---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6522 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 24G 132G 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 1014 17474 4 13602 30609 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:58:c4:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.249/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84957sec preferred_lft 84957sec inet6 fe80::f816:3eff:fe58:c4c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:9e:f9:38:40:4a 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::5c9e:f9ff:fe38:404a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6522) 10/30/26 _x86_64_ (8 CPU) 11:46:24 LINUX RESTART (8 CPU) 11:50:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:01 473.20 0.96 460.20 12.04 248.19 54442.84 40321.72 12:10:19 64.87 5.67 50.98 8.22 270.20 8566.01 54399.77 Average: 262.87 3.39 249.41 10.07 259.53 30811.52 47573.37 11:50:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:01 1977332 20651492 11507540 35.02 570160 17277936 17855044 52.65 4526500 22720004 2304 12:10:19 17846408 31332724 867992 2.64 560108 12160492 1943840 5.73 4333648 9102416 54276 Average: 9911870 25992108 6187766 18.83 565134 14719214 9899442 29.19 4430074 15911210 28290 11:50:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:01 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 12:00:01 ens3 409.50 235.05 3585.41 87.71 0.00 0.00 0.00 0.00 12:00:01 docker0 28.83 50.60 1.66 792.27 0.00 0.00 0.00 0.00 12:00:01 br-b8a4cecfcc7d 0.29 0.27 0.01 0.02 0.00 0.00 0.00 0.00 12:00:01 vethcaa1047 47.98 49.94 24.20 31.60 0.00 0.00 0.00 0.00 12:00:01 vethd373e8c 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:00:01 vethb724bd3 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:00:01 veth79ea1a9 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:00:01 veth0a50fc2 0.12 0.18 0.02 0.07 0.00 0.00 0.00 0.00 12:00:01 veth6df7ba0 44.92 42.01 43.18 21.30 0.00 0.00 0.00 0.00 12:00:01 veth6ded0e4 0.96 1.68 0.97 13.04 0.00 0.00 0.00 0.00 12:00:01 vethebd3749 0.74 0.65 0.10 0.79 0.00 0.00 0.00 0.00 12:10:19 lo 71.64 71.64 319.56 319.56 0.00 0.00 0.00 0.00 12:10:19 ens3 18.49 15.69 46.80 5.19 0.00 0.00 0.00 0.00 12:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 37.21 37.21 164.63 164.63 0.00 0.00 0.00 0.00 Average: ens3 208.09 122.06 1762.66 45.20 0.00 0.00 0.00 0.00 Average: docker0 13.98 24.53 0.81 384.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6522) 10/30/26 _x86_64_ (8 CPU) 11:46:24 LINUX RESTART (8 CPU) 11:50:20 CPU %user %nice %system %iowait %steal %idle 12:00:01 all 27.29 0.03 5.22 1.34 0.01 66.10 12:00:01 0 27.98 0.04 5.80 1.09 0.02 65.08 12:00:01 1 29.03 0.03 4.69 1.08 0.01 65.15 12:00:01 2 32.14 0.02 5.78 1.67 0.02 60.37 12:00:01 3 24.72 0.04 5.13 0.95 0.01 69.14 12:00:01 4 30.78 0.02 5.20 2.00 0.02 61.98 12:00:01 5 24.12 0.02 5.36 1.35 0.01 69.14 12:00:01 6 22.10 0.03 4.88 1.40 0.01 71.59 12:00:01 7 27.41 0.02 4.95 1.21 0.01 66.39 12:10:19 all 21.47 0.01 4.69 0.76 0.03 73.04 12:10:19 0 20.43 0.00 5.74 0.29 0.03 73.51 12:10:19 1 22.82 0.01 5.08 0.51 0.03 71.55 12:10:19 2 22.87 0.01 4.83 1.88 0.03 70.39 12:10:19 3 20.85 0.01 4.50 0.46 0.03 74.16 12:10:19 4 21.32 0.01 4.48 0.74 0.02 73.43 12:10:19 5 21.80 0.01 4.37 0.65 0.02 73.15 12:10:19 6 21.01 0.01 4.27 0.86 0.03 73.82 12:10:19 7 20.66 0.00 4.25 0.73 0.02 74.32 Average: all 24.29 0.02 4.95 1.04 0.02 69.68 Average: 0 24.07 0.02 5.77 0.67 0.02 69.45 Average: 1 25.82 0.02 4.89 0.79 0.02 68.46 Average: 2 27.36 0.01 5.29 1.78 0.02 65.54 Average: 3 22.73 0.02 4.81 0.69 0.02 71.73 Average: 4 25.91 0.01 4.83 1.35 0.02 67.88 Average: 5 22.92 0.02 4.85 0.99 0.02 71.21 Average: 6 21.54 0.02 4.57 1.12 0.02 72.74 Average: 7 23.94 0.01 4.59 0.97 0.02 70.47