---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-6423 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1016K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 579 11628 4 3781 15066 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:a7:bc:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.234/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 79907sec preferred_lft 79907sec inet6 fe80::f816:3eff:fea7:bcc0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-builder-4c-4g-6423) 10/30/26 _x86_64_ (4 CPU) 07:04:30 LINUX RESTART (4 CPU) 07:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:00 1.53 0.01 1.52 0.01 0.05 19.09 367.30 07:30:17 1.55 0.00 1.55 0.00 0.00 17.68 0.00 07:40:17 1.49 0.00 1.49 0.00 0.00 16.96 0.00 07:50:17 1.54 0.00 1.54 0.00 0.00 17.83 0.00 08:00:15 1.77 0.16 1.61 0.00 4.65 18.33 0.00 08:10:17 1.56 0.01 1.55 0.00 0.51 17.63 0.00 08:20:17 1.60 0.00 1.60 0.00 0.00 17.92 0.00 08:30:14 1.60 0.00 1.60 0.00 0.00 17.92 0.00 08:40:07 1.56 0.00 1.56 0.00 0.00 17.54 0.00 08:50:02 1.82 0.23 1.59 0.00 10.71 37.68 0.01 Average: 1.60 0.04 1.56 0.00 1.58 19.84 36.59 07:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:00 13681536 15533760 485792 2.97 59056 2019312 843296 4.84 202144 2246188 8 07:30:17 13681800 15534816 484716 2.96 59680 2019464 843748 4.84 202780 2247772 4 07:40:17 13680552 15534180 485436 2.96 60280 2019468 843816 4.84 203372 2247892 8 07:50:17 13678284 15532516 487064 2.97 60880 2019472 843880 4.84 203956 2248016 16 08:00:15 13660500 15517180 501988 3.07 61508 2020876 847212 4.86 205936 2258164 4 08:10:17 13660276 15517724 501356 3.06 62116 2021040 847216 4.86 206528 2258288 4 08:20:17 13658592 15516816 502328 3.07 62732 2021176 847280 4.86 207144 2258460 4 08:30:14 13658240 15517104 501900 3.07 63340 2021180 847408 4.86 207760 2258648 4 08:40:07 13657392 15516856 502084 3.07 63924 2021196 847652 4.87 208344 2259056 32 08:50:02 13635440 15504464 514300 3.14 64660 2030160 858392 4.93 212344 2293864 172 Average: 13665261 15522542 496696 3.03 61818 2021334 846990 4.86 206031 2257635 26 07:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:20:00 ens3 0.69 0.36 0.27 0.47 0.00 0.00 0.00 0.00 07:30:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:30:17 ens3 0.95 0.44 0.40 0.60 0.00 0.00 0.00 0.00 07:40:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:17 ens3 0.26 0.20 0.10 0.24 0.00 0.00 0.00 0.00 07:50:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:17 ens3 0.44 0.28 0.20 0.34 0.00 0.00 0.00 0.00 08:00:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:15 ens3 1.63 1.40 0.86 2.48 0.00 0.00 0.00 0.00 08:10:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:17 ens3 0.60 0.30 0.24 0.39 0.00 0.00 0.00 0.00 08:20:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:20:17 ens3 0.27 0.20 0.11 0.29 0.00 0.00 0.00 0.00 08:30:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:30:14 ens3 0.21 0.18 0.09 0.20 0.00 0.00 0.00 0.00 08:40:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:07 ens3 0.67 0.33 0.28 0.42 0.00 0.00 0.00 0.00 08:50:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:50:02 ens3 7.03 4.78 12.77 3.31 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 1.27 0.85 1.52 0.