---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38872 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 8.0G 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 737 5246 4 2249 7204 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:85:bb:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84155sec preferred_lft 84155sec inet6 fe80::f816:3eff:fe85:bbd3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38872) 08/20/26 _x86_64_ (2 CPU) 01:03:08 LINUX RESTART (2 CPU) 01:10:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.24 0.01 1.22 0.02 0.07 15.19 1.83 01:30:01 1.39 0.00 1.36 0.03 0.00 17.06 5.83 01:40:25 6.73 0.08 4.73 1.92 5.95 247.96 2091.37 Average: 3.19 0.03 2.48 0.68 2.08 96.48 727.29 01:10:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 5235480 7419332 348464 4.28 85824 2258340 627784 6.84 575304 2030408 252 01:30:01 5234120 7418480 349208 4.29 85980 2258692 627784 6.84 575196 2030916 160 01:40:25 5381048 7387792 389032 4.78 89312 2085964 644264 7.02 619816 1859948 32088 Average: 5283549 7408535 362235 4.45 87039 2200999 633277 6.90 590105 1973757 10833 01:10:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 2.19 0.24 1.16 0.10 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.77 0.23 0.66 0.09 0.00 0.00 0.00 0.00 01:40:25 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 01:40:25 ens3 7.40 5.56 9.22 3.06 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 3.52 2.08 3.79 1.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38872) 08/20/26 _x86_64_ (2 CPU) 01:03:08 LINUX RESTART (2 CPU) 01:10:25 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.40 0.00 0.14 0.03 0.06 99.37 01:20:01 0 0.33 0.00 0.20 0.02 0.10 99.36 01:20:01 1 0.46 0.00 0.08 0.05 0.03 99.38 01:30:01 all 0.39 0.00 0.21 0.01 0.06 99.33 01:30:01 0 0.27 0.00 0.25 0.01 0.09 99.39 01:30:01 1 0.50 0.00 0.17 0.01 0.04 99.27 01:40:25 all 4.59 0.00 0.57 0.10 0.06 94.67 01:40:25 0 8.50 0.00 0.80 0.17 0.09 90.44 01:40:25 1 0.70 0.00 0.34 0.04 0.03 98.89 Average: all 1.85 0.00 0.31 0.05 0.06 97.73 Average: 0 3.14 0.00 0.42 0.07 0.09 96.28 Average: 1 0.56 0.00 0.20 0.03 0.03 99.18