---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-62543 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 846 5036 4 2358 7095 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:03:8c:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83032sec preferred_lft 83032sec inet6 fe80::f816:3eff:fe03:8cbf/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-62543) 10/07/26 _x86_64_ (2 CPU) 00:40:55 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:00 4.13 1.32 2.71 0.10 92.71 266.92 875.84 01:10:00 24.03 1.48 20.21 2.33 126.94 3416.63 2036.83 01:20:00 2.00 0.32 1.67 0.01 42.64 107.51 0.20 01:30:00 1.43 0.00 1.41 0.01 0.00 18.57 0.23 Average: 7.90 0.78 6.50 0.61 65.57 952.43 728.28 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:00 5842276 7309040 495708 6.10 70784 1588888 755320 8.23 640896 1366448 73932 01:10:00 5079480 7336936 423744 5.21 113364 2299372 768732 8.37 663748 2086956 164 01:20:00 5013208 7310072 450040 5.53 113656 2338444 971476 10.58 682268 2116104 188 01:30:00 5001552 7298944 461100 5.67 113804 2338800 971568 10.58 682476 2116612 204 Average: 5234129 7313748 457648 5.63 102902 2141376 866774 9.44 667347 1921530 18622 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:00 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 01:00:00 ens3 23.86 16.09 88.18 4.84 0.00 0.00 0.00 0.00 01:10:00 lo 1.34 1.34 0.08 0.08 0.00 0.00 0.00 0.00 01:10:00 ens3 65.16 40.87 254.18 7.62 0.00 0.00 0.00 0.00 01:20:00 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:20:00 ens3 3.71 0.97 3.78 0.18 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 2.01 0.22 0.25 0.08 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 23.69 14.54 86.60 3.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62543) 10/07/26 _x86_64_ (2 CPU) 00:40:55 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:00 all 1.96 0.00 0.48 0.14 0.00 97.41 01:00:00 0 1.84 0.00 0.52 0.06 0.00 97.59 01:00:00 1 2.08 0.00 0.45 0.22 0.01 97.24 01:10:00 all 10.14 0.00 1.75 0.54 0.02 87.55 01:10:00 0 14.57 0.00 2.07 0.31 0.02 83.02 01:10:00 1 5.73 0.00 1.42 0.77 0.01 92.06 01:20:00 all 0.54 0.00 0.19 0.03 0.01 99.24 01:20:00 0 0.31 0.00 0.23 0.01 0.01 99.45 01:20:00 1 0.77 0.00 0.14 0.05 0.00 99.04 01:30:00 all 0.41 0.00 0.22 0.01 0.00 99.36 01:30:00 0 0.40 0.00 0.23 0.00 0.00 99.37 01:30:00 1 0.42 0.00 0.22 0.02 0.01 99.34 Average: all 3.26 0.00 0.66 0.18 0.01 95.89 Average: 0 4.28 0.00 0.76 0.10 0.01 94.86 Average: 1 2.25 0.00 0.56 0.26 0.01 96.92