---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-40264 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 741 5034 4 2466 7200 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:a3:e5:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83872sec preferred_lft 83872sec inet6 fe80::f816:3eff:fea3:e535/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-40264) 08/23/26 _x86_64_ (2 CPU) 01:01:15 LINUX RESTART (2 CPU) 01:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:20 1.21 0.01 1.20 0.00 0.06 14.56 2.24 01:30:01 15.10 0.00 1.42 13.68 0.15 17.44 112809.97 01:40:06 29.59 3.66 23.62 2.31 320.71 3503.89 1066.01 Average: 15.21 1.23 8.79 5.19 107.68 1186.27 36734.75 01:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:20 6303592 7550328 270804 3.33 31068 1421416 532472 5.80 444332 1184368 184 01:30:01 6293064 7540312 280788 3.45 31228 1421760 532540 5.80 444336 1184844 124 01:40:06 5246456 7457532 309540 3.81 87448 2283456 754492 8.22 548956 2046612 180 Average: 5947704 7516057 287044 3.53 49915 1708877 606501 6.61 479208 1471941 163 01:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:20 ens3 0.87 0.12 0.16 0.08 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 0.60 0.15 0.17 0.09 0.00 0.00 0.00 0.00 01:40:06 lo 1.34 1.34 0.08 0.08 0.00 0.00 0.00 0.00 01:40:06 ens3 117.64 74.61 329.40 17.71 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 39.96 25.12 110.64 6.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-40264) 08/23/26 _x86_64_ (2 CPU) 01:01:15 LINUX RESTART (2 CPU) 01:10:03 CPU %user %nice %system %iowait %steal %idle 01:20:20 all 0.26 0.00 0.08 0.01 0.03 99.62 01:20:20 0 0.46 0.00 0.06 0.01 0.02 99.44 01:20:20 1 0.07 0.00 0.10 0.00 0.04 99.79 01:30:01 all 0.27 0.00 0.18 0.03 0.03 99.48 01:30:01 0 0.27 0.00 0.21 0.06 0.03 99.43 01:30:01 1 0.27 0.00 0.16 0.01 0.03 99.53 01:40:06 all 11.92 0.00 1.93 0.58 0.05 85.52 01:40:06 0 13.33 0.00 1.99 0.90 0.05 83.73 01:40:06 1 10.51 0.00 1.87 0.27 0.05 87.30 Average: all 4.18 0.00 0.73 0.21 0.04 94.84 Average: 0 4.71 0.00 0.75 0.32 0.03 94.17 Average: 1 3.64 0.00 0.71 0.09 0.04 95.51