---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-63178 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 830 4994 4 2417 7111 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:02:99:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84072sec preferred_lft 84072sec inet6 fe80::f816:3eff:fe02:998d/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-63178) 10/10/26 _x86_64_ (2 CPU) 00:41:59 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 15.72 1.57 13.18 0.96 111.50 2308.13 1634.59 01:10:07 12.19 1.21 9.57 1.42 107.51 1434.70 905.73 01:20:01 4.00 0.06 3.07 0.88 1.90 306.19 2717.10 Average: 10.66 0.95 8.63 1.09 73.99 1353.54 1746.38 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 5335376 7314416 459720 5.65 98364 2047448 781264 8.51 670500 1847924 42656 01:10:07 5011584 7311648 448852 5.52 113548 2341572 795324 8.66 685372 2128452 236 01:20:01 5172104 7330960 436340 5.37 115136 2207040 749468 8.16 675400 1995044 25840 Average: 5173021 7319008 448304 5.51 109016 2198687 775352 8.45 677091 1990473 22911 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 01:00:01 ens3 54.17 35.42 307.64 6.77 0.00 0.00 0.00 0.00 01:10:07 lo 1.26 1.26 0.07 0.07 0.00 0.00 0.00 0.00 01:10:07 ens3 41.19 30.04 71.54 8.88 0.00 0.00 0.00 0.00 01:20:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:20:01 ens3 17.08 14.62 16.38 11.23 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 37.56 26.75 132.05 8.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63178) 10/10/26 _x86_64_ (2 CPU) 00:41:59 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 6.27 0.00 1.19 0.45 0.01 92.09 01:00:01 0 6.90 0.00 1.26 0.44 0.01 91.39 01:00:01 1 5.64 0.00 1.11 0.46 0.01 92.78 01:10:07 all 9.41 0.00 1.18 0.22 0.01 89.18 01:10:07 0 9.31 0.00 1.12 0.23 0.01 89.32 01:10:07 1 9.51 0.00 1.24 0.20 0.01 89.03 01:20:01 all 3.66 0.00 0.54 0.07 0.01 95.72 01:20:01 0 3.35 0.00 0.51 0.02 0.01 96.12 01:20:01 1 3.97 0.00 0.57 0.12 0.01 95.32 Average: all 6.47 0.00 0.97 0.25 0.01 92.30 Average: 0 6.54 0.00 0.97 0.23 0.01 92.25 Average: 1 6.39 0.00 0.98 0.26 0.01 92.36