---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-47343 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 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 785 5074 4 2383 7156 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:da:e1:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5649sec preferred_lft 5649sec inet6 fe80::f816:3eff:feda:e129/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-47343) 09/05/26 _x86_64_ (2 CPU) 00:00:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.71 0.02 1.68 0.01 0.87 20.37 439.32 00:20:23 1.64 0.10 1.51 0.03 2.95 22.52 495.81 00:30:13 1.68 0.00 1.66 0.02 0.00 18.98 860.87 00:40:01 10.98 1.38 9.17 0.43 100.42 1384.67 186.29 00:50:07 20.75 1.55 15.97 3.23 129.08 2497.23 2616.04 Average: 7.39 0.61 6.02 0.75 46.80 792.78 927.18 00:00:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6108192 7522720 285552 3.51 54432 1556828 743296 8.10 472820 1326692 288 00:20:23 6131564 7506684 301420 3.71 54576 1517220 741724 8.08 471864 1287016 216 00:30:13 6118616 7494220 313800 3.86 54700 1517560 743352 8.10 472880 1287480 392 00:40:01 5556948 7354976 426692 5.25 83512 1888604 872528 9.50 626388 1673820 46832 00:50:07 5273592 7397708 366924 4.51 106448 2177872 808208 8.80 598952 1952800 22944 Average: 5837782 7455262 338878 4.17 70734 1731617 781822 8.52 528581 1505562 14134 00:00:23 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 0.44 0.12 0.14 0.08 0.00 0.00 0.00 0.00 00:20:23 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:23 ens3 0.38 0.11 0.09 0.05 0.00 0.00 0.00 0.00 00:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:13 ens3 0.64 0.13 0.17 0.09 0.00 0.00 0.00 0.00 00:40:01 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 00:40:01 ens3 28.59 20.82 175.39 7.04 0.00 0.00 0.00 0.00 00:50:07 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 00:50:07 ens3 84.53 62.37 163.46 16.05 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 23.10 16.85 67.85 4.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-47343) 09/05/26 _x86_64_ (2 CPU) 00:00:23 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.14 0.01 0.00 99.58 00:10:01 0 0.12 0.00 0.15 0.01 0.01 99.71 00:10:01 1 0.41 0.00 0.13 0.01 0.00 99.45 00:20:23 all 0.64 0.00 0.23 0.01 0.00 99.12 00:20:23 0 0.44 0.00 0.24 0.01 0.00 99.31 00:20:23 1 0.84 0.00 0.22 0.01 0.00 98.92 00:30:13 all 0.30 0.00 0.19 0.01 0.00 99.50 00:30:13 0 0.30 0.00 0.17 0.02 0.00 99.51 00:30:13 1 0.30 0.00 0.20 0.00 0.00 99.49 00:40:01 all 4.23 0.00 0.80 0.24 0.00 94.74 00:40:01 0 3.13 0.00 0.60 0.10 0.00 96.16 00:40:01 1 5.33 0.00 0.99 0.37 0.00 93.30 00:50:07 all 15.29 0.00 2.35 0.39 0.01 81.96 00:50:07 0 12.78 0.00 2.28 0.47 0.01 84.46 00:50:07 1 17.79 0.00 2.42 0.30 0.02 79.47 Average: all 4.18 0.00 0.75 0.13 0.01 94.94 Average: 0 3.39 0.00 0.69 0.12 0.01 95.79 Average: 1 4.98 0.00 0.80 0.14 0.01 94.08