---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-58046 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: 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 785 5155 4 2293 7155 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:b8:48:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84164sec preferred_lft 84164sec inet6 fe80::f816:3eff:feb8:4844/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58046) 09/25/26 _x86_64_ (2 CPU) 00:38:07 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 14.98 1.44 12.01 1.54 120.61 2202.41 614.86 01:00:05 2.14 0.33 1.77 0.04 42.82 107.26 1.95 01:10:01 1.44 0.00 1.42 0.02 0.00 16.70 1.75 Average: 6.19 0.59 5.07 0.53 54.61 776.32 206.37 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5190460 7384228 383012 4.71 87340 2267336 665136 7.24 601876 2038700 124 01:00:05 5124932 7358156 408064 5.02 87816 2306232 867216 9.45 620212 2067988 180 01:10:01 5130460 7364196 402048 4.94 87984 2306576 867544 9.45 621200 2068500 240 Average: 5148617 7368860 397708 4.89 87713 2293381 799965 8.71 614429 2058396 181 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 00:50:01 ens3 38.62 27.21 119.10 5.85 0.00 0.00 0.00 0.00 01:00:05 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:00:05 ens3 1.13 0.46 3.41 0.07 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 2.52 0.46 0.66 0.34 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 14.10 9.39 41.10 2.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58046) 09/25/26 _x86_64_ (2 CPU) 00:38:07 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 6.82 0.00 1.21 0.30 0.02 91.65 00:50:01 0 6.55 0.00 1.08 0.40 0.02 91.95 00:50:01 1 7.10 0.00 1.34 0.20 0.01 91.35 01:00:05 all 0.58 0.00 0.29 0.03 0.01 99.09 01:00:05 0 0.60 0.00 0.23 0.02 0.01 99.14 01:00:05 1 0.56 0.00 0.35 0.04 0.02 99.04 01:10:01 all 0.42 0.00 0.15 0.02 0.02 99.39 01:10:01 0 0.40 0.00 0.15 0.00 0.02 99.43 01:10:01 1 0.43 0.00 0.16 0.03 0.03 99.35 Average: all 2.61 0.00 0.55 0.12 0.02 96.71 Average: 0 2.52 0.00 0.48 0.14 0.01 96.84 Average: 1 2.70 0.00 0.62 0.09 0.02 96.57