---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8058 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 7.9G 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 747 5299 4 2183 7194 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:e3:0f:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83289sec preferred_lft 83289sec inet6 fe80::f816:3eff:fee3:f89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8058) 04/26/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:13 11.17 1.42 8.97 0.78 104.29 1334.28 620.70 00:20:13 13.46 2.18 9.78 1.49 170.05 1867.45 488.84 Average: 12.30 1.79 9.38 1.13 136.85 1598.32 555.40 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:13 5499556 7352336 434040 5.34 67212 1962000 683352 7.44 626064 1745592 230288 00:20:13 5289040 7407112 364616 4.48 85452 2196800 843228 9.18 601788 1956264 228 Average: 5394298 7379724 399328 4.91 76332 2079400 763290 8.31 613926 1850928 115258 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:13 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 00:10:13 ens3 35.88 23.09 255.37 5.98 0.00 0.00 0.00 0.00 00:20:13 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 00:20:13 ens3 70.74 50.90 51.06 11.49 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 53.15 36.86 154.19 8.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8058) 04/26/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:13 all 4.91 0.00 0.77 0.30 0.04 93.97 00:10:13 0 4.87 0.00 0.86 0.37 0.04 93.85 00:10:13 1 4.95 0.00 0.68 0.23 0.04 94.10 00:20:13 all 7.63 0.00 1.27 0.21 0.05 90.82 00:20:13 0 7.18 0.00 1.28 0.28 0.06 91.20 00:20:13 1 8.09 0.00 1.27 0.15 0.05 90.44 Average: all 6.26 0.00 1.02 0.26 0.05 92.41 Average: 0 6.01 0.00 1.07 0.32 0.05 92.54 Average: 1 6.51 0.00 0.97 0.19 0.04 92.29