---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-47346 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 754 5118 4 2365 7187 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:a6:48:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.19/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84541sec preferred_lft 84541sec inet6 fe80::f816:3eff:fea6:48a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-47346) 09/04/26 _x86_64_ (2 CPU) 02:24:58 LINUX RESTART (2 CPU) 02:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:07 1.31 0.01 1.29 0.01 0.05 16.96 0.11 02:50:02 26.91 3.05 21.51 2.35 231.70 3723.66 1489.03 Average: 14.06 1.52 11.36 1.18 115.37 1862.16 741.30 02:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:07 6286712 7538468 282208 3.47 30656 1427680 530864 5.78 455336 1188220 228 02:50:02 5206368 7399120 368464 4.53 88404 2265296 654264 7.13 599108 2037956 2076 Average: 5746540 7468794 325336 4.00 59530 1846488 592564 6.45 527222 1613088 1152 02:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:07 ens3 8.84 4.20 4.40 3.88 0.00 0.00 0.00 0.00 02:50:02 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:50:02 ens3 68.41 49.92 328.80 16.14 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 38.50 26.96 165.89 9.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-47346) 09/04/26 _x86_64_ (2 CPU) 02:24:58 LINUX RESTART (2 CPU) 02:30:07 CPU %user %nice %system %iowait %steal %idle 02:40:07 all 0.44 0.00 0.13 0.01 0.01 99.41 02:40:07 0 0.51 0.00 0.14 0.01 0.01 99.34 02:40:07 1 0.38 0.00 0.12 0.02 0.01 99.48 02:50:02 all 13.73 0.00 2.26 0.61 0.02 83.39 02:50:02 0 11.31 0.00 2.25 0.31 0.02 86.11 02:50:02 1 16.15 0.00 2.27 0.90 0.02 80.67 Average: all 7.06 0.00 1.19 0.31 0.01 91.43 Average: 0 5.89 0.00 1.19 0.16 0.02 92.75 Average: 1 8.23 0.00 1.19 0.46 0.01 90.11