---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37269 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 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 753 5192 4 2288 7188 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:20:33:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80958sec preferred_lft 80958sec inet6 fe80::f816:3eff:fe20:337f/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-37269) 07/20/26 _x86_64_ (2 CPU) 00:42:38 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:22 1.48 0.01 1.44 0.03 0.05 18.00 632.39 01:10:01 1.16 0.00 1.15 0.02 0.00 14.23 1.24 01:20:01 1.29 0.00 1.27 0.02 0.01 15.39 1.09 01:30:22 2.03 0.24 1.75 0.04 29.92 76.29 212.09 01:40:01 14.48 0.01 1.43 13.03 1.24 17.03 113153.52 01:50:01 1.21 0.00 1.20 0.01 0.00 14.69 0.72 02:00:11 24.32 2.81 19.21 2.30 222.09 3446.48 737.59 02:10:22 1.50 0.00 1.49 0.01 0.00 23.92 0.18 Average: 5.91 0.39 3.65 1.87 32.11 458.72 13782.78 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:22 6294116 7541256 279184 3.43 30708 1422124 528372 5.76 445692 1183572 172 01:10:01 6292968 7540644 279796 3.44 30916 1422456 528436 5.76 445752 1184112 160 01:20:01 6299296 7547528 272916 3.36 31140 1422780 528572 5.76 446172 1184660 124 01:30:22 6243000 7518556 301412 3.71 31544 1449348 728780 7.94 460448 1202856 172 01:40:01 6261160 7537772 282096 3.47 31752 1450160 528764 5.76 453052 1203420 188 01:50:01 6268784 7545920 273908 3.37 31940 1450492 528828 5.76 453424 1203936 328 02:00:11 5172196 7391048 375052 4.61 87752 2290540 634512 6.91 589168 2054240 188 02:10:22 5133424 7354364 411752 5.06 87940 2292444 657316 7.16 602900 2056332 184 Average: 5995618 7497136 309514 3.81 45462 1650043 582948 6.35 487076 1409141 190 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:22 ens3 0.55 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.06 0.05 9.95 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 0.50 0.10 0.26 0.05 0.00 0.00 0.00 0.00 01:30:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:22 ens3 0.82 0.47 3.15 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 0.50 0.20 0.13 0.54 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 0.34 0.08 0.10 0.05 0.00 0.00 0.00 0.00 02:00:11 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:11 ens3 68.23 47.89 332.37 11.52 0.00 0.00 0.00 0.00 02:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:22 ens3 15.20 11.80 105.58 1.06 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 11.03 7.67 57.11 1.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37269) 07/20/26 _x86_64_ (2 CPU) 00:42:38 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:22 all 0.27 0.00 0.16 0.01 0.03 99.53 01:00:22 0 0.27 0.00 0.16 0.01 0.03 99.53 01:00:22 1 0.26 0.00 0.16 0.00 0.04 99.53 01:10:01 all 0.25 0.00 0.07 0.01 0.04 99.64 01:10:01 0 0.06 0.00 0.09 0.01 0.04 99.80 01:10:01 1 0.44 0.00 0.05 0.00 0.03 99.48 01:20:01 all 0.26 0.00 0.07 0.01 0.03 99.63 01:20:01 0 0.06 0.00 0.09 0.01 0.04 99.80 01:20:01 1 0.47 0.00 0.05 0.01 0.03 99.45 01:30:22 all 0.37 0.00 0.18 0.02 0.03 99.39 01:30:22 0 0.44 0.00 0.20 0.03 0.03 99.30 01:30:22 1 0.31 0.00 0.16 0.01 0.03 99.48 01:40:01 all 0.30 0.00 0.08 0.03 0.03 99.57 01:40:01 0 0.13 0.00 0.09 0.04 0.03 99.71 01:40:01 1 0.46 0.00 0.07 0.02 0.03 99.42 01:50:01 all 0.25 0.00 0.06 0.01 0.03 99.65 01:50:01 0 0.04 0.00 0.09 0.01 0.04 99.83 01:50:01 1 0.45 0.00 0.04 0.01 0.02 99.48 02:00:11 all 11.96 0.00 1.80 0.51 0.06 85.67 02:00:11 0 10.51 0.00 1.85 0.68 0.08 86.89 02:00:11 1 13.40 0.00 1.74 0.35 0.05 84.46 02:10:22 all 0.79 0.00 0.22 0.24 0.07 98.68 02:10:22 0 0.82 0.00 0.24 0.48 0.07 98.39 02:10:22 1 0.77 0.00 0.19 0.00 0.06 98.97 Average: all 1.82 0.00 0.33 0.11 0.04 97.70 Average: 0 1.56 0.00 0.35 0.16 0.05 97.88 Average: 1 2.09 0.00 0.31 0.05 0.04 97.51