---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64879 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 922 4706 4 2614 7019 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:e4:2b:f1 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 84054sec preferred_lft 84054sec inet6 fe80::f816:3eff:fee4:2bf1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64879) 10/13/26 _x86_64_ (2 CPU) 11:07:17 LINUX RESTART (2 CPU) 11:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:23 12.11 1.23 9.53 1.34 109.09 1260.80 649.45 11:30:01 1.75 0.01 1.73 0.02 0.06 155.58 0.26 11:40:28 2.07 0.30 1.76 0.01 40.82 229.32 0.27 Average: 5.32 0.52 4.34 0.46 50.56 549.87 216.86 11:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:23 5001452 7297676 462508 5.69 113340 2337944 863004 9.40 697648 2125804 300 11:30:01 4955952 7291864 467356 5.75 113508 2376928 838444 9.13 697948 2164964 272 11:40:28 4863236 7278660 478952 5.89 113824 2455116 1042160 11.35 717308 2233260 236 Average: 4940213 7289400 469605 5.77 113557 2389996 914536 9.96 704301 2174676 269 11:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:23 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 11:20:23 ens3 68.62 50.22 63.96 12.07 0.00 0.00 0.00 0.00 11:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 11:30:01 ens3 22.31 22.61 18.00 2.45 0.00 0.00 0.00 0.00 11:40:28 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 11:40:28 ens3 57.49 52.23 36.24 5.50 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 49.95 42.08 39.65 6.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64879) 10/13/26 _x86_64_ (2 CPU) 11:07:17 LINUX RESTART (2 CPU) 11:10:19 CPU %user %nice %system %iowait %steal %idle 11:20:23 all 9.81 0.00 1.51 0.17 0.02 88.48 11:20:23 0 8.23 0.00 1.40 0.22 0.01 90.14 11:20:23 1 11.40 0.00 1.63 0.13 0.02 86.83 11:30:01 all 5.25 0.00 0.83 0.01 0.01 93.90 11:30:01 0 4.72 0.00 0.73 0.01 0.01 94.52 11:30:01 1 5.79 0.00 0.92 0.01 0.01 93.27 11:40:28 all 6.14 0.00 1.06 0.02 0.01 92.77 11:40:28 0 2.93 0.00 0.98 0.04 0.01 96.04 11:40:28 1 9.42 0.00 1.13 0.01 0.01 89.43 Average: all 7.09 0.00 1.14 0.07 0.01 91.70 Average: 0 5.27 0.00 1.04 0.09 0.01 93.58 Average: 1 8.92 0.00 1.23 0.05 0.01 89.79