---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16127 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 739 5305 4 2186 7202 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:c6:35:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80932sec preferred_lft 80932sec inet6 fe80::f816:3eff:fec6:35ed/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-16127) 05/18/26 _x86_64_ (2 CPU) 00:41:35 LINUX RESTART (2 CPU) 00:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:23 2.14 0.26 1.85 0.03 31.12 76.58 845.74 01:10:01 1.32 0.00 1.31 0.02 0.00 15.50 1.13 01:20:19 1.40 0.00 1.38 0.02 0.01 16.00 1.17 01:30:24 1.61 0.00 1.58 0.03 0.00 19.38 864.94 01:40:01 1.35 0.00 1.33 0.02 0.00 15.88 1.12 01:50:24 16.13 1.31 2.67 12.16 94.66 250.49 104984.94 02:00:19 19.90 1.68 16.01 2.20 131.03 2944.08 480.29 02:10:01 1.29 0.00 1.27 0.02 0.00 21.45 1.20 Average: 5.70 0.41 3.42 1.87 32.57 418.44 13930.35 00:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:23 6247188 7520484 299764 3.69 31072 1447564 532380 5.80 464212 1200880 136 01:10:01 6261328 7535160 285116 3.51 31276 1447888 532592 5.80 464244 1201408 268 01:20:19 6273928 7548304 271956 3.34 31488 1448216 532688 5.80 464776 1201948 132 01:30:24 6258660 7533600 286616 3.52 31696 1448548 532820 5.80 459404 1202476 184 01:40:01 6266248 7541860 278360 3.42 31900 1449000 532820 5.80 459496 1203016 132 01:50:24 5959152 7395996 415000 5.10 44608 1589648 651156 7.09 603736 1343484 71008 02:00:19 5270412 7390300 381012 4.69 85576 2198232 636448 6.93 599000 1960328 168 02:10:01 5226880 7348800 422556 5.20 85744 2200096 659224 7.18 614016 1962372 240 Average: 5970474 7476813 330048 4.06 46670 1653649 576266 6.28 516110 1409489 9034 00:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:23 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:23 ens3 1.10 0.25 3.09 0.05 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.11 0.04 11.15 0.03 0.00 0.00 0.00 0.00 01:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:19 ens3 0.47 0.07 0.12 0.06 0.00 0.00 0.00 0.00 01:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:24 ens3 0.40 0.20 0.08 0.55 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.40 0.06 0.11 0.05 0.00 0.00 0.00 0.00 01:50:24 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 01:50:24 ens3 20.77 11.32 86.67 4.20 0.00 0.00 0.00 0.00 02:00:19 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 02:00:19 ens3 46.83 34.34 227.32 7.30 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 11.99 10.66 110.51 1.00 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.40 7.10 54.65 1.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16127) 05/18/26 _x86_64_ (2 CPU) 00:41:35 LINUX RESTART (2 CPU) 00:50:05 CPU %user %nice %system %iowait %steal %idle 01:00:23 all 0.41 0.00 0.19 0.02 0.04 99.34 01:00:23 0 0.33 0.00 0.20 0.04 0.05 99.38 01:00:23 1 0.49 0.00 0.17 0.00 0.04 99.29 01:10:01 all 0.29 0.00 0.07 0.01 0.04 99.59 01:10:01 0 0.49 0.00 0.05 0.02 0.03 99.40 01:10:01 1 0.09 0.00 0.09 0.00 0.05 99.77 01:20:19 all 0.26 0.00 0.07 0.01 0.04 99.62 01:20:19 0 0.39 0.00 0.06 0.00 0.03 99.52 01:20:19 1 0.13 0.00 0.09 0.01 0.05 99.72 01:30:24 all 0.27 0.00 0.15 0.01 0.04 99.52 01:30:24 0 0.07 0.00 0.15 0.02 0.04 99.71 01:30:24 1 0.47 0.00 0.15 0.01 0.04 99.33 01:40:01 all 0.23 0.00 0.07 0.01 0.03 99.66 01:40:01 0 0.05 0.00 0.09 0.01 0.04 99.81 01:40:01 1 0.41 0.00 0.04 0.01 0.03 99.51 01:50:24 all 1.72 0.00 0.31 0.12 0.04 97.82 01:50:24 0 1.41 0.00 0.35 0.07 0.04 98.12 01:50:24 1 2.02 0.00 0.27 0.17 0.03 97.52 02:00:19 all 9.43 0.00 1.54 0.52 0.07 88.44 02:00:19 0 9.80 0.00 1.73 0.36 0.08 88.04 02:00:19 1 9.06 0.00 1.36 0.67 0.06 88.85 02:10:01 all 0.84 0.00 0.19 0.01 0.07 98.89 02:10:01 0 0.69 0.00 0.14 0.01 0.05 99.11 02:10:01 1 0.99 0.00 0.25 0.01 0.10 98.66 Average: all 1.68 0.00 0.32 0.09 0.05 97.86 Average: 0 1.65 0.00 0.35 0.06 0.05 97.89 Average: 1 1.70 0.00 0.30 0.11 0.05 97.83