---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-62761 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: 5600.00 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: 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 874 4902 4 2465 7067 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:6b:60:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.171/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80385sec preferred_lft 80385sec inet6 fe80::f816:3eff:fe6b:60eb/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-62761) 10/08/26 _x86_64_ (2 CPU) 00:38:09 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.39 0.02 1.36 0.01 1.21 17.21 0.05 01:00:05 21.24 2.70 16.75 1.78 247.15 2728.08 834.20 01:10:01 21.51 0.39 5.98 15.15 14.33 952.76 106602.85 01:20:01 1.61 0.00 1.61 0.00 0.01 26.38 0.05 01:30:05 1.74 0.00 1.72 0.02 0.00 131.86 0.23 01:40:01 1.76 0.01 1.75 0.00 0.11 23.04 0.04 01:50:01 1.61 0.00 1.61 0.00 0.00 20.24 0.00 02:00:05 1.86 0.00 1.84 0.02 0.00 27.12 394.02 02:10:01 1.62 0.01 1.62 0.00 0.20 31.49 0.01 Average: 6.04 0.35 3.81 1.88 29.36 440.82 11908.47 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6156700 7459216 354616 4.36 59488 1444404 676584 7.37 535108 1223840 260 01:00:05 5027660 7216672 547936 6.74 107632 2240708 1053556 11.48 752312 2014928 113188 01:10:01 4921504 7228560 530616 6.52 113640 2348348 1039556 11.32 725148 2126192 348 01:20:01 4892644 7202168 556944 6.85 113796 2350664 1074452 11.70 751992 2128664 240 01:30:05 4882360 7226356 532448 6.55 113940 2384768 1085132 11.82 761784 2162904 656 01:40:01 4870304 7215088 543724 6.69 114044 2385432 1085196 11.82 761916 2163680 292 01:50:01 4885228 7230896 527940 6.49 114164 2386188 1085236 11.82 761920 2164428 240 02:00:05 4815808 7163012 595768 7.33 114308 2387556 1120408 12.20 788632 2165940 432 02:10:01 4850360 7201420 557340 6.85 114484 2391208 1080176 11.77 757112 2169752 300 Average: 5033619 7238154 527481 6.49 107277 2257697 1033366 11.26 732880 2035592 12884 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 2.06 0.12 0.36 0.06 0.00 0.00 0.00 0.00 01:00:05 lo 1.37 1.37 0.08 0.08 0.00 0.00 0.00 0.00 01:00:05 ens3 65.90 43.56 338.00 7.92 0.00 0.00 0.00 0.00 01:10:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:10:01 ens3 41.83 30.16 307.32 6.05 0.00 0.00 0.00 0.00 01:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:01 ens3 11.16 8.87 61.88 1.27 0.00 0.00 0.00 0.00 01:30:05 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:05 ens3 4.27 2.05 36.56 0.23 0.00 0.00 0.00 0.00 01:40:01 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 3.64 1.84 0.51 0.31 0.00 0.00 0.00 0.00 01:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 3.36 1.90 0.57 0.38 0.00 0.00 0.00 0.00 02:00:05 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:05 ens3 9.29 7.56 119.80 1.08 0.00 0.00 0.00 0.00 02:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 5.57 4.79 29.33 0.73 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 16.35 11.21 99.44 2.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62761) 10/08/26 _x86_64_ (2 CPU) 00:38:09 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.27 0.00 0.09 0.02 0.00 99.62 00:50:01 0 0.10 0.00 0.10 0.00 0.00 99.79 00:50:01 1 0.44 0.00 0.07 0.03 0.00 99.46 01:00:05 all 9.46 0.00 1.64 0.58 0.01 88.31 01:00:05 0 13.73 0.00 1.80 0.50 0.02 83.95 01:00:05 1 5.18 0.00 1.48 0.66 0.01 92.67 01:10:01 all 3.44 0.00 0.81 0.12 0.01 95.61 01:10:01 0 4.53 0.00 0.89 0.12 0.01 94.45 01:10:01 1 2.35 0.00 0.74 0.12 0.01 96.78 01:20:01 all 0.92 0.00 0.25 0.04 0.01 98.79 01:20:01 0 0.97 0.00 0.22 0.02 0.01 98.79 01:20:01 1 0.87 0.00 0.27 0.06 0.01 98.80 01:30:05 all 0.79 0.00 0.27 0.02 0.04 98.89 01:30:05 0 1.03 0.00 0.28 0.01 0.06 98.62 01:30:05 1 0.57 0.00 0.25 0.02 0.02 99.13 01:40:01 all 0.56 0.00 0.17 0.01 0.01 99.25 01:40:01 0 0.57 0.00 0.23 0.01 0.01 99.18 01:40:01 1 0.54 0.00 0.11 0.02 0.01 99.32 01:50:01 all 0.52 0.00 0.15 0.01 0.00 99.31 01:50:01 0 0.52 0.00 0.22 0.00 0.01 99.25 01:50:01 1 0.52 0.00 0.09 0.02 0.00 99.37 02:00:05 all 0.82 0.00 0.32 0.02 0.00 98.84 02:00:05 0 0.87 0.00 0.41 0.02 0.01 98.71 02:00:05 1 0.77 0.00 0.23 0.02 0.00 98.98 02:10:01 all 1.12 0.00 0.20 0.01 0.00 98.66 02:10:01 0 0.98 0.00 0.27 0.00 0.00 98.74 02:10:01 1 1.26 0.00 0.13 0.03 0.00 98.58 Average: all 2.01 0.00 0.44 0.09 0.01 97.45 Average: 0 2.62 0.00 0.50 0.08 0.01 96.79 Average: 1 1.39 0.00 0.38 0.11 0.01 98.11