---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-60781 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: 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 8.0G 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 764 5098 4 2380 7176 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:7d:c6:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5851sec preferred_lft 5851sec inet6 fe80::f816:3eff:fe7d:c6a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60781) 10/01/26 _x86_64_ (2 CPU) 00:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.85 0.02 1.82 0.02 0.81 21.44 428.25 00:20:09 1.81 0.11 1.68 0.03 3.05 23.45 473.78 00:30:06 1.79 0.00 1.77 0.02 0.00 19.64 663.48 00:40:09 21.70 2.79 17.22 1.69 219.37 2648.78 892.60 Average: 6.82 0.73 5.64 0.44 56.13 682.18 614.86 00:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 6109628 7521144 286964 3.53 54440 1553796 724040 7.89 479760 1322992 172 00:20:09 6147688 7519720 288272 3.54 54584 1514156 720976 7.85 478436 1283152 204 00:30:06 6149152 7521656 286276 3.52 54700 1514488 720976 7.85 478348 1283600 208 00:40:09 5078036 7293040 466928 5.74 101340 2269276 845196 9.21 647044 2040160 114044 Average: 5871126 7463890 332110 4.08 66266 1712929 752797 8.20 520897 1482476 28657 00:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 0.52 0.09 0.13 0.07 0.00 0.00 0.00 0.00 00:20:09 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:09 ens3 0.35 0.07 0.08 0.03 0.00 0.00 0.00 0.00 00:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:06 ens3 0.61 0.11 0.15 0.08 0.00 0.00 0.00 0.00 00:40:09 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 00:40:09 ens3 56.04 38.91 319.99 8.88 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 14.46 9.85 80.55 2.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-60781) 10/01/26 _x86_64_ (2 CPU) 00:00:09 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.27 0.00 0.10 0.01 0.00 99.61 00:10:09 0 0.48 0.00 0.08 0.02 0.00 99.42 00:10:09 1 0.05 0.00 0.13 0.00 0.00 99.81 00:20:09 all 0.64 0.00 0.24 0.02 0.00 99.10 00:20:09 0 0.84 0.00 0.21 0.02 0.00 98.93 00:20:09 1 0.45 0.00 0.27 0.01 0.00 99.28 00:30:06 all 0.25 0.00 0.17 0.01 0.00 99.56 00:30:06 0 0.26 0.00 0.18 0.01 0.00 99.55 00:30:06 1 0.25 0.00 0.16 0.01 0.00 99.57 00:40:09 all 9.40 0.00 1.60 0.62 0.01 88.37 00:40:09 0 12.79 0.00 1.70 0.89 0.01 84.61 00:40:09 1 6.01 0.00 1.50 0.34 0.01 92.14 Average: all 2.66 0.00 0.53 0.16 0.00 96.65 Average: 0 3.61 0.00 0.54 0.24 0.00 95.61 Average: 1 1.70 0.00 0.52 0.09 0.00 97.69