---> uname -a: Linux prd-ubuntu2204-builder-4c-4g-6908 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 8.3G 70G 11% / 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 572 12517 4 2898 15073 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:af:ca:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.249/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 77338sec preferred_lft 77338sec inet6 fe80::f816:3eff:feaf:ca38/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-builder-4c-4g-6908) 10/31/26 _x86_64_ (4 CPU) 19:11:10 LINUX RESTART (4 CPU) 19:20:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:23 1.54 0.01 1.52 0.01 0.04 18.47 0.44 19:40:01 1.36 0.00 1.36 0.00 0.00 15.53 0.00 19:50:23 1.38 0.00 1.38 0.00 0.00 16.15 0.00 20:00:06 14.79 0.00 1.50 13.28 0.15 17.79 251017.80 20:10:01 1.69 0.17 1.52 0.00 4.71 17.72 0.00 20:20:06 1.63 0.00 1.63 0.00 0.00 18.44 0.00 20:30:23 1.50 0.00 1.50 0.00 0.00 16.88 0.00 20:40:01 1.52 0.01 1.51 0.00 0.53 17.08 0.00 20:50:23 1.55 0.00 1.55 0.00 0.00 17.60 0.00 21:00:07 1.56 0.00 1.56 0.00 0.00 17.83 0.00 21:10:01 1.53 0.00 1.53 0.00 0.00 17.27 0.00 21:20:06 1.62 0.00 1.62 0.00 0.00 18.18 0.00 21:30:23 1.59 0.00 1.59 0.00 0.00 17.46 0.00 21:40:01 1.72 0.12 1.61 0.00 3.72 35.97 0.00 Average: 2.47 0.02 1.53 0.93 0.64 18.70 17480.15 19:20:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:23 13781156 15543340 479832 2.93 54768 1935332 835740 4.80 232220 2118956 156 19:40:01 13780804 15543568 479624 2.93 55320 1935352 836192 4.80 232776 2119800 204 19:50:23 13780052 15543540 479692 2.93 55928 1935484 836320 4.80 233368 2120604 44 20:00:06 13766748 15535848 487188 2.98 56788 1940212 836384 4.80 238972 2128508 212 20:10:01 13757448 15528968 493568 3.01 57384 1941744 839464 4.82 240320 2135276 200 20:20:06 13754928 15527072 495632 3.03 57984 1941760 839720 4.82 240912 2141188 212 20:30:23 13752412 15525212 497368 3.04 58616 1941768 839784 4.82 241544 2141316 176 20:40:01 13751656 15525268 497296 3.04 59164 1942056 839784 4.82 242044 2141456 204 20:50:23 13751152 15525452 497108 3.04 59780 1942064 839848 4.82 242716 2141792 40 21:00:07 13750648 15525556 496960 3.04 60372 1942076 840172 4.82 243300 2142580 40 21:10:01 13747172 15522784 499756 3.05 60980 1942208 840300 4.82 244444 2142516 204 21:20:06 13746680 15523092 499400 3.05 61604 1942344 840364 4.82 245084 2142852 196 21:30:23 13743436 15520480 502028 3.07 62212 1942360 840364 4.82 245692 2143108 32 21:40:01 13734588 15518572 503792 3.08 62824 1948628 843016 4.84 246956 2157016 176 Average: 13757063 15529197 493517 3.01 58837 1940956 839104 4.82 240739 2136926 150 19:20:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:30:23 ens3 0.24 0.21 0.10 0.24 0.00 0.00 0.00 0.00 19:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:40:01 ens3 0.22 0.20 0.09 0.23 0.00 0.00 0.00 0.00 19:50:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:50:23 ens3 0.36 0.25 0.16 0.29 0.00 0.00 0.00 0.00 20:00:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:06 ens3 0.21 0.18 0.09 0.21 0.00 0.00 0.00 0.00 20:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:01 ens3 1.32 0.96 0.82 0.77 0.00 0.00 0.00 0.00 20:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:20:06 ens3 1.14 1.44 0.19 1.93 0.00 0.00 0.00 0.00 20:30:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:30:23 ens3 0.22 0.18 0.08 0.21 0.00 0.00 0.00 0.00 20:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:40:01 ens3 0.30 0.20 0.13 0.25 0.00 0.00 0.00 0.00 20:50:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:50:23 ens3 0.25 0.19 0.11 0.23 0.00 0.00 0.00 0.00 21:00:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:00:07 ens3 0.29 0.21 0.13 0.25 0.00 0.00 0.00 0.00 21:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:10:01 ens3 0.77 0.55 0.40 0.63 0.00 0.00 0.00 0.00 21:20:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:20:06 ens3 0.43 0.27 0.18 0.34 0.00 0.00 0.00 0.00 21:30:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:23 ens3 0.20 0.17 0.08 0.21 0.00 0.00 0.00 0.00 21:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:01 ens3 5.63 3.38 10.88 2.26 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 0.81 0.59 0.93 0.