---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31184 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 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 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 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 21% / 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 783 5171 4 2279 7157 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:05:19:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82986sec preferred_lft 82986sec inet6 fe80::f816:3eff:fe05:1908/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31184) 06/28/26 _x86_64_ (2 CPU) 00:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 21.63 1.68 6.54 13.41 135.30 796.82 111642.96 00:20:33 17.03 1.81 13.40 1.82 129.28 2613.03 502.01 00:30:03 4.07 0.05 3.10 0.92 1.35 152.56 1594.85 Average: 14.42 1.21 7.86 5.34 90.52 1232.52 37382.89 00:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 5681472 7365844 428480 5.27 62100 1805256 876932 9.55 622116 1575652 214024 00:20:33 5172704 7379760 387448 4.76 87432 2279564 684656 7.46 628624 2042320 216 00:30:03 5312832 7338876 437828 5.38 89228 2105412 665004 7.24 657900 1869644 25996 Average: 5389003 7361493 417919 5.14 79587 2063411 742197 8.08 636213 1829205 80079 00:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 00:10:01 ens3 29.62 20.08 172.93 5.62 0.00 0.00 0.00 0.00 00:20:33 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 00:20:33 ens3 81.05 57.45 151.85 12.26 0.00 0.00 0.00 0.00 00:30:03 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 00:30:03 ens3 19.04 12.84 11.74 5.45 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 44.40 30.96 114.16 7.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31184) 06/28/26 _x86_64_ (2 CPU) 00:00:13 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 3.97 0.00 0.63 0.36 0.04 94.99 00:10:01 0 4.20 0.00 0.60 0.16 0.04 94.99 00:10:01 1 3.74 0.00 0.66 0.57 0.04 94.98 00:20:33 all 9.84 0.00 1.51 0.32 0.06 88.27 00:20:33 0 11.37 0.00 1.67 0.45 0.06 86.46 00:20:33 1 8.31 0.00 1.36 0.20 0.06 90.08 00:30:03 all 4.41 0.00 0.62 0.07 0.07 94.85 00:30:03 0 6.62 0.00 0.78 0.11 0.06 92.43 00:30:03 1 2.20 0.00 0.45 0.02 0.07 97.26 Average: all 6.18 0.00 0.94 0.25 0.06 92.57 Average: 0 7.50 0.00 1.04 0.24 0.05 91.17 Average: 1 4.86 0.00 0.84 0.26 0.06 93.98