---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27986 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: 5600.00 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 760 5131 4 2351 7181 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:0a:7b:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 7682sec preferred_lft 7682sec inet6 fe80::f816:3eff:fe0a:7b50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27986) 06/18/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:16 1.66 0.01 1.63 0.02 0.79 19.97 211.87 00:20:06 1.76 0.11 1.62 0.03 3.11 23.59 764.70 00:30:01 1.76 0.00 1.74 0.02 0.00 20.41 218.61 00:40:18 24.05 2.91 18.91 2.22 218.95 3321.17 1532.77 00:50:18 1.79 0.01 1.76 0.02 0.57 44.56 1.41 Average: 6.30 0.62 5.21 0.47 45.63 700.41 549.40 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:16 6115968 7511836 297088 3.65 54296 1537720 538328 5.86 461500 1309196 328 00:20:06 6145356 7503172 305704 3.76 54440 1499456 536488 5.84 460080 1270860 220 00:30:01 6150444 7508740 299952 3.69 54592 1499784 591732 6.45 465344 1271336 240 00:40:18 5174132 7446828 309860 3.81 105308 2319020 565472 6.16 547672 2096000 5428 00:50:18 5115836 7390940 365828 4.50 105452 2321348 645472 7.03 592888 2098480 300 Average: 5740347 7472303 315686 3.88 74818 1835466 575498 6.27 505497 1609174 1303 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:16 ens3 0.34 0.09 0.10 0.04 0.00 0.00 0.00 0.00 00:20:06 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:06 ens3 0.17 0.06 0.04 0.02 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 0.53 0.13 0.18 0.10 0.00 0.00 0.00 0.00 00:40:18 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 00:40:18 ens3 64.04 44.58 305.92 11.76 0.00 0.00 0.00 0.00 00:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:18 ens3 12.51 9.15 26.87 1.34 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 15.79 10.99 67.94 2.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27986) 06/18/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:16 all 0.25 0.00 0.11 0.01 0.02 99.60 00:10:16 0 0.17 0.00 0.11 0.01 0.03 99.68 00:10:16 1 0.34 0.00 0.10 0.01 0.02 99.53 00:20:06 all 0.66 0.00 0.20 0.01 0.02 99.10 00:20:06 0 0.60 0.00 0.22 0.01 0.03 99.14 00:20:06 1 0.72 0.00 0.18 0.02 0.02 99.06 00:30:01 all 0.26 0.00 0.16 0.18 0.02 99.37 00:30:01 0 0.07 0.00 0.17 0.14 0.03 99.60 00:30:01 1 0.46 0.00 0.15 0.23 0.02 99.14 00:40:18 all 11.34 0.00 1.64 0.49 0.04 86.49 00:40:18 0 8.60 0.00 1.44 0.42 0.04 89.49 00:40:18 1 14.07 0.00 1.84 0.57 0.04 83.48 00:50:18 all 0.92 0.00 0.19 0.26 0.06 98.57 00:50:18 0 0.82 0.00 0.13 0.30 0.04 98.70 00:50:18 1 1.01 0.00 0.25 0.22 0.07 98.45 Average: all 2.73 0.00 0.47 0.19 0.03 96.58 Average: 0 2.09 0.00 0.42 0.18 0.03 97.28 Average: 1 3.38 0.00 0.51 0.21 0.03 95.87