---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64524 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.4G 30G 23% / 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 847 4826 4 2575 7094 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:ad:38:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83764sec preferred_lft 83764sec inet6 fe80::f816:3eff:fead:38b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64524) 10/12/26 _x86_64_ (2 CPU) 01:17:29 LINUX RESTART (2 CPU) 01:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:30:06 12.26 1.22 9.68 1.36 108.01 1238.45 1152.89 01:40:01 1.57 0.01 1.56 0.00 0.05 22.22 0.03 01:50:06 1.46 0.00 1.46 0.00 0.00 20.24 0.00 02:00:01 4.35 0.36 3.54 0.45 44.15 306.90 104.84 Average: 4.91 0.40 4.06 0.45 38.04 397.14 314.89 01:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:06 5053408 7312756 447384 5.50 113180 2301520 753876 8.21 665652 2088712 284 01:40:01 5053184 7313844 446076 5.49 113360 2302668 755032 8.22 666752 2090032 256 01:50:06 5051924 7313552 446384 5.49 113464 2303528 755032 8.22 666968 2091000 256 02:00:01 5033752 7344268 414104 5.09 115100 2349856 903600 9.84 646096 2128600 22860 Average: 5048067 7321105 438487 5.39 113776 2314393 791885 8.63 661367 2099586 5914 01:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:06 lo 1.26 1.26 0.07 0.07 0.00 0.00 0.00 0.00 01:30:06 ens3 9.19 6.65 40.40 1.65 0.00 0.00 0.00 0.00 01:40:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 0.83 0.21 0.26 0.05 0.00 0.00 0.00 0.00 01:50:06 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:06 ens3 0.82 0.41 0.13 0.10 0.00 0.00 0.00 0.00 02:00:01 lo 1.17 1.17 0.06 0.06 0.00 0.00 0.00 0.00 02:00:01 ens3 5.38 3.94 20.09 3.85 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 4.05 2.80 15.21 1.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64524) 10/12/26 _x86_64_ (2 CPU) 01:17:29 LINUX RESTART (2 CPU) 01:20:06 CPU %user %nice %system %iowait %steal %idle 01:30:06 all 6.03 0.00 1.08 0.21 0.01 92.66 01:30:06 0 5.71 0.00 1.14 0.29 0.01 92.85 01:30:06 1 6.35 0.00 1.03 0.14 0.01 92.47 01:40:01 all 0.76 0.00 0.13 0.01 0.00 99.09 01:40:01 0 0.60 0.00 0.10 0.02 0.00 99.28 01:40:01 1 0.92 0.00 0.16 0.01 0.01 98.90 01:50:06 all 0.64 0.00 0.13 0.01 0.00 99.23 01:50:06 0 0.62 0.00 0.13 0.02 0.00 99.22 01:50:06 1 0.65 0.00 0.12 0.00 0.00 99.23 02:00:01 all 2.48 0.00 0.42 0.08 0.00 97.01 02:00:01 0 3.83 0.00 0.46 0.15 0.00 95.56 02:00:01 1 1.13 0.00 0.39 0.02 0.00 98.46 Average: all 2.48 0.00 0.44 0.08 0.00 97.00 Average: 0 2.69 0.00 0.46 0.12 0.00 96.73 Average: 1 2.27 0.00 0.42 0.04 0.00 97.26