---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38463 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 nrip_save 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 795 4979 4 2461 7146 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:cf:64:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83227sec preferred_lft 83227sec inet6 fe80::f816:3eff:fecf:64ff/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38463) 08/18/26 _x86_64_ (2 CPU) 01:09:52 LINUX RESTART (2 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:22 6.65 3.13 3.46 0.06 360.02 1342.96 216.57 01:30:22 1.36 0.01 1.33 0.03 0.05 16.83 234.32 01:40:22 1.18 0.00 1.17 0.02 0.00 14.31 20.77 01:50:22 15.65 1.58 13.12 0.95 114.77 2255.84 372.73 02:00:12 13.88 1.99 10.39 1.50 207.39 1610.48 492.04 Average: 7.72 1.35 5.86 0.51 137.82 1048.33 266.17 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:22 6290796 7537400 283512 3.49 30908 1421432 529580 5.77 448432 1183880 144 01:30:22 6288128 7535292 285584 3.51 31128 1421764 529704 5.77 448312 1184432 132 01:40:22 6285860 7533556 287308 3.53 31328 1422092 529780 5.77 448620 1184960 144 01:50:22 5457380 7371196 409828 5.04 71124 2014344 674888 7.35 609328 1800280 42536 02:00:12 5039360 7339640 407772 5.01 86720 2370572 889924 9.69 644068 2132840 372 Average: 5872305 7463417 334801 4.12 50242 1730041 630775 6.87 519752 1497278 8666 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:22 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:20:22 ens3 13.33 6.64 35.70 1.77 0.00 0.00 0.00 0.00 01:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:22 ens3 0.37 0.08 0.08 0.04 0.00 0.00 0.00 0.00 01:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:22 ens3 0.33 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:50:22 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 01:50:22 ens3 38.60 24.83 280.95 6.37 0.00 0.00 0.00 0.00 02:00:12 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 02:00:12 ens3 52.43 44.05 149.16 10.36 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 20.85 14.98 92.59 3.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38463) 08/18/26 _x86_64_ (2 CPU) 01:09:52 LINUX RESTART (2 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:22 all 0.74 0.00 0.38 0.16 0.03 98.70 01:20:22 0 0.79 0.00 0.44 0.21 0.02 98.54 01:20:22 1 0.69 0.00 0.32 0.10 0.03 98.86 01:30:22 all 0.30 0.00 0.17 0.01 0.04 99.48 01:30:22 0 0.09 0.00 0.17 0.02 0.05 99.67 01:30:22 1 0.51 0.00 0.17 0.00 0.03 99.29 01:40:22 all 0.25 0.00 0.07 0.01 0.03 99.63 01:40:22 0 0.37 0.00 0.05 0.01 0.03 99.54 01:40:22 1 0.13 0.00 0.09 0.01 0.04 99.72 01:50:22 all 6.19 0.00 0.92 0.31 0.04 92.55 01:50:22 0 3.95 0.00 0.76 0.08 0.03 95.17 01:50:22 1 8.43 0.00 1.07 0.54 0.05 89.91 02:00:12 all 12.24 0.00 1.27 0.18 0.07 86.24 02:00:12 0 13.15 0.00 1.21 0.19 0.07 85.37 02:00:12 1 11.33 0.00 1.33 0.17 0.07 87.10 Average: all 3.89 0.00 0.56 0.13 0.04 95.38 Average: 0 3.61 0.00 0.52 0.10 0.04 95.72 Average: 1 4.17 0.00 0.59 0.16 0.04 95.03