---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33241 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 749 5210 4 2274 7191 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:7b:36:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82411sec preferred_lft 82411sec inet6 fe80::f816:3eff:fe7b:3650/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33241) 07/06/26 _x86_64_ (2 CPU) 00:42:38 LINUX RESTART (2 CPU) 00:50:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:26 1.54 0.01 1.50 0.03 0.05 18.54 431.71 01:10:19 1.92 0.25 1.64 0.03 31.37 77.38 1.39 01:20:28 1.43 0.01 1.41 0.01 1.05 16.58 0.41 01:30:09 1.63 0.00 1.61 0.01 0.00 18.94 450.52 01:40:28 1.71 0.36 1.35 0.00 14.10 46.24 0.00 Average: 1.64 0.13 1.50 0.01 9.30 35.50 174.42 00:50:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:26 6277124 7524200 296128 3.64 30704 1422264 528880 5.76 451456 1183560 232 01:10:19 6235332 7509556 310396 3.82 31084 1448692 727792 7.93 466208 1201604 184 01:20:28 6234868 7509944 310028 3.81 31264 1449336 531004 5.78 457120 1202128 124 01:30:09 6229836 7505452 314440 3.87 31440 1449660 531160 5.79 457280 1202628 160 01:40:28 6228852 7519184 300496 3.69 31676 1463980 544208 5.93 481616 1215780 184 Average: 6241202 7513667 306298 3.77 31234 1446786 572609 6.24 462736 1201140 177 00:50:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:26 ens3 0.68 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:19 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 0.90 0.41 3.29 0.06 0.00 0.00 0.00 0.00 01:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:28 ens3 0.62 0.09 1.17 0.06 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.28 0.05 0.06 0.03 0.00 0.00 0.00 0.00 01:40:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:28 ens3 10.71 4.50 19.23 2.32 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.70 1.05 4.87 0.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33241) 07/06/26 _x86_64_ (2 CPU) 00:42:38 LINUX RESTART (2 CPU) 00:50:19 CPU %user %nice %system %iowait %steal %idle 01:00:26 all 0.25 0.00 0.17 0.01 0.04 99.54 01:00:26 0 0.24 0.00 0.16 0.01 0.03 99.55 01:00:26 1 0.27 0.00 0.17 0.01 0.04 99.52 01:10:19 all 0.36 0.00 0.10 0.02 0.04 99.48 01:10:19 0 0.50 0.00 0.09 0.01 0.03 99.37 01:10:19 1 0.22 0.00 0.11 0.03 0.04 99.60 01:20:28 all 0.24 0.00 0.07 0.01 0.04 99.64 01:20:28 0 0.20 0.00 0.07 0.01 0.04 99.68 01:20:28 1 0.28 0.00 0.07 0.01 0.03 99.60 01:30:09 all 0.27 0.00 0.16 0.01 0.04 99.52 01:30:09 0 0.07 0.00 0.17 0.02 0.04 99.70 01:30:09 1 0.46 0.00 0.15 0.01 0.03 99.35 01:40:28 all 0.45 0.00 0.09 0.01 0.03 99.41 01:40:28 0 0.51 0.00 0.08 0.01 0.03 99.37 01:40:28 1 0.40 0.00 0.10 0.02 0.04 99.44 Average: all 0.31 0.00 0.12 0.01 0.04 99.52 Average: 0 0.30 0.00 0.12 0.01 0.03 99.53 Average: 1 0.32 0.00 0.12 0.02 0.04 99.50