---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25994 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 801 5072 4 2360 7139 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:70:b3:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82065sec preferred_lft 82065sec inet6 fe80::f816:3eff:fe70:b395/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25994) 06/09/26 _x86_64_ (2 CPU) 00:41:51 LINUX RESTART (2 CPU) 00:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:15 2.15 0.26 1.87 0.03 31.03 77.43 436.40 01:10:15 1.44 0.01 1.42 0.02 1.05 16.13 1.13 01:20:15 1.40 0.00 1.39 0.01 0.01 15.73 0.36 01:30:15 1.55 0.00 1.54 0.01 0.00 18.33 435.69 01:40:13 14.61 0.41 1.59 12.62 16.04 50.49 109832.96 01:50:15 23.51 2.59 18.63 2.29 209.76 3559.69 487.52 Average: 7.45 0.54 4.42 2.49 43.13 625.58 18451.50 00:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:15 6243276 7517144 302768 3.72 30876 1448528 735084 8.01 460504 1200776 124 01:10:15 6252224 7526940 293036 3.60 31076 1449168 531564 5.79 455492 1201304 124 01:20:15 6252328 7527548 292436 3.60 31260 1449492 531588 5.79 458152 1201812 160 01:30:15 6257376 7533136 286772 3.53 31440 1449824 531716 5.79 458472 1202324 124 01:40:13 6229364 7520372 299108 3.68 31780 1464668 549752 5.99 483264 1215824 348 01:50:15 5099360 7345784 402824 4.95 86820 2318024 683508 7.44 632704 2080584 68 Average: 6055655 7495154 312824 3.85 40542 1596617 593869 6.47 491431 1350437 158 00:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 0.96 0.28 3.30 0.05 0.00 0.00 0.00 0.00 01:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:15 ens3 0.32 0.03 0.07 0.03 0.00 0.00 0.00 0.00 01:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:15 ens3 0.53 0.09 0.14 0.06 0.00 0.00 0.00 0.00 01:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:15 ens3 0.42 0.15 0.08 0.46 0.00 0.00 0.00 0.00 01:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:13 ens3 11.65 5.05 20.23 2.72 0.00 0.00 0.00 0.00 01:50:15 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:15 ens3 75.25 60.46 327.06 12.86 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 14.90 11.05 58.71 2.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25994) 06/09/26 _x86_64_ (2 CPU) 00:41:51 LINUX RESTART (2 CPU) 00:50:15 CPU %user %nice %system %iowait %steal %idle 01:00:15 all 0.40 0.00 0.19 0.02 0.02 99.37 01:00:15 0 0.16 0.00 0.19 0.03 0.02 99.60 01:00:15 1 0.64 0.00 0.19 0.02 0.02 99.13 01:10:15 all 0.24 0.00 0.08 0.01 0.03 99.65 01:10:15 0 0.16 0.00 0.09 0.01 0.03 99.71 01:10:15 1 0.31 0.00 0.06 0.02 0.02 99.59 01:20:15 all 0.29 0.00 0.07 0.01 0.03 99.60 01:20:15 0 0.34 0.00 0.06 0.01 0.03 99.56 01:20:15 1 0.24 0.00 0.08 0.02 0.03 99.63 01:30:15 all 0.27 0.00 0.14 0.01 0.03 99.55 01:30:15 0 0.43 0.00 0.13 0.02 0.02 99.41 01:30:15 1 0.11 0.00 0.16 0.00 0.03 99.70 01:40:13 all 0.51 0.00 0.11 0.04 0.03 99.31 01:40:13 0 0.77 0.00 0.08 0.02 0.02 99.12 01:40:13 1 0.26 0.00 0.15 0.06 0.03 99.50 01:50:15 all 16.83 0.00 1.82 0.55 0.06 80.74 01:50:15 0 19.64 0.00 2.22 0.52 0.06 77.57 01:50:15 1 14.02 0.00 1.43 0.58 0.06 83.91 Average: all 3.10 0.00 0.40 0.11 0.03 96.36 Average: 0 3.59 0.00 0.46 0.10 0.03 95.82 Average: 1 2.60 0.00 0.34 0.12 0.03 96.90