---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38904 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 754 5148 4 2339 7186 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:ac:26:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80354sec preferred_lft 80354sec inet6 fe80::f816:3eff:feac:263f/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-38904) 08/20/26 _x86_64_ (2 CPU) 01:03:56 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:32 2.07 0.68 1.38 0.01 89.57 71.49 59.94 01:30:46 1.47 0.00 1.43 0.03 1.03 17.78 225.00 01:40:01 1.19 0.00 1.17 0.02 0.00 14.43 22.42 01:50:42 1.31 0.00 1.29 0.02 0.00 15.46 21.68 02:00:12 1.64 0.00 1.60 0.04 0.00 19.93 242.28 02:10:01 15.39 1.61 12.81 0.96 116.77 2351.37 657.50 02:20:12 12.75 1.22 10.09 1.45 107.40 1259.73 762.19 02:30:42 14.92 12.87 1.97 0.09 141.80 44.13 297.50 02:40:02 16.46 0.00 1.24 15.21 0.16 15.47 114010.63 Average: 7.43 1.90 3.66 1.87 52.02 421.64 12076.61 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:32 6226848 7502252 318180 3.91 31280 1449700 714700 7.78 466860 1202468 228 01:30:46 6240640 7516944 303448 3.73 31504 1450348 529592 5.77 457672 1203020 132 01:40:01 6248228 7525024 295336 3.63 31684 1450672 529664 5.77 458008 1203504 128 01:50:42 6247976 7525356 295024 3.63 31908 1450996 529656 5.77 457796 1204080 124 02:00:12 6245076 7523132 297268 3.66 32116 1451456 529728 5.77 458040 1204620 180 02:10:01 5441172 7385424 395180 4.86 71884 2043820 637200 6.94 594420 1820024 48280 02:20:12 5200100 7411848 355400 4.37 87168 2284652 625772 6.82 586916 2047364 136 02:30:42 5120696 7388004 370380 4.55 89996 2329288 625860 6.82 587552 2094216 164 02:40:02 5120448 7388384 369768 4.55 90140 2329680 626372 6.82 588164 2094724 272 Average: 5787909 7462930 333332 4.10 55298 1804512 594283 6.47 517270 1563780 5516 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:32 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:32 ens3 1.83 0.31 3.27 0.09 0.00 0.00 0.00 0.00 01:30:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:46 ens3 0.59 0.10 0.62 0.08 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 0.47 0.09 0.14 0.06 0.00 0.00 0.00 0.00 01:50:42 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:42 ens3 0.21 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:12 ens3 0.30 0.23 0.04 0.64 0.00 0.00 0.00 0.00 02:10:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 37.92 25.18 285.85 5.93 0.00 0.00 0.00 0.00 02:20:12 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:20:12 ens3 30.69 20.94 39.61 5.41 0.00 0.00 0.00 0.00 02:30:42 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:42 ens3 1.07 0.27 0.16 0.07 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 6.92 4.26 4.52 5.28 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.83 5.67 36.65 1.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38904) 08/20/26 _x86_64_ (2 CPU) 01:03:56 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:32 all 0.32 0.00 0.12 0.06 0.03 99.48 01:20:32 0 0.51 0.00 0.12 0.05 0.03 99.29 01:20:32 1 0.12 0.00 0.11 0.07 0.04 99.66 01:30:46 all 0.31 0.00 0.17 0.02 0.03 99.47 01:30:46 0 0.43 0.00 0.18 0.03 0.03 99.33 01:30:46 1 0.19 0.00 0.16 0.01 0.04 99.61 01:40:01 all 0.28 0.00 0.08 0.01 0.03 99.60 01:40:01 0 0.48 0.00 0.06 0.02 0.03 99.42 01:40:01 1 0.07 0.00 0.10 0.01 0.03 99.79 01:50:42 all 0.27 0.00 0.08 0.01 0.03 99.61 01:50:42 0 0.48 0.00 0.05 0.01 0.03 99.43 01:50:42 1 0.06 0.00 0.10 0.02 0.04 99.78 02:00:12 all 0.27 0.00 0.17 0.01 0.03 99.52 02:00:12 0 0.44 0.00 0.19 0.01 0.02 99.34 02:00:12 1 0.10 0.00 0.16 0.01 0.03 99.70 02:10:01 all 6.54 0.00 0.99 0.34 0.06 92.08 02:10:01 0 6.79 0.00 1.00 0.55 0.07 91.60 02:10:01 1 6.29 0.00 0.98 0.13 0.05 92.55 02:20:12 all 6.02 0.00 0.96 0.30 0.08 92.65 02:20:12 0 4.73 0.00 0.91 0.23 0.07 94.06 02:20:12 1 7.31 0.00 1.00 0.36 0.10 91.23 02:30:42 all 0.39 0.16 0.27 0.12 0.08 98.98 02:30:42 0 0.30 0.32 0.37 0.23 0.11 98.66 02:30:42 1 0.49 0.00 0.18 0.00 0.04 99.29 02:40:02 all 0.48 0.00 0.16 0.04 0.08 99.25 02:40:02 0 0.41 0.00 0.20 0.06 0.10 99.22 02:40:02 1 0.54 0.00 0.11 0.03 0.05 99.28 Average: all 1.65 0.02 0.33 0.10 0.05 97.85 Average: 0 1.62 0.04 0.34 0.13 0.05 97.82 Average: 1 1.68 0.00 0.32 0.07 0.05 97.88