---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37509 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 769 5020 4 2454 7172 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:02:79:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 52916sec preferred_lft 52916sec inet6 fe80::f816:3eff:fe02:79ed/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-37509) 07/22/26 _x86_64_ (2 CPU) 00:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.74 0.02 1.71 0.02 0.82 21.44 0.22 00:20:09 1.80 0.11 1.67 0.02 3.01 23.47 546.58 00:30:04 26.55 3.01 21.13 2.41 229.03 3538.42 1315.46 Average: 9.98 1.04 8.13 0.81 77.18 1187.50 620.90 00:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6116504 7513708 295080 3.63 54484 1538660 547140 5.96 474728 1310104 248 00:20:09 6136616 7496176 312512 3.84 54640 1500804 544548 5.93 473392 1272192 308 00:30:04 5113408 7409364 346428 4.26 106168 2340352 571944 6.23 557328 2117820 30248 Average: 5788843 7473083 318007 3.91 71764 1793272 554544 6.04 501816 1566705 10268 00:00:08 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 0.17 0.05 0.06 0.03 0.00 0.00 0.00 0.00 00:20:09 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:09 ens3 0.11 0.05 0.03 0.02 0.00 0.00 0.00 0.00 00:30:04 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:30:04 ens3 48.61 32.68 324.90 8.98 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 16.20 10.86 107.69 2.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37509) 07/22/26 _x86_64_ (2 CPU) 00:00:08 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.24 0.00 0.09 0.01 0.03 99.63 00:10:01 0 0.40 0.00 0.08 0.01 0.03 99.49 00:10:01 1 0.08 0.00 0.10 0.01 0.04 99.77 00:20:09 all 0.62 0.00 0.21 0.01 0.03 99.13 00:20:09 0 0.86 0.00 0.18 0.01 0.02 98.93 00:20:09 1 0.37 0.00 0.24 0.02 0.04 99.34 00:30:04 all 11.76 0.00 1.72 0.61 0.05 85.85 00:30:04 0 10.71 0.00 1.58 0.62 0.05 87.05 00:30:04 1 12.80 0.00 1.87 0.60 0.06 84.66 Average: all 4.18 0.00 0.67 0.21 0.04 94.90 Average: 0 3.97 0.00 0.61 0.21 0.03 95.18 Average: 1 4.39 0.00 0.73 0.21 0.05 94.62