---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6567 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 772 5097 4 2373 7169 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:58:68:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 15188sec preferred_lft 15188sec inet6 fe80::f816:3eff:fe58:6892/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6567) 09/11/26 _x86_64_ (2 CPU) 00:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.79 0.02 1.76 0.01 0.83 21.35 5.25 00:20:15 1.98 0.11 1.85 0.03 3.01 25.22 210.34 00:30:15 1.69 0.00 1.67 0.02 0.00 18.89 25.13 00:40:15 25.71 2.82 20.62 2.27 222.13 3514.25 889.48 00:50:07 1.49 0.00 1.48 0.01 0.00 22.38 0.34 Average: 6.55 0.59 5.49 0.47 45.33 722.46 227.36 00:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6090896 7493388 315196 3.88 51816 1547524 747936 8.15 487384 1314528 348 00:20:15 6129888 7498184 310272 3.82 52000 1513096 745276 8.12 485996 1280068 124 00:30:15 6132464 7501300 307096 3.78 52140 1513488 745276 8.12 486144 1280532 120 00:40:15 5073852 7374896 380796 4.68 104780 2347980 842324 9.17 612636 2122748 296 00:50:07 5050884 7353924 401796 4.94 104880 2349932 853228 9.29 614880 2124672 320 Average: 5695597 7444338 343031 4.22 73123 1854404 786808 8.57 537408 1624510 242 00:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:07 ens3 0.28 0.08 0.09 0.05 0.00 0.00 0.00 0.00 00:20:15 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 00:20:15 ens3 0.24 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:15 ens3 0.58 0.15 0.18 0.10 0.00 0.00 0.00 0.00 00:40:15 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:15 ens3 76.28 53.16 322.24 13.05 0.00 0.00 0.00 0.00 00:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:07 ens3 12.27 9.20 73.38 1.04 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 17.95 12.54 79.21 2.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6567) 09/11/26 _x86_64_ (2 CPU) 00:00:16 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.29 0.00 0.14 0.01 0.00 99.56 00:10:07 0 0.06 0.00 0.18 0.01 0.00 99.75 00:10:07 1 0.51 0.00 0.11 0.01 0.00 99.36 00:20:15 all 0.60 0.00 0.25 0.02 0.00 99.13 00:20:15 0 0.50 0.00 0.25 0.01 0.00 99.24 00:20:15 1 0.70 0.00 0.25 0.03 0.00 99.02 00:30:15 all 0.28 0.00 0.16 0.01 0.00 99.55 00:30:15 0 0.06 0.00 0.19 0.00 0.00 99.75 00:30:15 1 0.49 0.00 0.13 0.02 0.00 99.36 00:40:15 all 11.84 0.00 2.01 0.61 0.01 85.54 00:40:15 0 10.63 0.00 1.90 0.37 0.02 87.08 00:40:15 1 13.05 0.00 2.11 0.85 0.01 83.99 00:50:07 all 0.83 0.00 0.24 0.02 0.03 98.88 00:50:07 0 0.70 0.00 0.17 0.02 0.02 99.09 00:50:07 1 0.96 0.00 0.31 0.01 0.05 98.67 Average: all 2.77 0.00 0.56 0.13 0.01 96.52 Average: 0 2.40 0.00 0.54 0.08 0.01 96.97 Average: 1 3.15 0.00 0.58 0.18 0.01 96.07