---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-58470 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 8.2G 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 779 4937 4 2527 7161 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:cf:78:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84332sec preferred_lft 84332sec inet6 fe80::f816:3eff:fecf:78c1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58470) 09/25/26 _x86_64_ (2 CPU) 01:09:48 LINUX RESTART (2 CPU) 01:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:17 43.51 5.63 22.06 15.82 578.68 5103.93 105679.02 01:30:17 1.49 0.01 1.45 0.03 0.05 40.63 1.79 01:40:17 1.93 0.32 1.59 0.02 43.08 116.48 0.51 Average: 15.86 2.01 8.47 5.37 210.13 1779.48 35769.67 01:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:17 5206084 7406908 359740 4.42 87540 2274104 606144 6.60 580332 2045716 896 01:30:17 5184524 7391728 374600 4.61 87740 2280308 608344 6.63 582092 2052112 252 01:40:17 5138084 7387992 377908 4.65 88164 2322492 810324 8.83 600328 2084612 252 Average: 5176231 7395543 370749 4.56 87815 2292301 674937 7.35 587584 2060813 467 01:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:17 lo 1.32 1.32 0.08 0.08 0.00 0.00 0.00 0.00 01:20:17 ens3 66.44 44.89 350.43 9.97 0.00 0.00 0.00 0.00 01:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:17 ens3 2.81 1.12 17.07 0.36 0.00 0.00 0.00 0.00 01:40:17 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:17 ens3 2.75 0.77 26.11 0.26 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 24.33 15.82 132.89 3.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58470) 09/25/26 _x86_64_ (2 CPU) 01:09:48 LINUX RESTART (2 CPU) 01:10:03 CPU %user %nice %system %iowait %steal %idle 01:20:17 all 13.06 0.00 2.13 0.91 0.05 83.84 01:20:17 0 15.58 0.00 2.23 0.78 0.05 81.36 01:20:17 1 10.55 0.00 2.03 1.04 0.05 86.32 01:30:17 all 1.62 0.00 0.30 0.01 0.06 98.01 01:30:17 0 1.66 0.00 0.35 0.02 0.06 97.91 01:30:17 1 1.58 0.00 0.25 0.01 0.06 98.10 01:40:17 all 1.19 0.00 0.24 0.03 0.17 98.37 01:40:17 0 1.42 0.00 0.28 0.03 0.15 98.12 01:40:17 1 0.96 0.00 0.20 0.03 0.19 98.62 Average: all 5.36 0.00 0.90 0.32 0.09 93.33 Average: 0 6.30 0.00 0.96 0.28 0.09 92.37 Average: 1 4.41 0.00 0.84 0.37 0.10 94.28