---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41026 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 8.1G 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 774 5069 4 2393 7167 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:d8:8f:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81717sec preferred_lft 81717sec inet6 fe80::f816:3eff:fed8:8f91/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41026) 08/26/26 _x86_64_ (2 CPU) 00:35:07 LINUX RESTART (2 CPU) 00:40:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 1.40 0.03 1.38 0.00 1.29 16.72 2.40 01:00:14 25.91 2.94 20.66 2.31 224.96 3418.46 647.19 01:10:14 2.22 0.71 1.49 0.02 94.15 81.17 57.21 01:20:01 1.47 0.01 1.46 0.01 1.09 20.84 0.08 01:30:04 1.71 0.00 1.68 0.02 0.00 140.78 393.99 01:40:01 15.67 0.01 1.43 14.23 0.35 57.90 106805.10 01:50:01 1.39 0.00 1.38 0.01 0.00 21.92 0.16 Average: 7.21 0.54 4.29 2.38 46.92 550.33 15423.38 00:40:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6293092 7540464 280112 3.44 30936 1423076 538592 5.87 455328 1184020 124 01:00:14 5106064 7296320 471072 5.79 87040 2264380 738420 8.04 674096 2035596 232 01:10:14 5088360 7309432 457424 5.62 87464 2294656 900840 9.81 657304 2055980 240 01:20:01 5092060 7314856 452124 5.56 87620 2296220 713952 7.78 651700 2057388 244 01:30:04 5080508 7340320 426168 5.24 87780 2332580 690228 7.52 627500 2093780 192 01:40:01 4990888 7263576 502652 6.18 87916 2345148 720940 7.85 658176 2106452 324 01:50:01 5025120 7299896 466272 5.73 88056 2347060 720936 7.85 658440 2108508 124 Average: 5239442 7337838 436546 5.37 79545 2186160 717701 7.82 626078 1948818 211 00:40:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 1.48 0.21 0.35 0.11 0.00 0.00 0.00 0.00 01:00:14 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:00:14 ens3 76.12 56.15 495.12 12.27 0.00 0.00 0.00 0.00 01:10:14 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:10:14 ens3 15.03 13.28 144.43 1.18 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 5.99 5.22 33.99 0.73 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 15.40 13.90 156.26 1.58 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 22.87 22.32 247.08 2.10 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 14.10 13.46 140.24 1.20 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 21.89 18.04 176.26 2.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41026) 08/26/26 _x86_64_ (2 CPU) 00:35:07 LINUX RESTART (2 CPU) 00:40:24 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.28 0.00 0.09 0.02 0.03 99.59 00:50:01 0 0.42 0.00 0.07 0.03 0.03 99.45 00:50:01 1 0.14 0.00 0.11 0.00 0.03 99.72 01:00:14 all 13.13 0.00 2.11 0.63 0.10 84.03 01:00:14 0 11.80 0.00 1.86 0.36 0.08 85.89 01:00:14 1 14.45 0.00 2.37 0.89 0.12 82.17 01:10:14 all 1.10 0.00 0.32 0.03 0.06 98.49 01:10:14 0 0.91 0.00 0.28 0.01 0.05 98.75 01:10:14 1 1.30 0.00 0.36 0.04 0.07 98.23 01:20:01 all 1.44 0.00 0.34 0.01 0.07 98.15 01:20:01 0 2.59 0.00 0.48 0.00 0.09 96.84 01:20:01 1 0.41 0.00 0.20 0.01 0.06 99.31 01:30:04 all 1.55 0.00 0.39 0.01 0.08 97.96 01:30:04 0 2.21 0.00 0.42 0.01 0.08 97.28 01:30:04 1 0.92 0.00 0.37 0.02 0.07 98.62 01:40:01 all 1.84 0.00 0.38 0.03 0.08 97.66 01:40:01 0 2.25 0.00 0.36 0.05 0.08 97.26 01:40:01 1 1.43 0.00 0.39 0.02 0.08 98.07 01:50:01 all 0.87 0.00 0.23 0.01 0.08 98.81 01:50:01 0 1.04 0.00 0.29 0.00 0.09 98.58 01:50:01 1 0.70 0.00 0.18 0.01 0.07 99.04 Average: all 2.95 0.00 0.56 0.11 0.07 96.30 Average: 0 3.09 0.00 0.55 0.07 0.07 96.23 Average: 1 2.82 0.00 0.58 0.15 0.07 96.38