---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41903 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 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 8.0G 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 770 5005 4 2468 7171 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:e0:68:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78429sec preferred_lft 78429sec inet6 fe80::f816:3eff:fee0:6867/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41903) 08/29/26 _x86_64_ (2 CPU) 00:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:41 1.64 0.01 1.62 0.01 0.77 19.78 0.67 00:20:01 1.64 0.11 1.49 0.03 3.27 22.53 162.22 00:30:41 1.56 0.00 1.54 0.03 0.00 17.69 0.38 00:40:11 25.35 2.95 19.91 2.48 233.36 3068.11 1113.54 00:50:01 3.83 0.01 3.77 0.04 1.10 678.67 2.86 01:00:21 1.70 0.00 1.68 0.02 0.00 26.62 0.31 01:10:41 1.82 0.00 1.81 0.00 0.00 129.16 383.23 01:20:01 1.60 0.01 1.60 0.00 0.21 64.38 0.00 01:30:41 1.88 0.00 1.84 0.04 0.00 29.47 1.25 Average: 4.41 0.33 3.80 0.28 25.07 430.48 178.00 00:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:41 6130908 7525280 282824 3.48 54092 1536868 533800 5.81 418828 1361496 168 00:20:01 6160696 7515600 292380 3.60 54220 1497280 530936 5.78 417464 1321792 184 00:30:41 6153544 7509060 298840 3.67 54348 1497724 530936 5.78 417644 1322264 128 00:40:11 5112496 7389340 366112 4.50 104792 2323752 593940 6.47 533312 2153792 179768 00:50:01 5048696 7336364 419112 5.15 104936 2334500 668200 7.28 584284 2164572 280 01:00:21 5037652 7327740 427760 5.26 105044 2336812 676664 7.37 584416 2166992 292 01:10:41 5002492 7327552 427756 5.26 105168 2371468 678976 7.40 586028 2201756 732 01:20:01 4992364 7330472 424616 5.22 105248 2384260 686856 7.48 594268 2214628 268 01:30:41 4978844 7319928 434868 5.35 105388 2387036 731920 7.97 597944 2217556 128 Average: 5401966 7397926 374919 4.61 88137 2074411 625803 6.82 526021 1902761 20216 00:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:41 ens3 0.42 0.13 0.15 0.09 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.47 0.12 0.14 0.09 0.00 0.00 0.00 0.00 00:30:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:41 ens3 0.61 0.15 0.20 0.12 0.00 0.00 0.00 0.00 00:40:11 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:11 ens3 44.80 33.88 330.15 9.07 0.00 0.00 0.00 0.00 00:50:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 36.89 29.98 307.31 4.63 0.00 0.00 0.00 0.00 01:00:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:21 ens3 8.85 8.01 59.64 1.08 0.00 0.00 0.00 0.00 01:10:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:41 ens3 8.30 4.81 44.46 0.80 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 14.47 13.14 176.59 2.28 0.00 0.00 0.00 0.00 01:30:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:41 ens3 15.87 15.06 272.86 1.50 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 14.20 11.46 130.39 2.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41903) 08/29/26 _x86_64_ (2 CPU) 00:00:11 CPU %user %nice %system %iowait %steal %idle 00:10:41 all 0.26 0.00 0.10 0.01 0.00 99.63 00:10:41 0 0.11 0.00 0.10 0.01 0.00 99.78 00:10:41 1 0.40 0.00 0.10 0.01 0.00 99.48 00:20:01 all 0.65 0.00 0.27 0.02 0.00 99.06 00:20:01 0 0.61 0.00 0.24 0.01 0.00 99.14 00:20:01 1 0.68 0.00 0.31 0.03 0.00 98.98 00:30:41 all 0.28 0.00 0.15 0.02 0.00 99.54 00:30:41 0 0.29 0.00 0.16 0.00 0.00 99.55 00:30:41 1 0.28 0.00 0.14 0.04 0.00 99.54 00:40:11 all 12.06 0.00 1.97 0.53 0.01 85.43 00:40:11 0 8.62 0.00 1.83 0.52 0.01 89.02 00:40:11 1 15.51 0.00 2.10 0.53 0.01 81.84 00:50:01 all 1.63 0.00 0.57 0.02 0.01 97.78 00:50:01 0 1.38 0.00 0.42 0.03 0.00 98.17 00:50:01 1 1.88 0.00 0.72 0.01 0.01 97.38 01:00:21 all 1.17 0.00 0.36 0.01 0.01 98.46 01:00:21 0 1.14 0.00 0.34 0.01 0.01 98.50 01:00:21 1 1.21 0.00 0.37 0.00 0.01 98.41 01:10:41 all 1.30 0.00 0.33 0.01 0.01 98.34 01:10:41 0 1.84 0.00 0.35 0.01 0.02 97.78 01:10:41 1 0.83 0.00 0.31 0.02 0.01 98.82 01:20:01 all 2.00 0.00 0.39 0.01 0.01 97.59 01:20:01 0 2.79 0.00 0.54 0.00 0.01 96.66 01:20:01 1 1.22 0.00 0.24 0.02 0.00 98.52 01:30:41 all 1.13 0.00 0.41 0.01 0.01 98.44 01:30:41 0 1.33 0.00 0.43 0.00 0.00 98.24 01:30:41 1 0.94 0.00 0.39 0.02 0.01 98.65 Average: all 2.21 0.00 0.49 0.07 0.01 97.22 Average: 0 1.95 0.00 0.48 0.07 0.01 97.50 Average: 1 2.46 0.00 0.51 0.07 0.01 96.96