---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-63655 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 8.2G 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 890 4950 4 2400 7050 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:0a:fe:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.169/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84098sec preferred_lft 84098sec inet6 fe80::f816:3eff:fe0a:fe2c/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-63655) 10/11/26 _x86_64_ (2 CPU) 01:07:50 LINUX RESTART (2 CPU) 01:10:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:12 12.85 1.29 10.17 1.39 113.87 1244.08 920.63 01:30:12 1.64 0.01 1.60 0.03 0.05 56.61 0.43 01:40:02 16.20 0.00 1.51 14.69 0.15 46.17 107494.46 Average: 10.16 0.42 4.37 5.37 37.25 440.88 36193.29 01:10:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:12 5043868 7311196 449124 5.52 113360 2309144 792120 8.63 678436 2096464 268 01:30:12 5036068 7314188 445924 5.48 113556 2319704 800524 8.72 678472 2107248 236 01:40:02 5034464 7321872 438156 5.39 113716 2328840 800872 8.72 678668 2116508 1316 Average: 5038133 7315752 444401 5.46 113544 2319229 797839 8.69 678525 2106740 607 01:10:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:12 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 01:20:12 ens3 29.77 24.07 45.96 5.95 0.00 0.00 0.00 0.00 01:30:12 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:12 ens3 18.91 15.70 8.38 2.11 0.00 0.00 0.00 0.00 01:40:02 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:02 ens3 23.42 21.07 5.46 3.12 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 23.96 20.23 19.67 3.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63655) 10/11/26 _x86_64_ (2 CPU) 01:07:50 LINUX RESTART (2 CPU) 01:10:35 CPU %user %nice %system %iowait %steal %idle 01:20:12 all 8.56 0.00 1.28 0.30 0.01 89.85 01:20:12 0 11.28 0.00 1.40 0.51 0.02 86.80 01:20:12 1 5.84 0.00 1.16 0.09 0.01 92.90 01:30:12 all 2.98 0.00 0.41 0.04 0.01 96.56 01:30:12 0 1.88 0.00 0.35 0.03 0.01 97.73 01:30:12 1 4.10 0.00 0.47 0.05 0.01 95.38 01:40:02 all 2.54 0.00 0.41 0.07 0.01 96.97 01:40:02 0 3.13 0.00 0.42 0.05 0.01 96.38 01:40:02 1 1.95 0.00 0.40 0.09 0.01 97.55 Average: all 4.67 0.00 0.70 0.13 0.01 94.49 Average: 0 5.39 0.00 0.72 0.19 0.01 93.69 Average: 1 3.95 0.00 0.67 0.08 0.01 95.29