---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30597 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 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 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 7.9G 30G 21% / 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 5211 4 2268 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:03:f7:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80629sec preferred_lft 80629sec inet6 fe80::f816:3eff:fe03:f781/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30597) 06/26/26 _x86_64_ (2 CPU) 00:42:20 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:00 1.50 0.01 1.46 0.03 0.05 618.56 872.87 01:10:00 1.27 0.00 1.25 0.02 0.00 601.80 1.20 01:20:00 1.36 0.00 1.34 0.02 0.01 561.76 1.20 01:30:00 2.04 0.25 1.75 0.04 30.97 78.24 872.72 01:40:00 1.33 0.00 1.32 0.02 0.00 15.79 1.20 01:50:00 36.97 3.01 18.19 15.77 227.66 3451.36 107184.95 02:00:00 1.38 0.00 1.36 0.02 0.00 17.89 0.23 02:10:00 1.16 0.00 1.16 0.00 0.00 14.35 0.00 Average: 5.88 0.41 3.48 1.99 32.34 669.96 13616.57 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:00 6274740 7526368 293988 3.61 30776 1426620 527964 5.75 445096 1187828 132 01:10:00 6281656 7533816 286536 3.52 30976 1426948 528028 5.75 445536 1188356 168 01:20:00 6281656 7534368 285960 3.52 31188 1427280 528480 5.76 446528 1188900 168 01:30:00 6221448 7501264 318540 3.92 31596 1453596 726428 7.91 460744 1206860 124 01:40:00 6221448 7501912 317916 3.91 31788 1454048 726500 7.91 461240 1207376 136 01:50:00 5202236 7403800 362984 4.46 87056 2274788 837892 9.13 591724 2037796 172 02:00:00 5203344 7405376 361344 4.44 87176 2275140 837892 9.13 591680 2038268 124 02:10:00 5200320 7402832 363904 4.47 87308 2275488 837892 9.13 591780 2038748 164 Average: 5860856 7476217 323896 3.98 52233 1751738 693884 7.56 504291 1511766 148 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.67 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 1.07 0.14 9.29 0.13 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.73 0.29 0.18 0.69 0.00 0.00 0.00 0.00 01:30:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.88 0.45 3.23 0.06 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.63 0.13 0.20 0.12 0.00 0.00 0.00 0.00 01:50:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:00 ens3 64.44 40.52 315.17 10.76 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 1.86 0.25 0.26 0.07 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 0.62 0.19 0.09 0.03 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.86 5.26 41.07 1.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30597) 06/26/26 _x86_64_ (2 CPU) 00:42:20 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:00 all 0.30 0.00 0.17 0.01 0.04 99.48 01:00:00 0 0.13 0.00 0.18 0.02 0.05 99.63 01:00:00 1 0.46 0.00 0.16 0.01 0.03 99.34 01:10:00 all 0.31 0.00 0.07 0.01 0.04 99.57 01:10:00 0 0.19 0.00 0.08 0.01 0.05 99.67 01:10:00 1 0.42 0.00 0.06 0.01 0.04 99.47 01:20:00 all 0.29 0.00 0.07 0.01 0.04 99.59 01:20:00 0 0.08 0.00 0.09 0.01 0.05 99.77 01:20:00 1 0.49 0.00 0.05 0.01 0.03 99.41 01:30:00 all 0.41 0.00 0.19 0.02 0.03 99.35 01:30:00 0 0.34 0.00 0.16 0.02 0.03 99.45 01:30:00 1 0.47 0.00 0.22 0.02 0.04 99.25 01:40:00 all 0.22 0.00 0.07 0.01 0.03 99.67 01:40:00 0 0.26 0.00 0.05 0.01 0.03 99.65 01:40:00 1 0.19 0.00 0.08 0.00 0.04 99.69 01:50:00 all 11.74 0.00 1.70 0.49 0.07 86.00 01:50:00 0 13.10 0.00 2.03 0.53 0.08 84.27 01:50:00 1 10.38 0.00 1.38 0.45 0.06 87.74 02:00:00 all 0.40 0.00 0.21 0.01 0.08 99.31 02:00:00 0 0.30 0.00 0.22 0.00 0.08 99.41 02:00:00 1 0.50 0.00 0.21 0.01 0.08 99.21 02:10:00 all 0.38 0.00 0.12 0.01 0.07 99.42 02:10:00 0 0.42 0.00 0.09 0.00 0.05 99.43 02:10:00 1 0.33 0.00 0.15 0.02 0.09 99.41 Average: all 1.75 0.00 0.32 0.07 0.05 97.80 Average: 0 1.85 0.00 0.36 0.08 0.05 97.66 Average: 1 1.65 0.00 0.29 0.07 0.05 97.94