---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3857 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 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 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 8.0G 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 793 5142 4 2298 7148 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:62:94:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83013sec preferred_lft 83013sec inet6 fe80::f816:3eff:fe62:9462/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3857) 08/10/26 _x86_64_ (2 CPU) 00:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.71 0.01 1.67 0.02 0.81 21.61 0.60 00:20:10 2.53 0.82 1.69 0.03 97.37 83.45 387.82 00:30:10 4.96 0.05 3.76 1.15 2.52 232.07 2272.11 Average: 3.07 0.29 2.37 0.40 33.62 112.36 886.57 00:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 5207420 7384448 383652 4.72 87120 2250300 654988 7.13 610140 2023616 124 00:20:10 5153360 7361340 406316 5.00 87656 2280568 840148 9.15 628896 2043788 484 00:30:10 5277692 7326276 450744 5.54 89524 2127588 687320 7.49 690308 1892112 23852 Average: 5212824 7357355 413571 5.09 88100 2219485 727485 7.92 643115 1986505 8153 00:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 1.36 0.48 0.32 0.14 0.00 0.00 0.00 0.00 00:20:10 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 00:20:10 ens3 3.13 1.58 5.51 1.06 0.00 0.00 0.00 0.00 00:30:10 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 00:30:10 ens3 12.88 10.29 13.70 9.54 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 5.79 4.12 6.51 3.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-3857) 08/10/26 _x86_64_ (2 CPU) 00:00:09 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 2.39 0.00 0.72 0.02 0.07 96.81 00:10:09 0 2.77 0.00 0.85 0.02 0.07 96.29 00:10:09 1 2.01 0.00 0.59 0.01 0.07 97.32 00:20:10 all 4.93 0.00 0.91 0.03 0.07 94.06 00:20:10 0 6.25 0.00 1.27 0.05 0.07 92.35 00:20:10 1 3.75 0.00 0.58 0.02 0.06 95.59 00:30:10 all 6.13 0.00 0.80 0.06 0.09 92.93 00:30:10 0 6.38 0.00 0.94 0.02 0.09 92.57 00:30:10 1 5.89 0.00 0.66 0.11 0.08 93.26 Average: all 4.52 0.00 0.81 0.04 0.07 94.56 Average: 0 5.15 0.00 1.02 0.03 0.08 93.73 Average: 1 3.94 0.00 0.61 0.05 0.07 95.33