---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-64664 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: 5600.00 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 872 4929 4 2439 7068 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:4c:71:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.66/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84083sec preferred_lft 84083sec inet6 fe80::f816:3eff:fe4c:7128/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64664) 10/13/26 _x86_64_ (2 CPU) 01:09:06 LINUX RESTART (2 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:00 38.07 1.54 19.74 16.79 129.29 3396.99 107570.70 01:30:00 1.78 0.01 1.74 0.03 0.05 59.39 0.33 01:40:00 2.16 0.32 1.84 0.01 42.63 129.17 0.17 Average: 14.00 0.62 7.77 5.61 57.32 1195.12 35855.08 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:00 5039316 7304960 454916 5.59 113160 2307848 810948 8.83 681348 2095048 216 01:30:00 5023024 7300192 459360 5.65 113352 2319200 819308 8.92 681536 2106576 356 01:40:00 4961668 7284316 474460 5.83 113628 2363996 1022148 11.13 699780 2141456 344 Average: 5008003 7296489 462912 5.69 113380 2330348 884135 9.63 687555 2114360 305 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:00 lo 1.34 1.34 0.08 0.08 0.00 0.00 0.00 0.00 01:20:00 ens3 55.33 38.46 264.32 7.40 0.00 0.00 0.00 0.00 01:30:00 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:00 ens3 18.62 16.59 3.34 1.81 0.00 0.00 0.00 0.00 01:40:00 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:40:00 ens3 17.66 16.63 6.43 2.31 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 30.54 23.89 91.36 3.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-64664) 10/13/26 _x86_64_ (2 CPU) 01:09:06 LINUX RESTART (2 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:00 all 12.25 0.00 1.90 1.02 0.02 84.81 01:20:00 0 9.98 0.00 1.77 0.71 0.01 87.52 01:20:00 1 14.54 0.00 2.03 1.32 0.03 82.09 01:30:00 all 3.10 0.00 0.41 0.02 0.01 96.46 01:30:00 0 3.12 0.00 0.40 0.02 0.02 96.44 01:30:00 1 3.08 0.00 0.41 0.01 0.01 96.48 01:40:00 all 2.12 0.00 0.33 0.03 0.01 97.51 01:40:00 0 2.82 0.00 0.33 0.02 0.01 96.82 01:40:00 1 1.43 0.00 0.33 0.04 0.01 98.19 Average: all 5.84 0.00 0.88 0.36 0.01 92.91 Average: 0 5.33 0.00 0.84 0.25 0.01 93.57 Average: 1 6.35 0.00 0.92 0.46 0.01 92.25