---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37479 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 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 738 5310 4 2183 7203 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:85:4c:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.85/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84771sec preferred_lft 84771sec inet6 fe80::f816:3eff:fe85:4c69/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37479) 07/21/26 _x86_64_ (2 CPU) 01:57:56 LINUX RESTART (2 CPU) 02:00:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 9.06 0.33 7.76 0.98 22.92 1549.61 48.84 02:20:07 1.71 0.01 1.60 0.11 0.07 20.72 1.16 Average: 5.32 0.16 4.62 0.54 11.28 770.51 24.54 02:00:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 5535136 7461756 318180 3.91 72224 2025736 559288 6.09 506424 1810700 208 02:20:07 5528840 7456012 323748 3.98 72456 2026060 559288 6.09 506552 1811256 164 Average: 5531988 7458884 320964 3.95 72340 2025898 559288 6.09 506488 1810978 186 02:00:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.19 1.19 0.07 0.07 0.00 0.00 0.00 0.00 02:10:01 ens3 13.15 8.62 120.04 1.46 0.00 0.00 0.00 0.00 02:20:07 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:20:07 ens3 1.93 0.81 0.19 0.10 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 7.43 4.64 58.96 0.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37479) 07/21/26 _x86_64_ (2 CPU) 01:57:56 LINUX RESTART (2 CPU) 02:00:17 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 3.57 0.00 0.55 0.43 0.36 95.08 02:10:01 0 5.17 0.00 0.65 0.51 0.45 93.21 02:10:01 1 1.96 0.00 0.45 0.36 0.28 96.95 02:20:07 all 0.31 0.00 0.24 0.77 0.04 98.63 02:20:07 0 0.41 0.00 0.26 0.99 0.05 98.30 02:20:07 1 0.21 0.00 0.23 0.55 0.04 98.97 Average: all 1.91 0.00 0.39 0.60 0.20 96.89 Average: 0 2.75 0.00 0.45 0.75 0.25 95.80 Average: 1 1.07 0.00 0.34 0.46 0.15 97.98