---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10568 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 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 5186 4 2260 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:7f:85:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84551sec preferred_lft 84551sec inet6 fe80::f816:3eff:fe7f:8507/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10568) 05/03/26 _x86_64_ (2 CPU) 01:56:38 LINUX RESTART (2 CPU) 02:00:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:28 9.80 1.21 7.69 0.89 104.05 1108.77 421.61 02:20:28 1.39 0.01 1.38 0.01 0.07 100.78 0.16 Average: 5.60 0.61 4.54 0.45 52.11 605.30 211.11 02:00:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:28 5300944 7407048 364672 4.48 83980 2186696 694596 7.57 591664 1955920 244 02:20:28 5270960 7403032 368312 4.53 84132 2212416 692368 7.54 597484 1981792 276 Average: 5285952 7405040 366492 4.51 84056 2199556 693482 7.55 594574 1968856 260 02:00:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:28 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:10:28 ens3 91.61 70.89 58.43 13.05 0.00 0.00 0.00 0.00 02:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:28 ens3 55.16 53.85 27.04 5.47 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 73.41 62.38 42.75 9.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10568) 05/03/26 _x86_64_ (2 CPU) 01:56:38 LINUX RESTART (2 CPU) 02:00:26 CPU %user %nice %system %iowait %steal %idle 02:10:28 all 9.47 0.00 1.50 0.94 0.06 88.02 02:10:28 0 7.12 0.00 1.21 0.57 0.06 91.04 02:10:28 1 11.84 0.00 1.80 1.31 0.07 84.99 02:20:28 all 5.96 0.00 0.75 0.20 0.07 93.01 02:20:28 0 7.01 0.00 0.74 0.18 0.07 92.00 02:20:28 1 4.91 0.00 0.76 0.23 0.07 94.03 Average: all 7.72 0.00 1.13 0.57 0.07 90.51 Average: 0 7.07 0.00 0.98 0.37 0.07 91.52 Average: 1 8.37 0.00 1.28 0.77 0.07 89.51