00 0.00 0.00 0.00 Average: br-a3195f6d9f2e 2.16 1.99 18.65 0.41 0.00 0.00 0.00 0.00 Average: veth2af2188 135.22 145.40 101.67 64.28 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4332) 07/01/26 _x86_64_ (8 CPU) 12:58:13 LINUX RESTART (8 CPU) 13:00:02 CPU %user %nice %system %iowait %steal %idle 13:10:09 all 35.00 0.00 5.26 1.93 0.10 57.71 13:10:09 0 35.09 0.00 4.94 1.46 0.10 58.40 13:10:09 1 40.28 0.00 6.01 2.27 0.11 51.33 13:10:09 2 33.89 0.01 5.28 2.33 0.10 58.39 13:10:09 3 34.04 0.00 5.48 2.71 0.10 57.67 13:10:09 4 34.22 0.00 4.79 1.82 0.10 59.07 13:10:09 5 35.83 0.00 5.09 1.31 0.10 57.67 13:10:09 6 32.41 0.00 5.51 2.13 0.11 59.84 13:10:09 7 34.21 0.00 4.97 1.41 0.10 59.30 13:20:02 all 9.37 0.02 1.07 0.25 0.05 89.24 13:20:02 0 9.81 0.02 1.12 0.18 0.05 88.83 13:20:02 1 9.68 0.02 1.32 0.32 0.06 88.60 13:20:02 2 9.60 0.03 1.11 0.06 0.06 89.14 13:20:02 3 9.15 0.04 1.00 0.18 0.05 89.57 13:20:02 4 8.93 0.01 1.00 0.09 0.05 89.91 13:20:02 5 9.37 0.01 1.00 0.55 0.05 89.01 13:20:02 6 9.08 0.03 0.92 0.31 0.05 89.62 13:20:02 7 9.29 0.01 1.09 0.29 0.05 89.26 13:30:01 all 4.69 0.00 1.07 1.29 0.06 92.90 13:30:01 0 4.43 0.00 1.13 1.02 0.06 93.36 13:30:01 1 5.64 0.00 1.16 1.25 0.06 91.89 13:30:01 2 4.92 0.00 1.07 0.99 0.06 92.96 13:30:01 3 4.23 0.00 1.04 0.73 0.06 93.94 13:30:01 4 4.75 0.00 1.10 1.81 0.05 92.29 13:30:01 5 3.71 0.00 1.01 1.40 0.06 93.82 13:30:01 6 4.19 0.00 0.97 1.21 0.05 93.58 13:30:01 7 5.65 0.00 1.08 1.89 0.05 91.33 Average: all 16.45 0.01 2.48 1.16 0.07 79.83 Average: 0 16.55 0.01 2.41 0.89 0.07 80.07 Average: 1 18.66 0.01 2.85 1.28 0.08 77.12 Average: 2 16.25 0.01 2.51 1.14 0.07 80.02 Average: 3 15.89 0.01 2.52 1.21 0.07 80.28 Average: 4 16.06 0.01 2.31 1.24 0.07 80.31 Average: 5 16.40 0.00 2.38 1.09 0.07 80.05 Average: 6 15.31 0.01 2.48 1.22 0.07 80.91 Average: 7 16.50 0.01 2.40 1.20 0.07 79.83