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-builder-4c-4g-6908) 10/31/26 _x86_64_ (4 CPU) 19:11:10 LINUX RESTART (4 CPU) 19:20:23 CPU %user %nice %system %iowait %steal %idle 19:30:23 all 0.06 0.00 0.02 0.02 0.00 99.90 19:30:23 0 0.19 0.00 0.01 0.00 0.00 99.79 19:30:23 1 0.01 0.00 0.02 0.01 0.00 99.96 19:30:23 2 0.04 0.00 0.01 0.03 0.00 99.92 19:30:23 3 0.02 0.00 0.02 0.02 0.00 99.94 19:40:01 all 0.02 0.00 0.02 0.01 0.00 99.96 19:40:01 0 0.01 0.00 0.00 0.00 0.00 99.98 19:40:01 1 0.01 0.00 0.01 0.00 0.00 99.98 19:40:01 2 0.02 0.00 0.03 0.00 0.00 99.95 19:40:01 3 0.02 0.00 0.02 0.05 0.00 99.92 19:50:23 all 0.10 0.00 0.01 0.01 0.00 99.87 19:50:23 0 0.37 0.00 0.03 0.00 0.00 99.60 19:50:23 1 0.01 0.00 0.01 0.00 0.00 99.98 19:50:23 2 0.02 0.00 0.01 0.00 0.00 99.96 19:50:23 3 0.01 0.00 0.01 0.05 0.00 99.94 20:00:06 all 0.37 0.00 0.02 0.04 0.00 99.58 20:00:06 0 1.37 0.00 0.03 0.00 0.00 98.60 20:00:06 1 0.06 0.00 0.02 0.04 0.00 99.88 20:00:06 2 0.01 0.00 0.03 0.10 0.00 99.87 20:00:06 3 0.01 0.00 0.02 0.00 0.00 99.97 20:10:01 all 0.10 0.00 0.02 0.02 0.00 99.86 20:10:01 0 0.21 0.00 0.03 0.00 0.00 99.76 20:10:01 1 0.08 0.00 0.03 0.05 0.00 99.85 20:10:01 2 0.05 0.00 0.02 0.01 0.00 99.92 20:10:01 3 0.06 0.00 0.01 0.00 0.00 99.92 20:20:06 all 0.28 0.00 0.02 0.01 0.00 99.69 20:20:06 0 1.00 0.00 0.05 0.00 0.00 98.95 20:20:06 1 0.06 0.00 0.02 0.05 0.00 99.87 20:20:06 2 0.02 0.00 0.01 0.00 0.00 99.97 20:20:06 3 0.02 0.00 0.02 0.00 0.00 99.96 20:30:23 all 0.07 0.00 0.01 0.01 0.00 99.90 20:30:23 0 0.25 0.00 0.02 0.00 0.00 99.73 20:30:23 1 0.03 0.00 0.02 0.05 0.00 99.90 20:30:23 2 0.01 0.00 0.01 0.00 0.00 99.98 20:30:23 3 0.01 0.00 0.01 0.00 0.00 99.98 20:40:01 all 0.39 0.00 0.02 0.01 0.00 99.57 20:40:01 0 1.54 0.00 0.05 0.04 0.00 98.37 20:40:01 1 0.01 0.00 0.02 0.01 0.00 99.97 20:40:01 2 0.00 0.00 0.01 0.00 0.00 99.99 20:40:01 3 0.01 0.00 0.01 0.00 0.00 99.98 20:50:23 all 0.01 0.00 0.01 0.01 0.00 99.96 20:50:23 0 0.02 0.00 0.03 0.04 0.00 99.91 20:50:23 1 0.01 0.00 0.00 0.02 0.00 99.97 20:50:23 2 0.01 0.00 0.01 0.00 0.00 99.97 20:50:23 3 0.00 0.00 0.01 0.00 0.00 99.99 21:00:07 all 0.20 0.00 0.02 0.01 0.00 99.77 21:00:07 0 0.01 0.00 0.02 0.01 0.00 99.97 21:00:07 1 0.01 0.00 0.01 0.05 0.00 99.93 21:00:07 2 0.02 0.00 0.03 0.00 0.00 99.95 21:00:07 3 0.75 0.00 0.01 0.00 0.00 99.24 21:10:01 all 0.25 0.00 0.03 0.02 0.00 99.69 21:10:01 0 0.01 0.00 0.03 0.01 0.00 99.95 21:10:01 1 0.03 0.00 0.02 0.07 0.00 99.88 21:10:01 2 0.03 0.00 0.03 0.01 0.00 99.94 21:10:01 3 0.95 0.00 0.03 0.00 0.00 99.02 21:10:01 CPU %user %nice %system %iowait %steal %idle 21:20:06 all 0.02 0.00 0.02 0.01 0.00 99.95 21:20:06 0 0.00 0.00 0.02 0.00 0.00 99.98 21:20:06 1 0.01 0.00 0.01 0.05 0.00 99.93 21:20:06 2 0.04 0.00 0.02 0.01 0.00 99.92 21:20:06 3 0.01 0.00 0.01 0.00 0.00 99.97 21:30:23 all 0.02 0.00 0.01 0.02 0.00 99.96 21:30:23 0 0.01 0.00 0.01 0.01 0.00 99.98 21:30:23 1 0.01 0.00 0.01 0.01 0.00 99.97 21:30:23 2 0.04 0.00 0.02 0.04 0.00 99.91 21:30:23 3 0.01 0.00 0.01 0.01 0.00 99.97 21:40:01 all 0.40 0.00 0.02 0.02 0.00 99.56 21:40:01 0 0.07 0.00 0.02 0.00 0.00 99.91 21:40:01 1 0.06 0.00 0.04 0.01 0.00 99.89 21:40:01 2 1.43 0.00 0.02 0.03 0.00 98.52 21:40:01 3 0.04 0.00 0.01 0.02 0.00 99.93 Average: all 0.16 0.00 0.02 0.02 0.00 99.80 Average: 0 0.36 0.00 0.02 0.01 0.00 99.61 Average: 1 0.03 0.00 0.02 0.03 0.00 99.93 Average: 2 0.12 0.00 0.02 0.02 0.00 99.84 Average: 3 0.14 0.00 0.01 0.01 0.00 99.84