---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2782 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 17G 139G 11% / 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 745 21593 4 9753 30878 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:be:f3:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.134/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83546sec preferred_lft 83546sec inet6 fe80::f816:3eff:febe:f348/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:a5:8f:e7:a9:cf 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 ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2782) 05/22/26 _x86_64_ (8 CPU) 15:19:30 LINUX RESTART (8 CPU) 15:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:07 34.28 15.85 17.43 0.99 1496.73 18241.03 1385.79 15:40:01 22.02 2.12 18.71 1.19 313.15 6810.29 1596.88 15:50:07 27.97 0.19 25.42 2.36 4.20 13402.03 6309.56 16:00:07 33.65 0.28 32.80 0.57 39.96 8695.33 759.43 Average: 29.51 4.64 23.59 1.28 466.06 11823.87 2520.79 15:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:07 29530484 31502984 870324 2.65 83804 2216800 1666864 4.92 265596 2757768 16472 15:40:01 27547716 31468704 852468 2.59 110092 4096012 1941636 5.73 333184 4571452 36404 15:50:07 23517108 31689772 603932 1.84 168012 8087132 1545276 4.56 813608 7885888 1069460 16:00:07 21398008 30995284 1280404 3.90 187828 9435920 6343416 18.71 986964 9752680 100 Average: 25498329 31414186 901782 2.74 137434 5958966 2874298 8.48 599838 6241947 280609 15:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:07 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 15:30:07 ens3 67.11 32.45 254.38 7.77 0.00 0.00 0.00 0.00 15:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:40:01 ens3 111.82 75.90 2504.33 14.59 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:07 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 15:50:07 ens3 149.40 122.41 1310.26 29.70 0.00 0.00 0.00 0.00 15:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:07 lo 1.18 1.18 0.08 0.08 0.00 0.00 0.00 0.00 16:00:07 ens3 11.81 11.21 3.03 3.11 0.00 0.00 0.00 0.00 16:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:07 br-28c5d669e5c9 0.12 0.06 0.00 0.00 0.00 0.00 0.00 0.00 16:00:07 veth8d50de4 0.07 0.17 0.00 0.01 0.00 0.00 0.00 0.00 16:00:07 vethe6f1a0a 0.24 0.36 0.02 0.03 0.00 0.00 0.00 0.00 16:00:07 veth1876aff 0.01 0.10 0.00 0.00 0.00 0.00 0.00 0.00 16:00:07 veth76832e7 0.01 0.08 0.00 0.00 0.00 0.00 0.00 0.00 16:00:07 vethe031122 0.27 0.32 0.02 0.03 0.00 0.00 0.00 0.00 16:00:07 veth77f4ec7 0.60 0.62 0.03 0.04 0.00 0.00 0.00 0.00 16:00:07 veth03c2c00 0.76 0.81 0.05 0.05 0.00 0.00 0.00 0.00 16:00:07 veth4d33328 0.78 0.82 0.05 0.05 0.00 0.00 0.00 0.00 16:00:07 veth444ef9d 0.38 0.41 0.03 0.02 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 85.07 60.51 1012.64 13.81 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-28c5d669e5c9 0.03 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8d50de4 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe6f1a0a 0.06 0.09 0.01 0.01 0.00 0.00 0.00 0.00 Average: veth1876aff 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth76832e7 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe031122 0.07 0.08 0.01 0.01 0.00 0.00 0.00 0.00 Average: veth77f4ec7 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 Average: veth03c2c00 0.19 0.20 0.01 0.01 0.00 0.00 0.00 0.00 Average: veth4d33328 0.19 0.21 0.01 0.01 0.00 0.00 0.00 0.00 Average: veth444ef9d 0.09 0.10 0.01 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2782) 05/22/26 _x86_64_ (8 CPU) 15:19:30 LINUX RESTART (8 CPU) 15:20:00 CPU %user %nice %system %iowait %steal %idle 15:30:07 all 1.09 0.00 0.33 22.28 0.04 76.25 15:30:07 0 1.56 0.00 0.35 20.67 0.05 77.36 15:30:07 1 0.73 0.00 0.29 30.00 0.05 68.92 15:30:07 2 0.81 0.00 0.25 39.64 0.03 59.27 15:30:07 3 1.50 0.00 0.30 20.04 0.05 78.11 15:30:07 4 1.29 0.00 0.41 16.39 0.05 81.86 15:30:07 5 0.61 0.00 0.26 10.40 0.03 88.70 15:30:07 6 1.18 0.00 0.48 25.06 0.05 73.23 15:30:07 7 1.05 0.00 0.33 16.06 0.05 82.51 15:40:01 all 2.56 0.00 1.08 13.60 0.14 82.62 15:40:01 0 3.77 0.00 1.13 4.92 0.13 90.06 15:40:01 1 3.33 0.00 1.45 49.60 0.16 45.45 15:40:01 2 2.36 0.00 0.97 4.26 0.15 92.27 15:40:01 3 1.96 0.00 1.00 10.47 0.13 86.44 15:40:01 4 1.83 0.00 0.97 3.47 0.13 93.60 15:40:01 5 2.02 0.00 0.92 5.14 0.13 91.78 15:40:01 6 2.18 0.00 1.10 10.63 0.18 85.92 15:40:01 7 3.01 0.00 1.09 20.37 0.14 75.40 15:50:07 all 14.92 0.00 4.16 17.73 0.47 62.73 15:50:07 0 14.42 0.00 4.14 13.59 0.41 67.44 15:50:07 1 17.00 0.00 4.79 20.86 0.43 56.93 15:50:07 2 14.83 0.00 4.02 18.25 0.44 62.47 15:50:07 3 15.78 0.00 4.31 21.50 0.41 58.00 15:50:07 4 15.16 0.00 4.22 18.80 0.42 61.40 15:50:07 5 13.17 0.00 3.57 13.87 0.75 68.64 15:50:07 6 14.54 0.00 3.88 18.78 0.44 62.35 15:50:07 7 14.50 0.00 4.31 16.21 0.43 64.55 16:00:07 all 3.13 0.00 0.91 16.61 0.08 79.26 16:00:07 0 2.67 0.00 0.91 11.61 0.08 84.74 16:00:07 1 3.83 0.00 1.16 29.77 0.08 65.16 16:00:07 2 3.26 0.00 0.97 9.67 0.09 86.00 16:00:07 3 3.37 0.00 0.90 10.24 0.08 85.41 16:00:07 4 2.85 0.00 0.82 9.41 0.06 86.85 16:00:07 5 3.06 0.00 0.81 6.76 0.08 89.29 16:00:07 6 3.20 0.00 0.90 11.62 0.11 84.17 16:00:07 7 2.77 0.00 0.85 43.84 0.08 52.46 Average: all 5.37 0.00 1.61 17.59 0.18 75.25 Average: 0 5.55 0.00 1.62 12.75 0.16 79.92 Average: 1 6.15 0.00 1.90 32.55 0.18 59.21 Average: 2 5.26 0.00 1.53 18.08 0.18 74.94 Average: 3 5.60 0.00 1.61 15.57 0.17 77.05 Average: 4 5.22 0.00 1.59 12.03 0.16 81.00 Average: 5 4.68 0.00 1.38 9.05 0.24 84.64 Average: 6 5.24 0.00 1.58 16.57 0.19 76.41 Average: 7 5.28 0.00 1.63 24.13 0.17 68.79