---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64995 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 8.4G 30G 23% / 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 888 4766 4 2594 7053 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:e4:c0:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84474sec preferred_lft 84474sec inet6 fe80::f816:3eff:fee4:c07e/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-64995) 10/14/26 _x86_64_ (2 CPU) 01:07:11 LINUX RESTART (2 CPU) 01:10:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:34 26.78 1.53 9.51 15.73 150.11 1272.55 105805.71 01:30:34 1.64 0.01 1.62 0.02 0.05 35.77 5.55 Average: 14.24 0.77 5.57 7.90 75.29 655.85 53050.27 01:10:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:34 4984540 7290148 469872 5.78 113420 2347468 954844 10.40 688444 2124712 252 01:30:34 4965884 7276516 483160 5.94 113616 2352220 954932 10.40 688532 2129652 168 Average: 4975212 7283332 476516 5.86 113518 2349844 954888 10.40 688488 2127182 210 01:10:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:34 lo 1.28 1.28 0.07 0.07 0.00 0.00 0.00 0.00 01:20:34 ens3 11.22 7.50 43.27 1.89 0.00 0.00 0.00 0.00 01:30:34 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:34 ens3 2.82 0.74 0.41 0.21 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 7.03 4.13 21.90 1.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64995) 10/14/26 _x86_64_ (2 CPU) 01:07:11 LINUX RESTART (2 CPU) 01:10:31 CPU %user %nice %system %iowait %steal %idle 01:20:34 all 7.40 0.00 1.06 0.26 0.01 91.28 01:20:34 0 7.80 0.00 1.03 0.28 0.01 90.89 01:20:34 1 6.99 0.00 1.09 0.23 0.01 91.68 01:30:34 all 1.29 0.00 0.30 0.01 0.01 98.39 01:30:34 0 2.00 0.00 0.36 0.01 0.01 97.63 01:30:34 1 0.59 0.00 0.24 0.02 0.00 99.15 Average: all 4.36 0.00 0.68 0.13 0.01 94.82 Average: 0 4.91 0.00 0.70 0.14 0.01 94.24 Average: 1 3.80 0.00 0.67 0.13 0.01 95.40