---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64293 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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): 2 On-line CPU(s) list: 0,1 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): 2 Stepping: 0 BogoMIPS: 5600.02 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 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: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.3G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 853 4901 4 2487 7088 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:06:64:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80903sec preferred_lft 80903sec inet6 fe80::f816:3eff:fe06:6453/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64293) 10/12/26 _x86_64_ (2 CPU) 00:58:25 LINUX RESTART (2 CPU) 01:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:15 19.91 1.46 16.52 1.93 123.10 2935.59 766.73 01:20:05 1.61 0.01 1.58 0.02 0.07 25.23 0.18 01:30:01 1.80 0.00 1.77 0.03 0.00 23.76 0.35 01:40:21 1.66 0.00 1.66 0.00 0.00 128.14 0.00 01:50:21 16.68 0.32 1.90 14.47 42.77 110.65 105516.58 02:00:01 1.88 0.00 1.86 0.01 0.00 24.33 0.41 02:10:05 1.47 0.00 1.46 0.00 0.20 31.58 1.91 02:20:21 1.63 0.00 1.60 0.03 0.00 56.06 3.17 Average: 5.87 0.23 3.58 2.06 21.06 424.70 13231.39 01:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:15 4990844 7258012 502496 6.18 112976 2309356 809752 8.82 700296 2096908 324 01:20:05 5004512 7273796 486452 5.98 113140 2311312 818548 8.92 701204 2099024 184 01:30:01 5002052 7272516 487708 6.00 113308 2312320 818772 8.92 701068 2100204 240 01:40:21 4982924 7288000 472032 5.80 113468 2346556 828252 9.02 710176 2134536 272 01:50:21 4908040 7253424 505712 6.22 113756 2386100 1030748 11.23 728632 2164004 176 02:00:01 4886476 7233192 525856 6.47 113904 2387236 1039180 11.32 729016 2165288 904 02:10:05 4896564 7248552 510364 6.28 114048 2392316 1026852 11.18 724432 2170496 1624 02:20:21 4919620 7282204 476544 5.86 114192 2402604 1001520 10.91 699512 2180944 156 Average: 4948879 7263712 495896 6.10 113599 2355975 921703 10.04 711792 2138926 485 01:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:15 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:10:15 ens3 59.63 44.08 390.59 8.17 0.00 0.00 0.00 0.00 01:20:05 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:05 ens3 13.83 10.60 142.90 1.21 0.00 0.00 0.00 0.00 01:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:01 ens3 4.09 2.80 5.28 0.55 0.00 0.00 0.00 0.00 01:40:21 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:21 ens3 4.74 3.15 35.47 0.31 0.00 0.00 0.00 0.00 01:50:21 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:50:21 ens3 3.13 1.98 3.64 0.24 0.00 0.00 0.00 0.00 02:00:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:01 ens3 4.84 3.88 9.40 0.71 0.00 0.00 0.00 0.00 02:10:05 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:10:05 ens3 10.84 10.43 141.89 1.32 0.00 0.00 0.00 0.00 02:20:21 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:20:21 ens3 16.85 16.52 290.17 1.58 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 14.90 11.80 128.95 1.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64293) 10/12/26 _x86_64_ (2 CPU) 00:58:25 LINUX RESTART (2 CPU) 01:00:01 CPU %user %nice %system %iowait %steal %idle 01:10:15 all 9.26 0.00 1.66 0.36 0.01 88.71 01:10:15 0 7.49 0.00 1.53 0.41 0.01 90.55 01:10:15 1 11.04 0.00 1.79 0.31 0.01 86.86 01:20:05 all 0.82 0.00 0.27 0.02 0.01 98.88 01:20:05 0 0.67 0.00 0.23 0.01 0.00 99.08 01:20:05 1 0.97 0.00 0.31 0.02 0.01 98.68 01:30:01 all 0.78 0.00 0.28 0.01 0.00 98.92 01:30:01 0 0.62 0.00 0.25 0.01 0.01 99.11 01:30:01 1 0.93 0.00 0.31 0.02 0.00 98.75 01:40:21 all 0.57 0.00 0.16 0.02 0.01 99.24 01:40:21 0 0.57 0.00 0.20 0.01 0.01 99.20 01:40:21 1 0.57 0.00 0.12 0.02 0.00 99.28 01:50:21 all 0.63 0.00 0.22 0.06 0.00 99.08 01:50:21 0 0.60 0.00 0.28 0.10 0.01 99.02 01:50:21 1 0.67 0.00 0.16 0.03 0.00 99.15 02:00:01 all 0.73 0.00 0.26 0.01 0.00 98.99 02:00:01 0 0.79 0.00 0.32 0.01 0.01 98.87 02:00:01 1 0.67 0.00 0.20 0.02 0.00 99.11 02:10:05 all 1.38 0.00 0.31 0.01 0.01 98.29 02:10:05 0 1.40 0.00 0.36 0.02 0.00 98.22 02:10:05 1 1.36 0.00 0.26 0.01 0.01 98.36 02:20:21 all 1.08 0.00 0.34 0.02 0.01 98.55 02:20:21 0 1.46 0.00 0.48 0.03 0.01 98.03 02:20:21 1 0.70 0.00 0.21 0.02 0.00 99.07 Average: all 1.95 0.00 0.44 0.07 0.01 97.54 Average: 0 1.75 0.00 0.47 0.08 0.01 97.70 Average: 1 2.14 0.00 0.42 0.05 0.01 97.38