---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29949 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 749 5222 4 2266 7192 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:13:88:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83060sec preferred_lft 83060sec inet6 fe80::f816:3eff:fe13:88d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29949) 03/26/26 _x86_64_ (2 CPU) 00:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:14 1.59 0.01 1.57 0.01 0.81 19.43 0.27 00:20:14 1.81 0.11 1.68 0.03 3.05 23.72 651.66 00:30:14 1.70 0.00 1.69 0.01 0.00 18.75 0.29 00:40:08 22.02 3.02 16.79 2.21 227.33 2505.14 1055.39 00:50:14 3.27 0.01 3.21 0.04 1.07 637.23 1.60 Average: 6.05 0.63 4.96 0.46 46.04 637.46 339.93 00:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:14 6130284 7532812 276244 3.40 54460 1543960 530936 5.78 474020 1312676 420 00:20:14 6137696 7502036 306928 3.77 54604 1505552 528436 5.76 472644 1274204 200 00:30:14 6138536 7503340 305580 3.76 54728 1505880 528436 5.76 472584 1274656 252 00:40:08 5180756 7369768 391724 4.82 103860 2240484 671960 7.32 623572 2013392 181080 00:50:14 5167440 7358928 402712 4.95 103992 2242920 632960 6.89 602480 2015844 252 Average: 5750942 7453377 336638 4.14 74329 1807759 578546 6.30 529060 1578154 36441 00:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:14 ens3 0.25 0.10 0.08 0.04 0.00 0.00 0.00 0.00 00:20:14 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:14 ens3 0.22 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:14 ens3 0.48 0.11 0.17 0.09 0.00 0.00 0.00 0.00 00:40:08 lo 1.29 1.29 0.10 0.10 0.00 0.00 0.00 0.00 00:40:08 ens3 44.19 31.18 296.07 9.44 0.00 0.00 0.00 0.00 00:50:14 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:14 ens3 32.11 22.54 29.44 5.12 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 15.43 10.78 64.68 2.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29949) 03/26/26 _x86_64_ (2 CPU) 00:00:14 CPU %user %nice %system %iowait %steal %idle 00:10:14 all 0.23 0.00 0.10 0.02 0.04 99.61 00:10:14 0 0.18 0.00 0.11 0.02 0.04 99.66 00:10:14 1 0.29 0.00 0.09 0.02 0.03 99.57 00:20:14 all 0.67 0.00 0.21 0.01 0.03 99.08 00:20:14 0 0.52 0.00 0.25 0.01 0.05 99.18 00:20:14 1 0.81 0.00 0.18 0.01 0.02 98.97 00:30:14 all 0.24 0.00 0.17 0.01 0.03 99.55 00:30:14 0 0.20 0.00 0.17 0.01 0.03 99.58 00:30:14 1 0.29 0.00 0.16 0.01 0.03 99.51 00:40:08 all 10.39 0.00 1.58 0.78 0.06 87.20 00:40:08 0 10.27 0.00 1.52 1.04 0.05 87.11 00:40:08 1 10.50 0.00 1.64 0.51 0.06 87.29 00:50:14 all 1.06 0.00 0.26 0.04 0.07 98.58 00:50:14 0 1.08 0.00 0.24 0.04 0.06 98.59 00:50:14 1 1.03 0.00 0.28 0.03 0.08 98.57 Average: all 2.50 0.00 0.46 0.17 0.05 96.82 Average: 0 2.43 0.00 0.45 0.22 0.05 96.84 Average: 1 2.57 0.00 0.47 0.12 0.04 96.80