---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10097 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 22% / 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 844 5104 4 2282 7097 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:ff:c2:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83473sec preferred_lft 83473sec inet6 fe80::f816:3eff:feff:c20f/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-10097) 05/01/26 _x86_64_ (2 CPU) 05:47:18 LINUX RESTART (2 CPU) 05:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:01 9.37 1.21 7.15 1.01 104.18 1093.14 465.54 06:10:02 1.39 0.01 1.33 0.05 0.05 111.24 2.42 06:20:02 14.86 0.01 1.37 13.48 0.36 68.05 106720.86 06:30:03 1.54 0.01 1.48 0.05 0.09 32.14 1.25 Average: 6.78 0.31 2.83 3.64 26.15 325.92 26769.30 05:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 5285232 7387988 383728 4.72 84008 2183296 688184 7.50 603776 1952364 1604 06:10:02 5227532 7359176 412260 5.07 84244 2211864 717616 7.82 633216 1981168 1456 06:20:02 5209896 7356432 414788 5.10 84492 2226312 693708 7.56 633680 1995836 192 06:30:03 5190776 7341648 429532 5.28 84712 2230392 693008 7.55 633044 2000128 264 Average: 5228359 7361311 410077 5.04 84364 2212966 698129 7.60 625929 1982374 879 05:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:01 lo 1.12 1.12 0.07 0.07 0.00 0.00 0.00 0.00 06:00:01 ens3 84.57 68.47 54.49 11.14 0.00 0.00 0.00 0.00 06:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:02 ens3 14.25 13.85 16.76 1.18 0.00 0.00 0.00 0.00 06:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:02 ens3 13.13 13.03 7.35 1.12 0.00 0.00 0.00 0.00 06:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:03 ens3 24.96 24.76 5.06 1.74 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 34.22 30.02 20.91 3.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10097) 05/01/26 _x86_64_ (2 CPU) 05:47:18 LINUX RESTART (2 CPU) 05:50:02 CPU %user %nice %system %iowait %steal %idle 06:00:01 all 7.11 0.00 1.28 0.15 0.06 91.40 06:00:01 0 6.99 0.00 1.25 0.18 0.06 91.52 06:00:01 1 7.23 0.00 1.32 0.11 0.06 91.28 06:10:02 all 4.09 0.00 0.52 0.01 0.07 95.31 06:10:02 0 2.06 0.00 0.31 0.02 0.06 97.55 06:10:02 1 6.12 0.00 0.73 0.01 0.09 93.06 06:20:02 all 3.29 0.00 0.43 0.03 0.07 96.18 06:20:02 0 2.36 0.00 0.38 0.04 0.07 97.15 06:20:02 1 4.23 0.00 0.47 0.02 0.07 95.21 06:30:03 all 1.58 0.00 0.42 0.01 0.07 97.92 06:30:03 0 1.56 0.00 0.39 0.01 0.08 97.96 06:30:03 1 1.60 0.00 0.44 0.01 0.06 97.88 Average: all 4.02 0.00 0.66 0.05 0.07 95.20 Average: 0 3.24 0.00 0.58 0.06 0.07 96.05 Average: 1 4.80 0.00 0.74 0.04 0.07 94.36