---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7865 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: 5599.99 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 8.1G 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 808 5021 4 2405 7132 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:d7:76:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84067sec preferred_lft 84067sec inet6 fe80::f816:3eff:fed7:7664/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7865) 09/13/26 _x86_64_ (2 CPU) 02:37:48 LINUX RESTART (2 CPU) 02:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:01 26.38 1.28 9.80 15.31 111.73 1557.53 108398.67 03:00:14 1.51 0.01 1.48 0.02 0.05 71.43 1.04 03:10:24 1.28 0.00 1.28 0.00 0.00 100.08 0.00 Average: 9.57 0.42 4.13 5.02 36.59 567.48 35482.04 02:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:01 5188512 7381156 385856 4.74 87364 2266316 709420 7.73 609664 2038124 712 03:00:14 5163932 7372656 393968 4.84 87540 2282220 713340 7.77 613308 2054208 284 03:10:24 5141008 7376120 390268 4.80 87668 2308232 716452 7.80 616224 2080352 224 Average: 5164484 7376644 390031 4.80 87524 2285589 713071 7.77 613065 2057561 407 02:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:50:01 ens3 66.63 44.98 53.02 10.68 0.00 0.00 0.00 0.00 03:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:14 ens3 22.09 21.90 7.68 2.32 0.00 0.00 0.00 0.00 03:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:24 ens3 65.33 52.12 28.48 5.19 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 51.18 39.60 29.50 6.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7865) 09/13/26 _x86_64_ (2 CPU) 02:37:48 LINUX RESTART (2 CPU) 02:40:06 CPU %user %nice %system %iowait %steal %idle 02:50:01 all 8.85 0.00 1.30 0.27 0.03 89.55 02:50:01 0 13.13 0.00 1.35 0.20 0.03 85.28 02:50:01 1 4.59 0.00 1.26 0.33 0.03 93.79 03:00:14 all 5.00 0.00 0.80 0.01 0.02 94.17 03:00:14 0 4.45 0.00 0.82 0.01 0.02 94.70 03:00:14 1 5.54 0.00 0.77 0.01 0.03 93.65 03:10:24 all 6.16 0.00 1.04 0.01 0.03 92.76 03:10:24 0 3.84 0.00 0.89 0.01 0.02 95.23 03:10:24 1 8.52 0.00 1.19 0.02 0.03 90.25 Average: all 6.65 0.00 1.04 0.10 0.03 92.18 Average: 0 7.08 0.00 1.02 0.07 0.02 91.80 Average: 1 6.22 0.00 1.07 0.12 0.03 92.57