---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38029 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 781 5097 4 2355 7160 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:a2:a6 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 83990sec preferred_lft 83990sec inet6 fe80::f816:3eff:fecf:a2a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38029) 08/16/26 _x86_64_ (2 CPU) 00:40:22 LINUX RESTART (2 CPU) 00:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:15 27.41 2.83 22.18 2.40 224.00 3581.81 584.36 01:10:12 1.48 0.00 1.47 0.02 0.00 62.46 1.65 01:20:12 7.48 0.79 4.97 1.72 100.21 539.65 1779.01 Average: 12.14 1.21 9.55 1.38 108.25 1396.92 789.54 00:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:15 5191536 7370804 397112 4.88 85916 2253600 663272 7.22 605824 2026416 828 01:10:12 5190732 7383304 384648 4.73 86108 2266776 678544 7.39 614040 2039776 688 01:20:12 5271192 7383704 392080 4.82 89312 2190888 817308 8.90 627724 1955248 29652 Average: 5217820 7379271 391280 4.81 87112 2237088 719708 7.84 615863 2007147 10389 00:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:15 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:00:15 ens3 60.14 40.81 320.22 11.09 0.00 0.00 0.00 0.00 01:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:12 ens3 34.64 28.33 8.39 4.16 0.00 0.00 0.00 0.00 01:20:12 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:20:12 ens3 53.21 48.38 31.26 19.66 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 49.35 39.19 120.15 11.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38029) 08/16/26 _x86_64_ (2 CPU) 00:40:22 LINUX RESTART (2 CPU) 00:50:15 CPU %user %nice %system %iowait %steal %idle 01:00:15 all 12.83 0.00 2.00 3.01 0.09 82.07 01:00:15 0 10.90 0.00 1.89 3.83 0.12 83.26 01:00:15 1 14.74 0.00 2.10 2.20 0.07 80.88 01:10:12 all 5.51 0.00 0.59 0.05 0.08 93.78 01:10:12 0 7.91 0.00 0.62 0.01 0.08 91.39 01:10:12 1 3.15 0.00 0.55 0.09 0.07 96.14 01:20:12 all 11.82 0.00 1.03 0.30 0.08 86.76 01:20:12 0 9.00 0.00 0.95 0.34 0.07 89.63 01:20:12 1 14.63 0.00 1.11 0.27 0.08 83.90 Average: all 10.08 0.00 1.21 1.13 0.08 87.49 Average: 0 9.29 0.00 1.16 1.41 0.09 88.06 Average: 1 10.88 0.00 1.26 0.86 0.08 86.93