---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3299 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: 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 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 25G 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 1019 15899 4 15174 30600 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:84:a4:f1 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 84635sec preferred_lft 84635sec inet6 fe80::f816:3eff:fe84:a4f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:04:9b:e3:34:f5 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::6004:9bff:fee3:34f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3299) 10/19/26 _x86_64_ (8 CPU) 11:36:50 LINUX RESTART (8 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:00 585.73 4.90 564.25 16.59 315.11 60905.53 78900.27 12:00:14 122.76 1.08 114.26 7.42 29.01 21128.38 22930.54 Average: 351.43 2.96 336.52 11.95 170.33 40775.40 50575.52 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:00 11493956 28243176 3967796 12.07 543892 15439932 4377856 12.91 4264720 15523044 212 12:00:14 720528 16703604 14364700 43.71 570192 15627664 25327132 74.69 4755816 23611632 7840 Average: 6107242 22473390 9166248 27.89 557042 15533798 14852494 43.80 4510268 19567338 4026 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:00 lo 2.31 2.31 0.67 0.67 0.00 0.00 0.00 0.00 11:50:00 ens3 515.90 312.70 4661.11 94.36 0.00 0.00 0.00 0.00 11:50:00 docker0 34.28 61.60 2.39 872.36 0.00 0.00 0.00 0.00 11:50:00 vethdba476b 5.38 7.89 0.37 100.50 0.00 0.00 0.00 0.01 12:00:14 lo 58.74 58.74 267.18 267.18 0.00 0.00 0.00 0.00 12:00:14 ens3 86.81 50.36 1337.30 10.11 0.00 0.00 0.00 0.00 12:00:14 docker0 0.03 0.07 0.00 0.60 0.00 0.00 0.00 0.00 12:00:14 br-10feadfa709f 51.78 60.20 72.31 223.22 0.00 0.00 0.00 0.00 12:00:14 veth0464354 0.13 0.22 0.01 0.03 0.00 0.00 0.00 0.00 12:00:14 veth71409aa 17.27 18.22 63.86 52.90 0.00 0.00 0.00 0.01 12:00:14 veth13d0673 144.36 149.72 100.83 77.21 0.00 0.00 0.00 0.01 12:00:14 vethe4a08c4 66.65 75.54 72.60 471.53 0.00 0.00 0.00 0.04 12:00:14 veth9e3f99e 28.29 27.42 251.47 64.00 0.00 0.00 0.00 0.02 12:00:14 veth04804e8 106.75 99.80 114.56 60.70 0.00 0.00 0.00 0.01 12:00:14 veth8392b56 48.12 48.45 28.57 42.08 0.00 0.00 0.00 0.00 Average: lo 30.86 30.86 135.54 135.54 0.00 0.00 0.00 0.00 Average: ens3 298.75 179.94 2979.02 51.72 0.00 0.00 0.00 0.00 Average: docker0 16.94 30.46 1.18 431.19 0.00 0.00 0.00 0.00 Average: br-10feadfa709f 26.20 30.47 36.59 112.96 0.00 0.00 0.00 0.00 Average: veth0464354 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth71409aa 8.74 9.22 32.32 26.77 0.00 0.00 0.00 0.00 Average: veth13d0673 73.06 75.77 51.03 39.07 0.00 0.00 0.00 0.00 Average: vethe4a08c4 33.73 38.23 36.74 238.63 0.00 0.00 0.00 0.02 Average: veth9e3f99e 14.32 13.88 127.26 32.39 0.00 0.00 0.00 0.01 Average: veth04804e8 54.02 50.51 57.98 30.72 0.00 0.00 0.00 0.00 Average: veth8392b56 24.35 24.52 14.46 21.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3299) 10/19/26 _x86_64_ (8 CPU) 11:36:50 LINUX RESTART (8 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:00 all 40.63 0.00 5.20 1.53 0.08 52.57 11:50:00 0 43.88 0.00 5.62 1.42 0.08 49.01 11:50:00 1 39.40 0.00 5.34 1.29 0.08 53.89 11:50:00 2 41.56 0.00 4.80 1.17 0.08 52.39 11:50:00 3 38.55 0.00 4.57 1.69 0.07 55.12 11:50:00 4 40.97 0.00 5.27 1.82 0.08 51.87 11:50:00 5 40.74 0.00 5.55 1.65 0.07 51.99 11:50:00 6 40.46 0.00 5.47 2.03 0.08 51.96 11:50:00 7 39.48 0.00 4.99 1.13 0.09 54.31 12:00:14 all 25.20 0.03 4.90 0.45 0.03 69.39 12:00:14 0 24.45 0.03 5.94 0.47 0.02 69.09 12:00:14 1 24.96 0.02 5.33 0.42 0.03 69.24 12:00:14 2 25.85 0.04 4.91 0.58 0.03 68.59 12:00:14 3 24.29 0.03 4.94 0.33 0.03 70.38 12:00:14 4 25.18 0.04 4.70 0.77 0.03 69.28 12:00:14 5 26.28 0.04 4.46 0.39 0.03 68.79 12:00:14 6 25.59 0.02 4.50 0.35 0.03 69.49 12:00:14 7 25.03 0.02 4.38 0.26 0.02 70.29 Average: all 32.82 0.01 5.05 0.98 0.05 61.08 Average: 0 34.00 0.01 5.78 0.94 0.05 59.21 Average: 1 32.08 0.01 5.34 0.85 0.05 61.67 Average: 2 33.61 0.02 4.86 0.87 0.05 60.58 Average: 3 31.35 0.01 4.76 1.00 0.05 62.82 Average: 4 32.98 0.02 4.98 1.29 0.05 60.67 Average: 5 33.44 0.02 5.00 1.02 0.05 60.47 Average: 6 32.94 0.01 4.98 1.18 0.06 60.83 Average: 7 32.18 0.01 4.68 0.69 0.05 62.39