---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65504 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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 8.2G 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 853 5035 4 2352 7088 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:fd:12:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84301sec preferred_lft 84301sec inet6 fe80::f816:3eff:fefd:12ba/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65504) 10/18/26 _x86_64_ (2 CPU) 00:06:59 LINUX RESTART (2 CPU) 00:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:05 10.86 1.30 8.51 1.05 106.82 1126.11 585.76 00:30:09 1.71 0.01 1.67 0.03 0.05 23.07 0.36 00:40:09 1.55 0.00 1.53 0.01 0.09 50.08 0.15 Average: 4.70 0.43 3.90 0.36 35.58 398.92 194.99 00:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:05 5064420 7330788 429288 5.28 113624 2307740 797592 8.69 668028 2094636 248 00:30:09 5042220 7309396 450308 5.54 113836 2308336 798888 8.70 668660 2095444 132 00:40:09 5090268 7369084 390616 4.80 114024 2319792 710412 7.74 617384 2107088 2164 Average: 5065636 7336423 423404 5.21 113828 2311956 768964 8.38 651357 2099056 848 00:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:05 lo 1.23 1.23 0.07 0.07 0.00 0.00 0.00 0.00 00:20:05 ens3 19.42 15.61 42.30 4.23 0.00 0.00 0.00 0.00 00:30:09 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:30:09 ens3 0.60 0.30 0.16 0.09 0.00 0.00 0.00 0.00 00:40:09 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:40:09 ens3 24.84 23.89 6.36 2.87 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 14.92 13.24 16.24 2.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-65504) 10/18/26 _x86_64_ (2 CPU) 00:06:59 LINUX RESTART (2 CPU) 00:10:05 CPU %user %nice %system %iowait %steal %idle 00:20:05 all 4.84 0.00 1.00 0.18 0.00 93.97 00:20:05 0 4.40 0.00 1.00 0.15 0.01 94.45 00:20:05 1 5.28 0.00 1.00 0.21 0.00 93.50 00:30:09 all 0.42 0.00 0.23 0.01 0.00 99.32 00:30:09 0 0.58 0.00 0.19 0.01 0.00 99.22 00:30:09 1 0.27 0.00 0.28 0.02 0.01 99.43 00:40:09 all 2.67 0.00 0.48 0.02 0.00 96.82 00:40:09 0 2.49 0.00 0.47 0.01 0.00 97.02 00:40:09 1 2.86 0.00 0.50 0.02 0.01 96.62 Average: all 2.64 0.00 0.57 0.07 0.00 96.71 Average: 0 2.49 0.00 0.55 0.06 0.00 96.90 Average: 1 2.80 0.00 0.59 0.08 0.00 96.52