---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3869 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: 5600.00 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 736 5227 4 2270 7205 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:bc:ca:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.111/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82422sec preferred_lft 82422sec inet6 fe80::f816:3eff:febc:caf3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3869) 08/10/26 _x86_64_ (2 CPU) 00:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:12 1.45 0.02 1.42 0.02 0.81 17.75 216.12 00:20:01 1.56 0.11 1.42 0.02 3.56 18.19 256.86 00:30:12 15.72 0.70 1.97 13.06 93.62 79.08 107357.52 00:40:00 26.73 2.91 21.47 2.34 229.85 3514.38 473.74 Average: 11.35 0.93 6.50 3.93 81.61 894.19 27706.63 00:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:12 6302172 7550132 271244 3.34 31312 1422392 523932 5.71 446300 1185188 180 00:20:01 6285236 7533780 287460 3.53 31616 1422588 522440 5.69 446224 1185472 180 00:30:12 6240324 7518656 301544 3.71 32084 1451496 524088 5.71 457468 1204068 132 00:40:00 5447624 7467244 308684 3.80 87004 2100376 566580 6.17 549700 1862264 168 Average: 6068839 7517453 292233 3.59 45504 1599213 534260 5.82 474923 1359248 165 00:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:12 ens3 0.46 0.09 0.13 0.07 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.36 0.11 0.09 0.04 0.00 0.00 0.00 0.00 00:30:12 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:30:12 ens3 0.83 0.42 3.31 0.59 0.00 0.00 0.00 0.00 00:40:00 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:40:00 ens3 69.95 47.56 330.46 12.62 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 17.64 11.86 82.24 3.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3869) 08/10/26 _x86_64_ (2 CPU) 00:00:12 CPU %user %nice %system %iowait %steal %idle 00:10:12 all 0.27 0.00 0.09 0.01 0.05 99.58 00:10:12 0 0.45 0.00 0.08 0.00 0.03 99.44 00:10:12 1 0.08 0.00 0.11 0.02 0.06 99.73 00:20:01 all 0.47 0.00 0.21 0.01 0.04 99.26 00:20:01 0 0.23 0.00 0.24 0.01 0.05 99.47 00:20:01 1 0.71 0.00 0.19 0.01 0.04 99.05 00:30:12 all 0.39 0.00 0.21 0.05 0.04 99.30 00:30:12 0 0.49 0.00 0.20 0.01 0.04 99.26 00:30:12 1 0.30 0.00 0.22 0.10 0.04 99.34 00:40:00 all 12.12 0.00 1.85 0.65 0.06 85.32 00:40:00 0 13.02 0.00 1.98 0.51 0.05 84.43 00:40:00 1 11.23 0.00 1.72 0.78 0.07 86.21 Average: all 3.27 0.00 0.58 0.18 0.05 95.92 Average: 0 3.50 0.00 0.62 0.13 0.04 95.71 Average: 1 3.03 0.00 0.55 0.23 0.05 96.14