---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2272 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 790 5088 4 2364 7151 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:31:59:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 50718sec preferred_lft 50718sec inet6 fe80::f816:3eff:fe31:59f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2272) 08/06/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.64 0.02 1.59 0.03 0.84 19.33 4.47 00:20:01 1.65 0.11 1.52 0.03 3.05 21.95 149.91 00:30:01 1.61 0.00 1.58 0.03 0.00 18.17 0.29 00:40:01 27.06 2.79 21.98 2.29 221.12 2858.69 1147.35 00:50:01 4.55 0.01 4.48 0.06 1.08 658.65 3.08 Average: 7.30 0.59 6.23 0.49 45.22 715.37 261.02 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6112404 7512948 296232 3.64 57136 1539580 552644 6.02 467868 1312856 124 00:20:01 6129512 7491956 317224 3.90 57328 1501248 550396 5.99 466600 1274500 252 00:30:01 6130732 7493652 315476 3.88 57472 1501572 550604 6.00 466708 1274968 272 00:40:01 5067684 7356200 400160 4.92 107836 2331836 662080 7.21 636404 2110660 184732 00:50:01 5051324 7341916 414328 5.09 108028 2333576 681796 7.43 626188 2112472 444 Average: 5698331 7439334 348684 4.29 77560 1841562 599504 6.53 532754 1617091 37165 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.33 0.09 0.11 0.06 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 0.23 0.10 0.08 0.04 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.56 0.16 0.21 0.12 0.00 0.00 0.00 0.00 00:40:01 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 40.79 29.68 313.08 8.82 0.00 0.00 0.00 0.00 00:50:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 32.46 22.95 29.71 4.47 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 14.88 10.60 68.64 2.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2272) 08/06/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.11 0.13 0.02 99.47 00:10:01 0 0.09 0.00 0.12 0.03 0.02 99.73 00:10:01 1 0.44 0.00 0.09 0.23 0.02 99.21 00:20:01 all 0.69 0.00 0.24 0.01 0.02 99.03 00:20:01 0 0.51 0.00 0.25 0.02 0.03 99.19 00:20:01 1 0.87 0.00 0.23 0.01 0.02 98.88 00:30:01 all 0.30 0.00 0.21 0.01 0.02 99.46 00:30:01 0 0.11 0.00 0.22 0.01 0.03 99.63 00:30:01 1 0.49 0.00 0.19 0.01 0.02 99.29 00:40:01 all 11.72 0.00 1.71 0.44 0.05 86.08 00:40:01 0 13.15 0.00 1.77 0.45 0.05 84.58 00:40:01 1 10.30 0.00 1.64 0.44 0.04 87.58 00:50:01 all 1.50 0.00 0.35 0.04 0.06 98.05 00:50:01 0 1.36 0.00 0.33 0.02 0.05 98.24 00:50:01 1 1.64 0.00 0.37 0.06 0.07 97.86 Average: all 2.90 0.00 0.52 0.13 0.03 96.42 Average: 0 3.04 0.00 0.54 0.11 0.04 96.27 Average: 1 2.75 0.00 0.51 0.15 0.03 96.56