---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5730 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 763 5209 4 2266 7178 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:a3:28:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 9054sec preferred_lft 9054sec inet6 fe80::f816:3eff:fea3:2835/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5730) 04/22/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:11 1.73 0.01 1.70 0.01 0.80 20.03 0.26 00:20:19 1.80 0.11 1.67 0.03 3.01 23.71 156.27 00:30:01 1.58 0.00 1.57 0.01 0.00 17.63 0.27 00:40:03 13.79 1.73 11.18 0.87 115.08 1465.51 198.68 Average: 4.73 0.46 4.04 0.23 29.80 382.55 89.51 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:11 6128480 7524924 283636 3.49 53452 1539120 748956 8.16 482608 1307628 124 00:20:19 6128700 7487592 320852 3.95 53636 1501324 746752 8.13 481488 1269668 124 00:30:01 6128244 7487592 320752 3.94 53784 1501620 746744 8.13 481536 1270116 240 00:40:03 5449416 7373760 400252 4.92 89032 2002148 861164 9.38 612020 1789884 164292 Average: 5958710 7468467 331373 4.07 62476 1636053 775904 8.45 514413 1409324 41195 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:11 ens3 0.24 0.09 0.08 0.04 0.00 0.00 0.00 0.00 00:20:19 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:19 ens3 0.21 0.08 0.06 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.58 0.15 0.19 0.10 0.00 0.00 0.00 0.00 00:40:03 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 00:40:03 ens3 31.85 22.26 258.80 5.92 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.23 5.66 64.92 1.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5730) 04/22/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:11 all 0.26 0.00 0.09 0.02 0.03 99.61 00:10:11 0 0.04 0.00 0.10 0.02 0.03 99.81 00:10:11 1 0.47 0.00 0.09 0.01 0.02 99.41 00:20:19 all 0.64 0.00 0.20 0.02 0.03 99.11 00:20:19 0 0.44 0.00 0.19 0.04 0.03 99.30 00:20:19 1 0.83 0.00 0.21 0.01 0.02 98.92 00:30:01 all 0.26 0.00 0.15 0.02 0.03 99.55 00:30:01 0 0.26 0.00 0.14 0.03 0.02 99.54 00:30:01 1 0.26 0.00 0.15 0.01 0.03 99.55 00:40:03 all 5.54 0.00 0.82 0.43 0.04 93.17 00:40:03 0 7.28 0.00 1.01 0.55 0.03 91.13 00:40:03 1 3.80 0.00 0.62 0.31 0.04 95.23 Average: all 1.68 0.00 0.31 0.12 0.03 97.85 Average: 0 2.01 0.00 0.36 0.16 0.03 97.44 Average: 1 1.34 0.00 0.27 0.09 0.03 98.27