---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15398 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 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 741 5306 4 2182 7200 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:95:32:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82284sec preferred_lft 82284sec inet6 fe80::f816:3eff:fe95:3286/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15398) 05/15/26 _x86_64_ (2 CPU) 04:38:29 LINUX RESTART (2 CPU) 04:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:02 1.94 0.28 1.64 0.01 33.22 74.74 0.35 05:00:01 1.64 0.01 1.61 0.02 0.05 19.69 873.41 05:10:01 1.29 0.00 1.29 0.00 0.00 15.20 0.12 05:20:02 13.96 0.00 1.42 12.53 0.16 16.80 109024.30 05:30:01 1.67 0.00 1.65 0.02 0.00 20.57 655.05 05:40:01 1.34 0.00 1.34 0.00 0.00 15.75 0.00 Average: 3.64 0.05 1.49 2.10 5.58 27.14 18445.18 04:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:02 6266360 7543572 276504 3.40 30812 1451684 528816 5.76 449104 1204376 220 05:00:01 6263832 7541608 278384 3.42 31016 1452024 531400 5.79 450944 1204920 160 05:10:01 6263384 7541652 278336 3.42 31180 1452348 531392 5.79 450688 1205408 240 05:20:02 6270476 7549328 270432 3.33 31368 1452728 531608 5.79 450936 1205940 308 05:30:01 6270996 7550408 269288 3.31 31568 1453056 531600 5.79 450988 1206476 124 05:40:01 6280068 7560096 259596 3.19 31728 1453504 531664 5.79 451616 1206956 172 Average: 6269186 7547777 272090 3.35 31279 1452557 531080 5.78 450713 1205679 204 04:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 04:50:02 ens3 2.03 0.22 3.31 0.05 0.00 0.00 0.00 0.00 05:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:01 ens3 0.72 0.16 0.19 0.10 0.00 0.00 0.00 0.00 05:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:01 ens3 1.18 0.04 9.98 0.01 0.00 0.00 0.00 0.00 05:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:02 ens3 0.76 0.05 1.12 0.03 0.00 0.00 0.00 0.00 05:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:01 ens3 0.27 0.06 0.08 0.04 0.00 0.00 0.00 0.00 05:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:01 ens3 0.59 0.29 0.16 0.66 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 0.93 0.14 2.48 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15398) 05/15/26 _x86_64_ (2 CPU) 04:38:29 LINUX RESTART (2 CPU) 04:40:01 CPU %user %nice %system %iowait %steal %idle 04:50:02 all 0.34 0.00 0.11 0.11 0.03 99.41 04:50:02 0 0.44 0.00 0.14 0.13 0.03 99.26 04:50:02 1 0.24 0.00 0.09 0.09 0.03 99.56 05:00:01 all 0.33 0.00 0.17 0.01 0.03 99.46 05:00:01 0 0.20 0.00 0.19 0.01 0.03 99.58 05:00:01 1 0.46 0.00 0.16 0.02 0.03 99.34 05:10:01 all 0.25 0.00 0.07 0.01 0.03 99.65 05:10:01 0 0.07 0.00 0.10 0.01 0.04 99.79 05:10:01 1 0.42 0.00 0.05 0.00 0.02 99.50 05:20:02 all 0.25 0.00 0.09 0.47 0.02 99.16 05:20:02 0 0.32 0.00 0.11 0.13 0.02 99.43 05:20:02 1 0.19 0.00 0.07 0.82 0.03 98.89 05:30:01 all 0.30 0.00 0.18 0.03 0.02 99.47 05:30:01 0 0.09 0.00 0.18 0.01 0.03 99.70 05:30:01 1 0.52 0.00 0.17 0.05 0.02 99.25 05:40:01 all 0.27 0.00 0.07 0.02 0.03 99.61 05:40:01 0 0.32 0.00 0.07 0.02 0.03 99.56 05:40:01 1 0.22 0.00 0.08 0.01 0.03 99.66 Average: all 0.29 0.00 0.12 0.11 0.03 99.46 Average: 0 0.24 0.00 0.13 0.05 0.03 99.55 Average: 1 0.34 0.00 0.10 0.16 0.03 99.37