---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8273 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 8.0G 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 756 5217 4 2262 7185 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:e6:67:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84545sec preferred_lft 84545sec inet6 fe80::f816:3eff:fee6:6784/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8273) 09/15/26 _x86_64_ (2 CPU) 00:39:43 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:22 4.88 2.84 2.02 0.03 356.43 104.39 207.40 01:00:11 18.38 1.70 15.10 1.58 124.39 2509.05 886.22 01:10:22 13.19 1.24 9.91 2.05 107.24 1299.26 2402.41 Average: 12.04 1.94 8.90 1.21 197.75 1283.40 1163.28 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:22 6277780 7524936 295436 3.63 30524 1423272 535792 5.84 441392 1183776 172 01:00:11 5458756 7415192 362308 4.46 75232 2051072 624148 6.80 563564 1837684 48880 01:10:22 5431844 7447188 328940 4.04 90500 2094012 576748 6.28 557656 1867480 27424 Average: 5722793 7462439 328895 4.04 65419 1856119 578896 6.31 520871 1629647 25492 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:22 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:22 ens3 14.97 7.11 34.86 1.79 0.00 0.00 0.00 0.00 01:00:11 lo 1.21 1.21 0.07 0.07 0.00 0.00 0.00 0.00 01:00:11 ens3 40.99 26.51 283.85 6.85 0.00 0.00 0.00 0.00 01:10:22 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 01:10:22 ens3 63.24 43.94 63.06 14.24 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 39.58 25.74 124.90 7.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8273) 09/15/26 _x86_64_ (2 CPU) 00:39:43 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:22 all 0.60 0.00 0.28 0.08 0.01 99.02 00:50:22 0 0.67 0.00 0.28 0.07 0.00 98.98 00:50:22 1 0.53 0.00 0.29 0.10 0.01 99.07 01:00:11 all 8.92 0.00 1.48 0.54 0.02 89.05 01:00:11 0 7.90 0.00 1.35 0.36 0.01 90.38 01:00:11 1 9.94 0.00 1.62 0.71 0.02 87.71 01:10:22 all 12.50 0.00 1.76 0.26 0.02 85.46 01:10:22 0 14.89 0.00 1.88 0.28 0.02 82.93 01:10:22 1 10.12 0.00 1.63 0.24 0.03 87.99 Average: all 7.28 0.00 1.17 0.29 0.02 91.25 Average: 0 7.77 0.00 1.16 0.24 0.01 90.82 Average: 1 6.79 0.00 1.17 0.34 0.02 91.68