---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3112 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 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 1039 15882 4 15170 30584 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:fe:ba:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.12/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84131sec preferred_lft 84131sec inet6 fe80::f816:3eff:fefe:ba51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:b0:40:bd:c2:92 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::e0b0:40ff:febd:c292/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3112) 10/19/26 _x86_64_ (8 CPU) 07:33:38 LINUX RESTART (8 CPU) 07:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:01 565.51 6.47 542.93 16.11 415.33 47259.91 100512.66 08:00:12 150.54 0.19 143.41 6.93 7.63 32570.36 28115.27 08:10:08 59.01 0.63 51.70 6.68 14.13 6887.92 47063.50 Average: 256.17 2.40 243.92 9.85 143.42 28860.91 58133.57 07:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 14796516 28057740 4167856 12.68 522376 12101048 4554736 13.43 3113120 13499636 242288 08:00:12 359640 18752792 12928468 39.34 573444 17395100 21218924 62.57 4716800 24022860 11744 08:10:08 9202260 24558872 7588664 23.09 576348 13961732 11122188 32.80 4554512 15463956 876 Average: 8119472 23789801 8228329 25.04 557389 14485960 12298616 36.27 4128144 17662151 84969 07:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 2.30 2.30 0.68 0.68 0.00 0.00 0.00 0.00 07:50:01 ens3 474.24 287.24 4550.26 90.22 0.00 0.00 0.00 0.00 07:50:01 docker0 20.06 33.34 1.59 493.63 0.00 0.00 0.00 0.00 07:50:01 vethd379ddc 4.16 10.32 0.28 146.30 0.00 0.00 0.00 0.01 08:00:12 lo 16.91 16.91 69.45 69.45 0.00 0.00 0.00 0.00 08:00:12 ens3 131.05 79.06 1886.15 16.97 0.00 0.00 0.00 0.00 08:00:12 docker0 17.61 30.48 0.98 380.43 0.00 0.00 0.00 0.00 08:00:12 br-4de82093853e 13.16 14.82 15.65 60.36 0.00 0.00 0.00 0.00 08:00:12 veth328d07d 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:00:12 veth16860ed 92.68 96.66 54.83 51.67 0.00 0.00 0.00 0.00 08:00:12 veth7111671 10.15 10.24 95.05 25.13 0.00 0.00 0.00 0.01 08:00:12 vethcaf3b7a 18.63 20.65 15.73 154.30 0.00 0.00 0.00 0.01 08:00:12 veth3e05f08 6.10 5.94 25.04 11.83 0.00 0.00 0.00 0.00 08:00:12 vethe379909 76.13 71.27 64.08 38.57 0.00 0.00 0.00 0.01 08:00:12 veth86ccb69 20.37 20.18 11.85 15.90 0.00 0.00 0.00 0.00 08:10:08 lo 59.74 59.74 268.50 268.50 0.00 0.00 0.00 0.00 08:10:08 ens3 9.19 8.19 26.85 2.25 0.00 0.00 0.00 0.00 08:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:08 br-4de82093853e 52.36 55.98 71.98 225.27 0.00 0.00 0.00 0.00 08:10:08 veth328d07d 0.24 0.24 0.03 0.08 0.00 0.00 0.00 0.00 08:10:08 veth16860ed 84.70 89.31 56.28 34.29 0.00 0.00 0.00 0.00 08:10:08 veth7111671 28.90 27.97 265.17 63.77 0.00 0.00 0.00 0.02 08:10:08 vethcaf3b7a 67.68 71.55 72.69 487.33 0.00 0.00 0.00 0.04 08:10:08 veth3e05f08 17.33 18.45 63.59 56.99 0.00 0.00 0.00 0.01 Average: lo 26.34 26.34 112.97 112.97 0.00 0.00 0.00 0.00 Average: ens3 203.09 123.77 2142.24 36.09 0.00 0.00 0.00 0.00 Average: docker0 12.57 21.30 0.85 291.27 0.00 0.00 0.00 0.00 Average: br-4de82093853e 21.86 23.62 29.22 95.31 0.00 0.00 0.00 0.00 Average: veth328d07d 0.09 0.12 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth16860ed 59.66 62.54 37.34 28.96 0.00 0.00 0.00 0.00 Average: veth7111671 13.05 12.77 120.36 29.72 0.00 0.00 0.00 0.01 Average: vethcaf3b7a 28.80 30.78 29.48 214.26 0.00 0.00 0.00 0.02 Average: veth3e05f08 7.83 8.15 29.63 22.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3112) 10/19/26 _x86_64_ (8 CPU) 07:33:38 LINUX RESTART (8 CPU) 07:40:12 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 36.73 0.00 4.33 1.38 0.02 57.55 07:50:01 0 37.57 0.00 4.58 1.26 0.02 56.57 07:50:01 1 34.45 0.00 4.39 1.11 0.02 60.04 07:50:01 2 33.64 0.00 4.63 1.62 0.02 60.10 07:50:01 3 36.48 0.00 4.68 1.52 0.03 57.30 07:50:01 4 38.74 0.00 3.89 1.70 0.02 55.65 07:50:01 5 38.91 0.00 4.17 1.08 0.02 55.82 07:50:01 6 36.99 0.00 4.59 1.53 0.02 56.86 07:50:01 7 37.04 0.00 3.70 1.21 0.02 58.03 08:00:12 all 17.26 0.03 3.52 0.82 0.01 78.37 08:00:12 0 17.92 0.02 4.00 0.96 0.01 77.10 08:00:12 1 17.26 0.04 3.80 0.90 0.01 77.99 08:00:12 2 16.72 0.02 3.71 0.79 0.01 78.76 08:00:12 3 17.51 0.02 3.63 0.76 0.01 78.06 08:00:12 4 16.42 0.03 3.36 0.74 0.01 79.44 08:00:12 5 17.07 0.03 3.26 0.43 0.01 79.20 08:00:12 6 18.32 0.03 3.23 0.86 0.01 77.55 08:00:12 7 16.83 0.02 3.16 1.12 0.01 78.85 08:10:08 all 17.09 0.01 3.93 0.21 0.01 78.74 08:10:08 0 16.41 0.00 4.96 0.23 0.01 78.39 08:10:08 1 16.88 0.01 4.33 0.10 0.02 78.67 08:10:08 2 16.72 0.01 3.94 0.16 0.01 79.16 08:10:08 3 17.46 0.00 3.79 0.19 0.01 78.55 08:10:08 4 17.41 0.01 3.73 0.39 0.01 78.44 08:10:08 5 17.37 0.03 3.64 0.27 0.01 78.68 08:10:08 6 17.30 0.01 3.57 0.18 0.01 78.93 08:10:08 7 17.19 0.00 3.48 0.19 0.01 79.13 Average: all 23.58 0.01 3.92 0.80 0.02 71.67 Average: 0 23.83 0.01 4.51 0.82 0.01 70.83 Average: 1 22.76 0.02 4.17 0.70 0.02 72.34 Average: 2 22.25 0.01 4.09 0.85 0.01 72.79 Average: 3 23.71 0.01 4.03 0.82 0.02 71.42 Average: 4 24.07 0.01 3.66 0.94 0.02 71.31 Average: 5 24.34 0.02 3.69 0.59 0.01 71.35 Average: 6 24.11 0.01 3.79 0.86 0.02 71.22 Average: 7 23.59 0.01 3.44 0.84 0.02 72.10