---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41076 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 8.2G 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 773 4995 4 2468 7168 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:a8:b5:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81833sec preferred_lft 81833sec inet6 fe80::f816:3eff:fea8:b552/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41076) 08/26/26 _x86_64_ (2 CPU) 00:58:20 LINUX RESTART (2 CPU) 01:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:01 1.23 0.02 1.21 0.00 1.24 14.84 2.31 01:20:01 1.13 0.01 1.12 0.00 0.07 13.85 2.31 01:30:01 1.32 0.00 1.31 0.02 0.00 16.35 853.44 01:40:01 1.12 0.00 1.12 0.00 0.00 13.67 2.31 01:50:01 15.45 0.71 1.49 13.24 94.29 74.96 109110.44 02:00:00 22.56 1.49 20.11 0.96 111.79 2109.25 1281.94 02:10:01 12.86 1.52 9.89 1.45 119.80 1741.16 595.48 Average: 7.95 0.54 5.18 2.24 46.74 569.05 15978.32 01:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:01 6290444 7537004 283224 3.48 30884 1422368 527008 5.74 442740 1184032 184 01:20:01 6296888 7543976 276348 3.40 31076 1422700 527140 5.74 443188 1184548 160 01:30:01 6300532 7548144 272160 3.35 31244 1423028 527244 5.74 443340 1185052 132 01:40:01 6296056 7544160 276136 3.40 31408 1423352 528348 5.75 447064 1185540 128 01:50:01 6240164 7517788 301560 3.71 31828 1452044 715684 7.80 463812 1204308 128 02:00:00 5442428 7385576 394044 4.85 71532 2043828 643916 7.01 592528 1818840 105080 02:10:01 5053064 7355640 409736 5.04 89760 2372788 700676 7.63 646292 2136592 7112 Average: 5988511 7490327 316173 3.89 45390 1651444 595717 6.49 496995 1414130 16132 01:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.65 0.07 1.27 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.77 0.14 0.18 0.09 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 0.70 0.10 3.76 0.06 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.75 0.25 0.60 0.59 0.00 0.00 0.00 0.00 01:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.66 0.27 3.32 0.06 0.00 0.00 0.00 0.00 02:00:00 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 02:00:00 ens3 36.34 25.38 281.49 5.92 0.00 0.00 0.00 0.00 02:10:01 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 02:10:01 ens3 48.94 37.53 142.58 9.50 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.83 9.11 61.85 2.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41076) 08/26/26 _x86_64_ (2 CPU) 00:58:20 LINUX RESTART (2 CPU) 01:00:01 CPU %user %nice %system %iowait %steal %idle 01:10:01 all 0.30 0.00 0.11 0.03 0.03 99.54 01:10:01 0 0.19 0.00 0.11 0.00 0.03 99.67 01:10:01 1 0.40 0.00 0.11 0.06 0.03 99.40 01:20:01 all 0.26 0.00 0.10 0.01 0.03 99.60 01:20:01 0 0.08 0.00 0.12 0.01 0.04 99.75 01:20:01 1 0.43 0.00 0.08 0.01 0.03 99.45 01:30:01 all 0.28 0.00 0.17 0.01 0.04 99.50 01:30:01 0 0.09 0.00 0.19 0.02 0.05 99.64 01:30:01 1 0.47 0.00 0.14 0.01 0.03 99.35 01:40:01 all 0.26 0.00 0.08 0.01 0.04 99.61 01:40:01 0 0.11 0.00 0.09 0.02 0.04 99.74 01:40:01 1 0.41 0.00 0.07 0.00 0.03 99.48 01:50:01 all 0.33 0.00 0.13 0.11 0.03 99.39 01:50:01 0 0.20 0.00 0.16 0.18 0.04 99.43 01:50:01 1 0.47 0.00 0.11 0.04 0.03 99.36 02:00:00 all 6.22 0.00 1.03 0.34 0.05 92.36 02:00:00 0 7.96 0.00 1.16 0.17 0.05 90.67 02:00:00 1 4.48 0.00 0.91 0.52 0.05 94.05 02:10:01 all 11.27 0.00 1.05 0.22 0.07 87.39 02:10:01 0 10.60 0.00 0.95 0.13 0.07 88.24 02:10:01 1 11.93 0.00 1.15 0.31 0.07 86.54 Average: all 2.70 0.00 0.38 0.11 0.04 96.77 Average: 0 2.75 0.00 0.40 0.08 0.05 96.73 Average: 1 2.66 0.00 0.37 0.13 0.04 96.81