---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-34109 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: 5599.99 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 8.0G 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 767 5113 4 2354 7174 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:d8:72:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78496sec preferred_lft 78496sec inet6 fe80::f816:3eff:fed8:7288/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-34109) 08/11/26 _x86_64_ (2 CPU) 00:36:09 LINUX RESTART (2 CPU) 00:40:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.38 0.03 1.35 0.00 1.28 16.43 2.37 01:00:01 1.47 0.01 1.45 0.01 0.05 17.76 428.87 01:10:16 14.15 0.00 1.23 12.93 0.14 14.72 106481.49 01:20:01 1.22 0.00 1.22 0.00 0.01 14.61 0.00 01:30:01 1.44 0.00 1.42 0.01 0.00 17.32 426.56 01:40:28 2.22 0.68 1.53 0.01 90.99 72.40 55.91 01:50:01 22.08 1.54 19.56 0.98 115.05 2121.37 239.40 02:00:01 13.60 1.36 10.79 1.44 114.50 1480.59 423.77 02:10:28 1.36 0.00 1.36 0.00 0.00 21.90 0.08 02:20:01 1.34 0.00 1.33 0.01 0.00 136.54 0.35 02:30:01 1.73 0.01 1.68 0.04 0.60 39.38 406.37 02:40:28 1.35 0.00 1.32 0.04 0.00 22.97 4.38 Average: 5.22 0.30 3.61 1.31 26.76 322.69 9241.26 00:40:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6287912 7534160 287028 3.53 30956 1421076 531620 5.79 449668 1184056 248 01:00:01 6279124 7525908 295216 3.63 31160 1421408 534884 5.83 451092 1184584 260 01:10:16 6280084 7527408 293644 3.61 31316 1421808 536448 5.84 452620 1185088 268 01:20:01 6279584 7527404 293672 3.61 31480 1422104 536728 5.85 453344 1185580 240 01:30:01 6290244 7538732 282316 3.47 31664 1422564 536720 5.85 453432 1186096 240 01:40:28 6230764 7508864 311704 3.83 32100 1451352 536876 5.85 464264 1204692 184 01:50:01 5440868 7377476 403440 4.96 71800 2036252 644000 7.01 592200 1812952 106912 02:00:01 5061284 7268588 499028 6.14 87100 2280240 710620 7.74 668592 2043060 548 02:10:28 5156400 7366096 401532 4.94 87240 2282488 669248 7.29 618528 2045456 652 02:20:01 5076948 7321492 446068 5.49 87356 2317100 704992 7.68 653876 2080064 320 02:30:01 5101124 7351752 415648 5.11 87544 2322908 678260 7.39 628016 2085940 468 02:40:28 5069196 7322112 445212 5.47 87708 2324940 711360 7.75 660580 2088136 324 Average: 5712794 7430833 364542 4.48 58119 1843687 610980 6.65 545518 1607142 9222 00:40:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 1.57 0.18 0.25 0.12 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.54 0.09 0.14 0.08 0.00 0.00 0.00 0.00 01:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:16 ens3 0.53 0.27 0.12 0.70 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.48 0.11 0.14 0.12 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.30 0.09 0.13 0.08 0.00 0.00 0.00 0.00 01:40:28 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:28 ens3 0.94 0.51 3.25 0.12 0.00 0.00 0.00 0.00 01:50:01 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 43.15 26.51 291.43 6.45 0.00 0.00 0.00 0.00 02:00:01 lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 02:00:01 ens3 50.08 38.82 263.37 7.20 0.00 0.00 0.00 0.00 02:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:28 ens3 9.86 9.01 54.57 1.14 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 5.55 4.42 52.12 0.38 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 19.16 18.41 142.26 2.37 0.00 0.00 0.00 0.00 02:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:28 ens3 26.25 23.71 244.54 7.20 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 13.13 10.17 87.40 2.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-34109) 08/11/26 _x86_64_ (2 CPU) 00:36:09 LINUX RESTART (2 CPU) 00:40:18 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.31 0.00 0.09 0.01 0.03 99.56 00:50:01 0 0.44 0.00 0.07 0.02 0.02 99.45 00:50:01 1 0.18 0.00 0.11 0.01 0.03 99.67 01:00:01 all 0.29 0.00 0.17 0.01 0.03 99.49 01:00:01 0 0.46 0.00 0.17 0.02 0.02 99.33 01:00:01 1 0.12 0.00 0.17 0.01 0.04 99.66 01:10:16 all 0.23 0.00 0.09 0.04 0.02 99.62 01:10:16 0 0.40 0.00 0.06 0.00 0.02 99.52 01:10:16 1 0.06 0.00 0.11 0.08 0.03 99.72 01:20:01 all 0.23 0.00 0.06 0.01 0.03 99.67 01:20:01 0 0.40 0.00 0.05 0.00 0.02 99.54 01:20:01 1 0.07 0.00 0.07 0.02 0.04 99.80 01:30:01 all 0.25 0.00 0.15 0.02 0.02 99.56 01:30:01 0 0.06 0.00 0.17 0.02 0.03 99.72 01:30:01 1 0.44 0.00 0.13 0.01 0.02 99.40 01:40:28 all 0.32 0.00 0.10 0.03 0.02 99.52 01:40:28 0 0.12 0.00 0.10 0.02 0.03 99.73 01:40:28 1 0.51 0.00 0.11 0.04 0.02 99.32 01:50:01 all 6.45 0.00 0.95 0.39 0.04 92.17 01:50:01 0 6.68 0.00 0.90 0.39 0.03 92.01 01:50:01 1 6.23 0.00 1.00 0.39 0.05 92.34 02:00:01 all 6.66 0.00 1.25 0.22 0.07 91.80 02:00:01 0 4.48 0.00 1.08 0.26 0.07 94.12 02:00:01 1 8.84 0.00 1.43 0.17 0.08 89.48 02:10:28 all 1.01 0.00 0.23 0.03 0.06 98.67 02:10:28 0 1.12 0.00 0.18 0.02 0.04 98.64 02:10:28 1 0.91 0.00 0.28 0.03 0.08 98.69 02:20:01 all 2.12 0.00 0.57 0.01 0.07 97.23 02:20:01 0 3.66 0.00 0.94 0.01 0.08 95.31 02:20:01 1 0.79 0.00 0.25 0.01 0.06 98.89 02:30:01 all 2.17 0.00 0.44 0.01 0.06 97.32 02:30:01 0 1.57 0.00 0.39 0.01 0.04 98.00 02:30:01 1 2.77 0.00 0.50 0.02 0.07 96.64 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:28 all 1.05 0.00 0.31 0.03 0.05 98.56 02:40:28 0 0.77 0.00 0.21 0.05 0.04 98.94 02:40:28 1 1.34 0.00 0.41 0.00 0.07 98.18 Average: all 1.73 0.00 0.36 0.07 0.04 97.80 Average: 0 1.62 0.00 0.35 0.07 0.03 97.93 Average: 1 1.83 0.00 0.38 0.07 0.05 97.67