---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26335 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: 5599.94 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 8.1G 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 757 5024 4 2460 7184 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:dc:4d:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82096sec preferred_lft 82096sec inet6 fe80::f816:3eff:fedc:4d69/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26335) 06/10/26 _x86_64_ (2 CPU) 01:47:57 LINUX RESTART (2 CPU) 01:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.41 0.03 1.37 0.02 1.24 17.30 436.78 02:10:18 1.25 0.01 1.22 0.02 0.05 15.31 1.28 02:20:18 1.29 0.00 1.27 0.02 0.01 15.29 1.09 02:30:01 1.52 0.00 1.50 0.03 0.00 18.16 449.75 02:40:18 1.98 0.25 1.70 0.03 31.14 74.49 1.50 02:50:04 1.78 0.41 1.36 0.02 16.19 48.05 1.10 Average: 1.54 0.11 1.40 0.02 8.19 31.57 146.31 01:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6281448 7532132 288096 3.54 30600 1425932 530168 5.77 437504 1187256 156 02:10:18 6281200 7532472 287764 3.54 30820 1426264 530168 5.77 437696 1187836 188 02:20:18 6280528 7532336 287904 3.54 31028 1426584 530160 5.77 437584 1188364 132 02:30:01 6280276 7532608 287548 3.54 31236 1426920 530368 5.78 438484 1188876 280 02:40:18 6243404 7522892 296840 3.65 31632 1453300 530564 5.78 448048 1206608 180 02:50:04 6226356 7521032 298392 3.67 31952 1468096 547476 5.96 483756 1220068 288 Average: 6265535 7528912 291091 3.58 31211 1437849 533151 5.81 447179 1196501 204 01:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.58 0.07 0.19 0.03 0.00 0.00 0.00 0.00 02:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:18 ens3 0.37 0.05 0.05 0.01 0.00 0.00 0.00 0.00 02:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:18 ens3 0.36 0.03 2.07 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 0.63 0.13 0.21 0.12 0.00 0.00 0.00 0.00 02:40:18 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:18 ens3 0.71 0.34 3.15 0.55 0.00 0.00 0.00 0.00 02:50:04 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:04 ens3 13.63 6.05 20.97 3.05 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 2.83 1.09 4.37 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26335) 06/10/26 _x86_64_ (2 CPU) 01:47:57 LINUX RESTART (2 CPU) 01:50:02 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.29 0.00 0.17 0.01 0.03 99.50 02:00:01 0 0.42 0.00 0.16 0.02 0.02 99.39 02:00:01 1 0.17 0.00 0.18 0.01 0.03 99.61 02:10:18 all 0.29 0.00 0.08 0.02 0.02 99.59 02:10:18 0 0.08 0.00 0.09 0.02 0.03 99.78 02:10:18 1 0.49 0.00 0.07 0.01 0.02 99.40 02:20:18 all 0.26 0.00 0.09 0.01 0.02 99.62 02:20:18 0 0.06 0.00 0.09 0.01 0.02 99.82 02:20:18 1 0.46 0.00 0.09 0.01 0.02 99.43 02:30:01 all 0.29 0.00 0.17 0.01 0.02 99.52 02:30:01 0 0.09 0.00 0.17 0.02 0.02 99.71 02:30:01 1 0.48 0.00 0.16 0.00 0.02 99.33 02:40:18 all 0.36 0.00 0.11 0.06 0.02 99.45 02:40:18 0 0.37 0.00 0.12 0.07 0.02 99.42 02:40:18 1 0.35 0.00 0.10 0.05 0.03 99.47 02:50:04 all 0.55 0.00 0.10 0.02 0.01 99.32 02:50:04 0 0.54 0.00 0.12 0.02 0.01 99.30 02:50:04 1 0.56 0.00 0.08 0.03 0.01 99.33 Average: all 0.34 0.00 0.12 0.02 0.02 99.50 Average: 0 0.26 0.00 0.12 0.03 0.02 99.57 Average: 1 0.42 0.00 0.11 0.02 0.02 99.43