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-builder-4c-4g-6423) 10/30/26 _x86_64_ (4 CPU) 07:04:30 LINUX RESTART (4 CPU) 07:10:03 CPU %user %nice %system %iowait %steal %idle 07:20:00 all 0.11 0.00 0.02 0.02 0.00 99.85 07:20:00 0 0.04 0.00 0.02 0.00 0.00 99.94 07:20:00 1 0.03 0.00 0.02 0.02 0.00 99.93 07:20:00 2 0.04 0.00 0.02 0.03 0.00 99.91 07:20:00 3 0.34 0.00 0.03 0.00 0.00 99.63 07:30:17 all 0.04 0.00 0.02 0.01 0.00 99.93 07:30:17 0 0.10 0.00 0.01 0.01 0.00 99.88 07:30:17 1 0.02 0.00 0.01 0.01 0.00 99.96 07:30:17 2 0.02 0.00 0.01 0.04 0.00 99.93 07:30:17 3 0.04 0.00 0.03 0.00 0.00 99.93 07:40:17 all 0.30 0.00 0.02 0.01 0.00 99.67 07:40:17 0 0.02 0.00 0.01 0.05 0.00 99.92 07:40:17 1 0.01 0.00 0.01 0.00 0.00 99.98 07:40:17 2 0.01 0.00 0.02 0.00 0.00 99.97 07:40:17 3 1.16 0.00 0.03 0.00 0.00 98.81 07:50:17 all 0.02 0.00 0.01 0.01 0.00 99.95 07:50:17 0 0.04 0.00 0.01 0.05 0.00 99.91 07:50:17 1 0.01 0.00 0.02 0.01 0.00 99.96 07:50:17 2 0.01 0.00 0.02 0.00 0.00 99.97 07:50:17 3 0.02 0.00 0.01 0.00 0.00 99.97 08:00:15 all 0.42 0.00 0.02 0.02 0.00 99.54 08:00:15 0 0.12 0.00 0.03 0.05 0.00 99.80 08:00:15 1 0.20 0.00 0.02 0.01 0.00 99.77 08:00:15 2 0.12 0.00 0.03 0.00 0.00 99.85 08:00:15 3 1.24 0.00 0.02 0.00 0.00 98.74 08:10:17 all 0.14 0.00 0.02 0.01 0.00 99.83 08:10:17 0 0.03 0.00 0.02 0.04 0.00 99.91 08:10:17 1 0.51 0.00 0.05 0.00 0.00 99.44 08:10:17 2 0.01 0.00 0.01 0.01 0.00 99.98 08:10:17 3 0.00 0.00 0.01 0.00 0.00 99.99 08:20:17 all 0.24 0.00 0.02 0.01 0.00 99.73 08:20:17 0 0.03 0.00 0.02 0.05 0.00 99.90 08:20:17 1 0.87 0.00 0.02 0.00 0.00 99.11 08:20:17 2 0.04 0.00 0.03 0.01 0.00 99.93 08:20:17 3 0.01 0.00 0.01 0.00 0.00 99.98 08:30:14 all 0.25 0.00 0.01 0.01 0.00 99.72 08:30:14 0 0.01 0.00 0.01 0.05 0.00 99.93 08:30:14 1 0.96 0.00 0.01 0.00 0.00 99.03 08:30:14 2 0.02 0.00 0.03 0.01 0.00 99.95 08:30:14 3 0.02 0.00 0.01 0.00 0.00 99.97 08:40:07 all 0.19 0.00 0.02 0.02 0.00 99.77 08:40:07 0 0.01 0.00 0.02 0.05 0.00 99.93 08:40:07 1 0.73 0.00 0.03 0.01 0.00 99.23 08:40:07 2 0.02 0.00 0.03 0.00 0.00 99.95 08:40:07 3 0.01 0.00 0.01 0.01 0.00 99.97 08:50:02 all 0.20 0.00 0.03 0.02 0.00 99.76 08:50:02 0 0.14 0.00 0.05 0.03 0.00 99.78 08:50:02 1 0.35 0.00 0.04 0.03 0.00 99.59 08:50:02 2 0.13 0.00 0.02 0.00 0.00 99.85 08:50:02 3 0.18 0.00 0.01 0.01 0.00 99.81 Average: all 0.19 0.00 0.02 0.02 0.00 99.77 Average: 0 0.05 0.00 0.02 0.04 0.00 99.89 Average: 1 0.37 0.00 0.02 0.01 0.00 99.60 Average: 2 0.04 0.00 0.02 0.01 0.00 99.93 Average: 3 0.30 0.00 0.02 0.00 0.00 99.68