---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30374 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 777 5019 4 2446 7163 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:ca:64:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6880sec preferred_lft 6880sec inet6 fe80::f816:3eff:feca:64b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30374) 06/26/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.83 0.01 1.80 0.01 0.81 20.86 0.20 00:20:12 1.91 0.10 1.77 0.04 3.00 24.69 151.56 00:30:01 1.79 0.00 1.77 0.02 0.00 19.43 0.91 00:40:01 24.74 2.99 19.47 2.28 225.48 3412.19 671.53 00:50:12 1.67 0.00 1.67 0.00 0.00 56.54 0.03 01:00:01 1.87 0.00 1.85 0.02 0.00 104.50 0.75 Average: 5.64 0.52 4.72 0.40 38.23 606.36 137.98 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6116544 7513248 295584 3.63 54796 1538040 545084 5.94 469052 1310156 240 00:20:12 6136684 7495044 313748 3.86 54924 1499512 542536 5.91 468016 1271540 224 00:30:01 6137132 7496076 312624 3.84 55072 1499932 542536 5.91 468184 1271980 148 00:40:01 5119544 7394812 361780 4.45 105852 2321004 639292 6.96 596612 2098688 880 00:50:12 5100448 7387580 369112 4.54 105956 2332836 662280 7.21 603168 2110624 1056 01:00:01 5068400 7380232 376360 4.63 106076 2357348 657616 7.16 606608 2135260 1040 Average: 5613125 7444499 338201 4.16 80446 1924779 598224 6.52 535273 1699708 598 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.21 0.06 0.08 0.03 0.00 0.00 0.00 0.00 00:20:12 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:12 ens3 0.16 0.13 0.03 0.64 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 0.61 0.26 0.20 0.81 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 57.17 43.30 314.51 10.86 0.00 0.00 0.00 0.00 00:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:12 ens3 38.52 32.09 7.88 4.00 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 45.71 44.40 10.29 6.34 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 23.70 20.00 55.50 3.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30374) 06/26/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.26 0.00 0.10 0.01 0.04 99.59 00:10:01 0 0.47 0.00 0.08 0.02 0.03 99.41 00:10:01 1 0.05 0.00 0.12 0.00 0.04 99.78 00:20:12 all 0.60 0.00 0.21 0.01 0.03 99.14 00:20:12 0 0.75 0.00 0.20 0.02 0.03 99.00 00:20:12 1 0.45 0.00 0.22 0.00 0.04 99.28 00:30:01 all 0.20 0.00 0.16 0.01 0.03 99.61 00:30:01 0 0.11 0.00 0.17 0.01 0.03 99.69 00:30:01 1 0.28 0.00 0.15 0.01 0.03 99.53 00:40:01 all 11.73 0.00 1.64 0.48 0.05 86.10 00:40:01 0 12.71 0.00 1.90 0.51 0.06 84.81 00:40:01 1 10.75 0.00 1.37 0.45 0.05 87.39 00:50:12 all 6.60 0.00 0.46 0.01 0.08 92.85 00:50:12 0 6.35 0.00 0.42 0.01 0.07 93.15 00:50:12 1 6.85 0.00 0.51 0.01 0.09 92.55 01:00:01 all 9.08 0.00 0.63 0.01 0.08 90.20 01:00:01 0 7.73 0.00 0.61 0.01 0.07 91.58 01:00:01 1 10.45 0.00 0.65 0.01 0.09 88.81 Average: all 4.74 0.00 0.53 0.09 0.05 94.59 Average: 0 4.68 0.00 0.56 0.10 0.05 94.61 Average: 1 4.79 0.00 0.50 0.08 0.06 94.57