---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2886 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 26G 130G 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 1017 16147 4 14926 30605 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:c4:dc:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.88/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84396sec preferred_lft 84396sec inet6 fe80::f816:3eff:fec4:dc61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:d9:ac:c9:4c:aa 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::b8d9:acff:fec9:4caa/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2886) 10/18/26 _x86_64_ (8 CPU) 14:35:32 LINUX RESTART (8 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:33 300.05 0.92 284.75 14.39 255.95 51828.61 297347.09 15:00:05 56.05 0.37 51.99 3.69 9.68 8133.03 32755.63 Average: 184.14 0.66 174.18 9.31 138.96 31071.47 171655.65 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:33 2236352 22547780 9601124 29.22 591036 18803296 16557432 48.83 4860108 22044808 192 15:00:05 468272 16188748 15014108 45.69 573924 15216648 25658716 75.66 4586024 24041504 37856 Average: 1352312 19368264 12307616 37.45 582480 17009972 21108074 62.25 4723066 23043156 19024 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:33 lo 2.21 2.21 0.62 0.62 0.00 0.00 0.00 0.00 14:50:33 ens3 339.13 202.63 3671.62 66.46 0.00 0.00 0.00 0.00 14:50:33 docker0 31.40 53.20 2.19 731.89 0.00 0.00 0.00 0.00 14:50:33 br-b120937ea86d 0.27 0.24 0.01 0.02 0.00 0.00 0.00 0.00 14:50:33 veth136f541 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:33 vethede1571 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:50:33 vetha9d73a9 0.14 0.20 0.01 0.01 0.00 0.00 0.00 0.00 14:50:33 veth6b8504f 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 14:50:33 vethfa16412 6.26 5.95 4.33 1.22 0.00 0.00 0.00 0.00 14:50:33 veth08dfda0 0.84 0.80 0.10 0.88 0.00 0.00 0.00 0.00 14:50:33 vethb203d76 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:50:33 vethb480189 0.60 0.54 0.08 0.67 0.00 0.00 0.00 0.00 15:00:05 lo 49.66 49.66 212.51 212.51 0.00 0.00 0.00 0.00 15:00:05 ens3 10.35 8.79 25.95 2.69 0.00 0.00 0.00 0.00 15:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:05 br-b120937ea86d 40.10 48.05 51.38 187.73 0.00 0.00 0.00 0.00 15:00:05 veth136f541 27.98 26.75 250.40 65.57 0.00 0.00 0.00 0.02 15:00:05 vethede1571 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 15:00:05 vetha9d73a9 15.23 16.01 65.22 37.89 0.00 0.00 0.00 0.01 15:00:05 veth6b8504f 55.48 64.27 51.61 435.29 0.00 0.00 0.00 0.04 15:00:05 vethfa16412 138.02 144.39 89.11 75.61 0.00 0.00 0.00 0.01 15:00:05 veth08dfda0 109.01 101.52 101.56 59.25 0.00 0.00 0.00 0.01 15:00:05 vethb480189 44.84 44.84 27.04 34.37 0.00 0.00 0.00 0.00 Average: lo 24.75 24.75 101.28 101.28 0.00 0.00 0.00 0.00 Average: ens3 182.95 110.55 1939.78 36.17 0.00 0.00 0.00 0.00 Average: docker0 16.48 27.93 1.15 384.21 0.00 0.00 0.00 0.00 Average: br-b120937ea86d 19.19 22.95 24.41 89.19 0.00 0.00 0.00 0.00 Average: veth136f541 13.31 12.77 118.95 31.15 0.00 0.00 0.00 0.01 Average: vethede1571 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vetha9d73a9 7.31 7.71 30.99 18.00 0.00 0.00 0.00 0.00 Average: veth6b8504f 26.37 30.58 24.52 206.78 0.00 0.00 0.00 0.02 Average: vethfa16412 68.85 71.71 44.60 36.56 0.00 0.00 0.00 0.00 Average: veth08dfda0 52.23 48.64 48.30 28.61 0.00 0.00 0.00 0.00 Average: vethb480189 21.62 21.59 12.89 16.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2886) 10/18/26 _x86_64_ (8 CPU) 14:35:32 LINUX RESTART (8 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:33 all 36.15 0.03 4.69 1.16 0.02 57.97 14:50:33 0 33.84 0.02 5.04 0.71 0.01 60.37 14:50:33 1 37.09 0.03 4.61 1.70 0.02 56.55 14:50:33 2 35.41 0.03 4.96 1.10 0.02 58.48 14:50:33 3 37.57 0.02 4.75 1.44 0.01 56.21 14:50:33 4 34.65 0.02 4.57 1.00 0.02 59.73 14:50:33 5 36.03 0.02 4.38 1.20 0.02 58.36 14:50:33 6 37.10 0.04 4.42 0.81 0.02 57.61 14:50:33 7 37.50 0.03 4.75 1.30 0.02 56.40 15:00:05 all 20.32 0.01 3.80 0.17 0.01 75.69 15:00:05 0 20.19 0.01 4.59 0.15 0.01 75.05 15:00:05 1 19.42 0.01 4.07 0.18 0.01 76.30 15:00:05 2 20.90 0.00 3.63 0.13 0.01 75.33 15:00:05 3 19.80 0.01 3.75 0.16 0.01 76.27 15:00:05 4 20.28 0.01 3.80 0.24 0.01 75.65 15:00:05 5 20.73 0.01 3.62 0.18 0.01 75.45 15:00:05 6 20.58 0.00 3.40 0.08 0.01 75.93 15:00:05 7 20.67 0.00 3.55 0.22 0.01 75.55 Average: all 28.64 0.02 4.27 0.69 0.01 66.38 Average: 0 27.35 0.02 4.82 0.44 0.01 67.35 Average: 1 28.69 0.02 4.36 0.98 0.01 65.94 Average: 2 28.53 0.02 4.33 0.64 0.01 66.47 Average: 3 29.13 0.02 4.27 0.83 0.01 65.74 Average: 4 27.84 0.02 4.21 0.64 0.02 67.27 Average: 5 28.77 0.01 4.02 0.72 0.01 66.46 Average: 6 29.27 0.02 3.94 0.46 0.01 66.30 Average: 7 29.52 0.02 4.18 0.78 0.01 65.49