---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38676 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 8.1G 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 790 5003 4 2449 7151 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:75:06:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48632sec preferred_lft 48632sec inet6 fe80::f816:3eff:fe75:664/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38676) 08/20/26 _x86_64_ (2 CPU) 00:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:05 1.69 0.02 1.64 0.04 0.83 20.26 0.99 00:20:02 1.75 0.11 1.61 0.03 3.07 23.83 371.33 00:30:14 28.61 2.90 23.42 2.29 222.23 3357.69 557.40 Average: 10.87 1.03 9.04 0.80 76.92 1157.21 313.03 00:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:05 6106404 7509956 299312 3.68 57652 1541812 534236 5.82 473044 1315932 336 00:20:02 6135356 7498940 310252 3.81 57820 1501648 531984 5.79 471676 1275716 328 00:30:14 5077688 7370100 386692 4.75 108196 2335232 655668 7.14 627112 2114288 3100 Average: 5773149 7459665 332085 4.08 74556 1792897 573963 6.25 523944 1568645 1255 00:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:05 ens3 0.28 0.08 0.11 0.06 0.00 0.00 0.00 0.00 00:20:02 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:02 ens3 0.24 0.09 0.08 0.04 0.00 0.00 0.00 0.00 00:30:14 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:30:14 ens3 64.44 46.84 314.75 11.89 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 22.10 16.00 107.17 4.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38676) 08/20/26 _x86_64_ (2 CPU) 00:00:14 CPU %user %nice %system %iowait %steal %idle 00:10:05 all 0.24 0.00 0.10 0.01 0.04 99.62 00:10:05 0 0.41 0.00 0.09 0.00 0.03 99.46 00:10:05 1 0.07 0.00 0.10 0.02 0.05 99.77 00:20:02 all 0.65 0.00 0.21 0.01 0.04 99.10 00:20:02 0 0.45 0.00 0.23 0.01 0.05 99.25 00:20:02 1 0.84 0.00 0.18 0.01 0.03 98.94 00:30:14 all 11.50 0.00 1.75 0.46 0.06 86.24 00:30:14 0 7.10 0.00 1.53 0.33 0.06 90.98 00:30:14 1 15.89 0.00 1.96 0.59 0.05 81.51 Average: all 4.20 0.00 0.69 0.16 0.04 94.89 Average: 0 2.70 0.00 0.63 0.12 0.05 96.51 Average: 1 5.71 0.00 0.76 0.21 0.04 93.28