---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11229 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 791 5198 4 2248 7150 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:1c:54:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81337sec preferred_lft 81337sec inet6 fe80::f816:3eff:fe1c:5453/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11229) 05/06/26 _x86_64_ (2 CPU) 01:58:33 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:16 1.42 0.02 1.40 0.00 1.21 16.64 0.12 02:20:14 14.06 0.01 1.48 12.57 0.21 17.56 109489.64 02:30:01 1.50 0.00 1.49 0.01 0.00 17.72 446.38 02:40:19 1.33 0.00 1.33 0.00 0.00 15.50 0.00 02:50:04 1.86 0.26 1.59 0.01 31.75 75.79 0.18 03:00:00 15.88 13.64 2.17 0.07 153.19 46.81 448.91 03:10:22 23.15 2.93 18.08 2.14 219.98 3032.59 683.86 03:20:22 1.29 0.00 1.27 0.02 0.00 21.56 1.28 Average: 7.61 2.10 3.66 1.85 51.32 416.82 13786.81 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:16 6290012 7536640 283964 3.49 30532 1421772 528392 5.76 451164 1183092 132 02:20:14 6305104 7552292 268236 3.30 30716 1422148 528392 5.76 451252 1183620 172 02:30:01 6289076 7536792 283688 3.49 30904 1422464 528448 5.76 451288 1184128 124 02:40:19 6296396 7544628 275836 3.39 31080 1422800 528768 5.76 451600 1184640 132 02:50:04 6233856 7508728 311300 3.83 31440 1448732 723096 7.88 466196 1202168 256 03:00:00 6186724 7519164 291636 3.59 35584 1493796 531668 5.79 458396 1250328 276 03:10:22 5177948 7353048 409244 5.03 88940 2241752 672484 7.32 627904 2006084 132 03:20:22 5154732 7331888 430472 5.29 89096 2243652 681084 7.42 628484 2008140 184 Average: 5991731 7485398 319297 3.93 46036 1639640 590292 6.43 498286 1400275 176 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 1.33 0.05 0.13 0.01 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 0.37 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 1.30 0.02 3.93 0.01 0.00 0.00 0.00 0.00 02:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:19 ens3 0.31 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:04 ens3 0.47 0.25 3.22 0.05 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 0.33 0.08 0.12 0.07 0.00 0.00 0.00 0.00 03:10:22 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:10:22 ens3 63.02 43.84 304.16 11.34 0.00 0.00 0.00 0.00 03:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:22 ens3 12.76 11.42 107.22 1.04 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 10.22 7.13 53.46 1.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11229) 05/06/26 _x86_64_ (2 CPU) 01:58:33 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:16 all 0.27 0.00 0.09 0.02 0.03 99.60 02:10:16 0 0.29 0.00 0.08 0.01 0.02 99.59 02:10:16 1 0.26 0.00 0.09 0.02 0.03 99.60 02:20:14 all 0.24 0.00 0.10 0.05 0.02 99.59 02:20:14 0 0.20 0.00 0.11 0.04 0.02 99.63 02:20:14 1 0.28 0.00 0.10 0.06 0.02 99.54 02:30:01 all 0.27 0.00 0.19 0.10 0.02 99.42 02:30:01 0 0.37 0.00 0.20 0.04 0.03 99.37 02:30:01 1 0.17 0.00 0.18 0.16 0.02 99.47 02:40:19 all 0.26 0.00 0.08 0.01 0.02 99.62 02:40:19 0 0.44 0.00 0.06 0.00 0.01 99.48 02:40:19 1 0.09 0.00 0.10 0.02 0.03 99.76 02:50:04 all 0.37 0.00 0.10 0.02 0.03 99.48 02:50:04 0 0.41 0.00 0.09 0.01 0.02 99.46 02:50:04 1 0.33 0.00 0.12 0.03 0.03 99.50 03:00:00 all 0.32 0.20 0.25 0.20 0.02 99.02 03:00:00 0 0.38 0.37 0.30 0.38 0.02 98.55 03:00:00 1 0.26 0.02 0.20 0.02 0.03 99.48 03:10:22 all 11.33 0.00 1.77 0.60 0.06 86.24 03:10:22 0 8.33 0.00 1.56 0.72 0.05 89.35 03:10:22 1 14.33 0.00 1.98 0.48 0.07 83.14 03:20:22 all 0.94 0.00 0.21 0.05 0.05 98.75 03:20:22 0 1.00 0.00 0.16 0.04 0.04 98.77 03:20:22 1 0.88 0.00 0.26 0.06 0.06 98.73 Average: all 1.79 0.02 0.35 0.13 0.03 97.67 Average: 0 1.46 0.05 0.32 0.16 0.03 97.99 Average: 1 2.13 0.00 0.38 0.11 0.03 97.35