---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66370 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 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 854 5101 4 2274 7087 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:2b:2d:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83453sec preferred_lft 83453sec inet6 fe80::f816:3eff:fe2b:2dca/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-66370) 04/04/26 _x86_64_ (2 CPU) 03:02:58 LINUX RESTART (2 CPU) 03:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:01 1.50 0.01 1.47 0.02 0.56 118.13 1.03 03:30:01 1.44 0.00 1.42 0.02 0.00 103.98 0.39 03:40:13 14.56 0.01 1.39 13.16 0.34 31.26 104638.18 03:50:01 1.33 0.00 1.33 0.00 0.00 22.34 0.00 Average: 4.79 0.01 1.40 3.38 0.22 68.74 26809.30 03:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:01 5269064 7375036 396916 4.88 83904 2186716 714736 7.78 626484 1955628 212 03:30:01 5228136 7360752 410708 5.05 84032 2212980 720484 7.85 632176 1981992 324 03:40:13 5224356 7362084 409360 5.03 84208 2217816 696420 7.59 632416 1987008 192 03:50:01 5224628 7364768 406672 5.00 84368 2220036 695404 7.57 631652 1989388 240 Average: 5236546 7365660 405914 4.99 84128 2209387 706761 7.70 630682 1978504 242 03:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 34.29 32.99 16.59 2.58 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 14.10 14.30 12.23 1.20 0.00 0.00 0.00 0.00 03:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:13 ens3 23.35 22.93 4.98 1.79 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 13.05 12.86 2.56 0.92 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 21.18 20.76 9.06 1.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66370) 04/04/26 _x86_64_ (2 CPU) 03:02:58 LINUX RESTART (2 CPU) 03:10:13 CPU %user %nice %system %iowait %steal %idle 03:20:01 all 4.54 0.00 0.65 0.01 0.05 94.75 03:20:01 0 6.13 0.00 0.82 0.00 0.06 92.98 03:20:01 1 2.95 0.00 0.47 0.02 0.05 96.51 03:30:01 all 3.81 0.00 0.57 0.01 0.05 95.56 03:30:01 0 5.38 0.00 0.63 0.01 0.05 93.93 03:30:01 1 2.24 0.00 0.51 0.01 0.05 97.20 03:40:13 all 2.40 0.00 0.42 0.03 0.05 97.09 03:40:13 0 2.39 0.00 0.48 0.05 0.05 97.03 03:40:13 1 2.42 0.00 0.36 0.00 0.05 97.16 03:50:01 all 1.21 0.00 0.24 0.01 0.05 98.49 03:50:01 0 1.21 0.00 0.26 0.01 0.06 98.46 03:50:01 1 1.21 0.00 0.22 0.01 0.05 98.52 Average: all 2.99 0.00 0.47 0.01 0.05 96.47 Average: 0 3.77 0.00 0.55 0.02 0.05 95.61 Average: 1 2.21 0.00 0.39 0.01 0.05 97.34