---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-40334 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 nrip_save 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 8.1G 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 769 4953 4 2521 7172 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:a7:2f:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 45696sec preferred_lft 45696sec inet6 fe80::f816:3eff:fea7:2f57/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-40334) 08/26/26 _x86_64_ (2 CPU) 00:00:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.71 0.00 1.69 0.02 0.00 21.45 0.18 00:20:19 1.62 0.00 1.58 0.04 0.00 23.28 225.90 00:30:05 2.21 0.38 1.81 0.02 15.76 52.70 6.76 00:40:01 31.02 2.61 26.05 2.36 213.02 3539.82 1386.95 00:50:19 1.51 0.00 1.49 0.02 0.00 22.42 0.17 01:00:19 1.89 0.00 1.85 0.04 0.00 24.53 0.41 01:10:02 1.74 0.00 1.72 0.02 0.00 139.15 408.24 01:20:19 1.70 0.00 1.67 0.02 0.19 63.42 2.16 01:30:09 1.91 0.00 1.86 0.04 0.00 26.66 3.76 Average: 5.02 0.33 4.40 0.29 25.29 432.62 224.85 00:00:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6066052 7514100 292068 3.59 79800 1563580 535220 5.83 478516 1351656 300 00:20:19 6092064 7495472 310672 3.82 79848 1518880 532872 5.80 476856 1307004 268 00:30:05 6079176 7497416 308572 3.79 80032 1533504 596272 6.49 506280 1320168 324 00:40:01 5025688 7364436 389284 4.79 125340 2364072 644868 7.02 615068 2152176 244 00:50:19 4977792 7318572 435180 5.35 125380 2366068 677592 7.38 639640 2154212 384 01:00:19 4984936 7327044 426624 5.25 125428 2367340 677692 7.38 639880 2155532 272 01:10:02 4969196 7347912 405604 4.99 125476 2403624 658152 7.17 619284 2191864 1396 01:20:19 4920016 7312044 441292 5.43 125524 2416708 684820 7.46 646260 2204996 280 01:30:09 4930908 7324860 428184 5.27 125560 2418552 732060 7.97 651908 2206744 276 Average: 5338425 7389095 381942 4.70 110265 2105814 637728 6.95 585966 1893817 416 00:00:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.46 0.11 0.16 0.08 0.00 0.00 0.00 0.00 00:20:19 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:19 ens3 0.27 0.09 0.10 0.05 0.00 0.00 0.00 0.00 00:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:05 ens3 9.03 5.10 20.56 4.54 0.00 0.00 0.00 0.00 00:40:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 71.83 53.77 499.25 9.73 0.00 0.00 0.00 0.00 00:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:19 ens3 14.51 13.20 136.11 1.22 0.00 0.00 0.00 0.00 01:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:19 ens3 8.39 5.19 33.64 0.80 0.00 0.00 0.00 0.00 01:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:02 ens3 16.84 14.87 162.12 1.64 0.00 0.00 0.00 0.00 01:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:19 ens3 20.86 19.55 215.49 1.97 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 13.92 12.78 146.08 1.14 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 17.33 13.86 135.02 2.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-40334) 08/26/26 _x86_64_ (2 CPU) 00:00:19 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.20 0.00 0.10 0.03 0.03 99.64 00:10:01 0 0.36 0.00 0.08 0.05 0.02 99.49 00:10:01 1 0.05 0.00 0.12 0.01 0.04 99.78 00:20:19 all 0.64 0.00 0.21 0.01 0.03 99.11 00:20:19 0 0.72 0.00 0.20 0.02 0.02 99.04 00:20:19 1 0.55 0.00 0.22 0.01 0.03 99.18 00:30:05 all 0.53 0.00 0.21 0.02 0.02 99.22 00:30:05 0 0.32 0.00 0.24 0.01 0.03 99.41 00:30:05 1 0.74 0.00 0.18 0.02 0.02 99.04 00:40:01 all 13.05 0.00 2.02 0.80 0.07 84.06 00:40:01 0 14.30 0.00 2.02 0.56 0.06 83.05 00:40:01 1 11.79 0.00 2.02 1.05 0.07 85.07 00:50:19 all 1.02 0.00 0.28 0.01 0.07 98.62 00:50:19 0 0.98 0.00 0.24 0.01 0.07 98.70 00:50:19 1 1.06 0.00 0.32 0.01 0.07 98.53 01:00:19 all 3.58 0.00 0.79 0.01 0.07 95.55 01:00:19 0 5.06 0.00 1.01 0.01 0.08 93.84 01:00:19 1 2.17 0.00 0.59 0.02 0.07 97.16 01:10:02 all 3.25 0.00 0.65 0.03 0.26 95.81 01:10:02 0 3.11 0.00 0.61 0.01 0.25 96.01 01:10:02 1 3.38 0.00 0.69 0.04 0.27 95.62 01:20:19 all 1.92 0.00 0.37 0.02 0.06 97.65 01:20:19 0 2.32 0.00 0.34 0.01 0.05 97.28 01:20:19 1 1.51 0.00 0.39 0.02 0.06 98.01 01:30:09 all 0.89 0.00 0.34 0.02 0.06 98.69 01:30:09 0 0.61 0.00 0.28 0.02 0.04 99.04 01:30:09 1 1.17 0.00 0.41 0.01 0.08 98.33 Average: all 2.77 0.00 0.55 0.11 0.07 96.50 Average: 0 3.06 0.00 0.55 0.08 0.07 96.24 Average: 1 2.48 0.00 0.55 0.13 0.08 96.76