---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16104 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 8.2G 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 750 4963 4 2519 7191 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:b9:05:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82693sec preferred_lft 82693sec inet6 fe80::f816:3eff:feb9:514/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16104) 05/18/26 _x86_64_ (2 CPU) 00:40:53 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:19 1.44 0.01 1.41 0.03 0.05 18.31 1.02 01:10:19 1.20 0.00 1.20 0.00 0.00 69.27 0.00 01:20:01 15.93 0.26 1.80 13.87 32.12 411.38 110120.66 01:30:19 1.77 0.00 1.73 0.04 1.02 160.72 3.67 01:40:19 1.44 0.00 1.42 0.02 0.00 17.48 3.35 Average: 4.25 0.05 1.51 2.69 6.41 133.18 21217.32 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:19 5085460 7174936 596744 7.34 84176 2169676 764680 8.33 720280 1939260 244 01:10:19 5158556 7264960 506752 6.23 84300 2186480 788816 8.59 727760 1956188 164 01:20:01 4901080 7144480 625252 7.69 84592 2321572 1085332 11.82 844168 2082780 12048 01:30:19 4790004 7066128 703124 8.65 84788 2353628 944452 10.29 893404 2114720 160 01:40:19 4808516 7085392 683840 8.41 84972 2354188 937748 10.21 886300 2115328 208 Average: 4948723 7147179 623142 7.66 84566 2277109 904206 9.85 814382 2041655 2565 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:19 ens3 31.57 29.54 517.09 1.97 0.00 0.00 0.00 0.00 01:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 74.95 70.94 1193.25 4.67 0.00 0.00 0.00 0.00 01:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 27.03 25.76 432.66 1.77 0.00 0.00 0.00 0.00 01:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:19 ens3 25.55 23.75 387.42 1.60 0.00 0.00 0.00 0.00 01:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:19 ens3 11.23 10.76 177.68 0.76 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 34.04 32.12 541.19 2.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16104) 05/18/26 _x86_64_ (2 CPU) 00:40:53 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:19 all 0.62 0.00 0.36 0.01 0.06 98.95 01:00:19 0 0.52 0.00 0.19 0.01 0.04 99.24 01:00:19 1 0.73 0.00 0.52 0.01 0.08 98.66 01:10:19 all 1.05 0.00 0.53 0.01 0.06 98.36 01:10:19 0 1.52 0.00 0.89 0.01 0.09 97.51 01:10:19 1 0.57 0.00 0.17 0.01 0.04 99.20 01:20:01 all 0.95 0.00 0.24 0.05 0.07 98.70 01:20:01 0 1.24 0.00 0.32 0.08 0.08 98.27 01:20:01 1 0.66 0.00 0.16 0.01 0.05 99.12 01:30:19 all 0.67 0.00 0.33 0.01 0.06 98.93 01:30:19 0 0.65 0.00 0.25 0.01 0.05 99.04 01:30:19 1 0.69 0.00 0.41 0.01 0.07 98.83 01:40:19 all 0.46 0.00 0.20 0.01 0.06 99.27 01:40:19 0 0.50 0.00 0.19 0.01 0.05 99.26 01:40:19 1 0.43 0.00 0.20 0.01 0.07 99.29 Average: all 0.75 0.00 0.33 0.02 0.06 98.84 Average: 0 0.88 0.00 0.37 0.02 0.06 98.67 Average: 1 0.62 0.00 0.29 0.01 0.06 99.02