---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38075 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 8.2G 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 1068 4589 4 2587 6873 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:77:ec:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81970sec preferred_lft 81970sec inet6 fe80::f816:3eff:fe77:ec56/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38075) 08/17/26 _x86_64_ (2 CPU) 00:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:29 1.78 0.01 1.75 0.02 0.79 23.35 0.64 00:20:01 1.96 0.11 1.80 0.05 3.20 28.49 169.16 00:30:29 4.76 0.00 1.99 2.77 0.00 24.53 1865.48 00:40:00 1.43 0.00 1.43 0.00 0.00 18.35 0.00 Average: 2.53 0.03 1.75 0.75 0.97 23.69 531.66 00:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:29 4724652 7147380 608088 7.48 106028 2466416 885732 9.65 847792 2243736 336 00:20:01 4742624 7124088 631328 7.76 106140 2424988 884684 9.64 848384 2202116 248 00:30:29 4750628 7133188 622000 7.65 106240 2425972 886724 9.66 850380 2203200 136 00:40:00 4749232 7132848 622356 7.65 106308 2426960 888904 9.68 852032 2204256 160 Average: 4741784 7134376 620943 7.64 106179 2436084 886511 9.66 849647 2213327 220 00:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:29 ens3 0.43 0.18 0.15 0.08 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.34 0.17 0.10 0.07 0.00 0.00 0.00 0.00 00:30:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:29 ens3 0.62 0.21 0.21 0.13 0.00 0.00 0.00 0.00 00:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:00 ens3 0.93 0.20 0.23 0.12 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.58 0.19 0.17 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38075) 08/17/26 _x86_64_ (2 CPU) 00:00:13 CPU %user %nice %system %iowait %steal %idle 00:10:29 all 0.60 0.00 0.19 0.01 0.08 99.12 00:10:29 0 0.75 0.00 0.28 0.03 0.12 98.81 00:10:29 1 0.45 0.00 0.09 0.00 0.04 99.42 00:20:01 all 1.03 0.00 0.32 0.01 0.08 98.56 00:20:01 0 0.74 0.00 0.23 0.01 0.05 98.96 00:20:01 1 1.32 0.00 0.40 0.01 0.11 98.16 00:30:29 all 0.63 0.00 0.25 0.02 0.08 99.03 00:30:29 0 0.48 0.00 0.20 0.02 0.06 99.25 00:30:29 1 0.78 0.00 0.30 0.01 0.11 98.81 00:40:00 all 0.61 0.00 0.15 0.01 0.09 99.14 00:40:00 0 0.42 0.00 0.08 0.01 0.06 99.42 00:40:00 1 0.79 0.00 0.22 0.01 0.12 98.87 Average: all 0.71 0.00 0.22 0.01 0.08 98.97 Average: 0 0.60 0.00 0.20 0.02 0.07 99.11 Average: 1 0.83 0.00 0.25 0.01 0.09 98.83