---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53420 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 783 5185 4 2269 7158 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:7d:66:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 20012sec preferred_lft 20012sec inet6 fe80::f816:3eff:fe7d:66f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53420) 03/28/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 1.78 0.01 1.75 0.02 0.81 20.59 215.34 00:20:04 1.85 0.11 1.71 0.03 3.05 22.97 791.33 00:30:01 1.87 0.00 1.85 0.02 0.00 20.39 217.41 00:40:04 23.14 3.00 17.90 2.24 224.84 3110.57 495.50 00:50:03 4.87 0.09 3.66 1.12 6.81 251.93 2406.54 Average: 6.72 0.64 5.39 0.69 47.26 687.36 824.53 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 6119896 7507712 301304 3.70 51724 1532400 547400 5.96 486512 1299336 356 00:20:04 6113572 7469496 339324 4.17 51864 1500304 545508 5.94 485344 1267164 220 00:30:01 6115280 7471732 337060 4.14 51996 1500692 545660 5.94 485568 1267620 240 00:40:04 5249004 7431036 330156 4.06 101936 2235732 572908 6.24 568472 2007420 220 00:50:03 5353848 7368812 402000 4.94 103736 2075512 642064 6.99 643036 1847384 12880 Average: 5790320 7449758 341969 4.20 72251 1768928 570708 6.22 533786 1537785 2783 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:04 ens3 0.21 0.05 0.07 0.03 0.00 0.00 0.00 0.00 00:20:04 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:04 ens3 0.22 0.07 0.07 0.04 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 0.56 0.16 0.18 0.10 0.00 0.00 0.00 0.00 00:40:04 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:04 ens3 87.58 57.92 302.87 16.46 0.00 0.00 0.00 0.00 00:50:03 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:50:03 ens3 26.76 17.71 15.35 6.52 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 23.12 15.22 63.91 4.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53420) 03/28/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 0.24 0.00 0.10 0.01 0.03 99.62 00:10:04 0 0.13 0.00 0.11 0.01 0.03 99.72 00:10:04 1 0.35 0.00 0.08 0.01 0.03 99.52 00:20:04 all 0.61 0.00 0.20 0.01 0.03 99.15 00:20:04 0 0.47 0.00 0.23 0.01 0.04 99.25 00:20:04 1 0.75 0.00 0.17 0.01 0.02 99.05 00:30:01 all 0.27 0.00 0.16 0.01 0.03 99.53 00:30:01 0 0.14 0.00 0.18 0.01 0.04 99.63 00:30:01 1 0.40 0.00 0.14 0.01 0.02 99.43 00:40:04 all 10.71 0.00 1.67 0.48 0.04 87.09 00:40:04 0 10.29 0.00 1.58 0.38 0.04 87.72 00:40:04 1 11.13 0.00 1.77 0.59 0.05 86.46 00:50:03 all 7.67 0.00 0.75 0.09 0.06 91.43 00:50:03 0 9.98 0.00 0.85 0.14 0.06 88.97 00:50:03 1 5.36 0.00 0.65 0.03 0.07 93.90 Average: all 3.90 0.00 0.58 0.12 0.04 95.36 Average: 0 4.20 0.00 0.59 0.11 0.04 95.06 Average: 1 3.60 0.00 0.56 0.13 0.04 95.67