---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3291 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 852 15922 4 15318 30771 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:5e:8d:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.132/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84679sec preferred_lft 84679sec inet6 fe80::f816:3eff:fe5e:8dee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:53:74:d1:d1:67 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::a053:74ff:fed1:d167/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3291) 10/19/26 _x86_64_ (8 CPU) 11:36:39 LINUX RESTART (8 CPU) 11:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:00 616.17 5.16 572.19 38.82 320.18 62442.43 851766.71 12:00:14 123.75 0.94 115.32 7.50 26.36 20366.63 73638.44 Average: 364.01 3.00 338.23 22.78 169.72 40895.59 453290.54 11:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:00 11322220 28279156 3931360 11.96 541556 15655328 4368624 12.88 4286980 15690168 720 12:00:14 644060 16756452 14316324 43.56 574788 15745860 25453544 75.06 4806176 23641920 13840 Average: 5983140 22517804 9123842 27.76 558172 15700594 14911084 43.97 4546578 19666044 7280 11:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:00 lo 2.47 2.47 0.69 0.69 0.00 0.00 0.00 0.00 11:50:00 ens3 501.25 303.55 4716.12 89.36 0.00 0.00 0.00 0.00 11:50:00 docker0 30.92 59.23 2.22 871.79 0.00 0.00 0.00 0.00 11:50:00 veth53c9c08 3.35 5.51 0.22 82.10 0.00 0.00 0.00 0.01 11:50:00 veth40b20ce 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:00:14 lo 59.33 59.33 266.86 266.86 0.00 0.00 0.00 0.00 12:00:14 ens3 101.59 59.61 1356.37 15.49 0.00 0.00 0.00 0.00 12:00:14 docker0 2.10 2.67 0.13 20.36 0.00 0.00 0.00 0.00 12:00:14 br-f5a5ea9f458d 47.37 52.29 71.47 217.21 0.00 0.00 0.00 0.00 12:00:14 veth78b18b4 0.13 0.22 0.01 0.03 0.00 0.00 0.00 0.00 12:00:14 vethec2ea22 143.10 148.46 95.93 76.99 0.00 0.00 0.00 0.01 12:00:14 vethb999e5b 62.31 67.70 71.72 465.22 0.00 0.00 0.00 0.04 12:00:14 vetha8fc764 17.11 18.20 63.77 52.83 0.00 0.00 0.00 0.01 12:00:14 veth3528dff 28.36 27.43 251.17 63.92 0.00 0.00 0.00 0.02 12:00:14 veth8a35a18 106.63 99.61 114.41 60.62 0.00 0.00 0.00 0.01 12:00:14 veth26651e6 47.00 47.28 28.40 37.26 0.00 0.00 0.00 0.00 Average: lo 31.59 31.59 136.99 136.99 0.00 0.00 0.00 0.00 Average: ens3 296.59 178.63 2995.60 51.53 0.00 0.00 0.00 0.00 Average: docker0 16.16 30.27 1.15 435.78 0.00 0.00 0.00 0.00 Average: br-f5a5ea9f458d 24.26 26.78 36.60 111.23 0.00 0.00 0.00 0.00 Average: veth78b18b4 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethec2ea22 73.28 76.03 49.13 39.42 0.00 0.00 0.00 0.00 Average: vethb999e5b 31.91 34.67 36.73 238.24 0.00 0.00 0.00 0.02 Average: vetha8fc764 8.76 9.32 32.66 27.05 0.00 0.00 0.00 0.00 Average: veth3528dff 14.52 14.05 128.62 32.73 0.00 0.00 0.00 0.01 Average: veth8a35a18 54.61 51.01 58.59 31.04 0.00 0.00 0.00 0.00 Average: veth26651e6 24.07 24.21 14.55 19.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3291) 10/19/26 _x86_64_ (8 CPU) 11:36:39 LINUX RESTART (8 CPU) 11:40:14 CPU %user %nice %system %iowait %steal %idle 11:50:00 all 42.66 0.00 5.53 2.33 0.10 49.38 11:50:00 0 44.16 0.00 5.70 2.50 0.09 47.54 11:50:00 1 41.19 0.00 5.53 2.06 0.10 51.11 11:50:00 2 44.71 0.00 5.05 2.89 0.09 47.26 11:50:00 3 40.26 0.00 5.32 2.45 0.10 51.87 11:50:00 4 43.63 0.00 5.41 2.27 0.11 48.58 11:50:00 5 43.20 0.00 5.62 2.29 0.10 48.79 11:50:00 6 42.23 0.00 5.73 1.88 0.09 50.07 11:50:00 7 41.94 0.00 5.86 2.27 0.10 49.83 12:00:14 all 26.63 0.03 5.65 0.61 0.04 67.04 12:00:14 0 26.01 0.05 6.51 1.11 0.04 66.29 12:00:14 1 25.95 0.02 6.25 0.76 0.04 66.98 12:00:14 2 26.95 0.02 5.81 0.60 0.04 66.58 12:00:14 3 27.37 0.04 5.59 0.55 0.03 66.42 12:00:14 4 26.95 0.03 5.36 0.66 0.04 66.96 12:00:14 5 26.31 0.03 4.97 0.45 0.03 68.21 12:00:14 6 26.31 0.03 5.31 0.37 0.04 67.94 12:00:14 7 27.18 0.03 5.36 0.39 0.04 66.99 Average: all 34.45 0.02 5.59 1.45 0.07 58.43 Average: 0 34.81 0.02 6.12 1.78 0.06 57.20 Average: 1 33.37 0.01 5.90 1.40 0.07 59.25 Average: 2 35.61 0.01 5.44 1.72 0.06 57.16 Average: 3 33.66 0.02 5.46 1.48 0.07 59.31 Average: 4 35.10 0.02 5.38 1.45 0.07 57.98 Average: 5 34.56 0.01 5.29 1.35 0.07 58.72 Average: 6 34.09 0.02 5.52 1.11 0.07 59.20 Average: 7 34.39 0.02 5.61 1.31 0.07 58.61