---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26787 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 745 5213 4 2275 7196 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:53:78:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82170sec preferred_lft 82170sec inet6 fe80::f816:3eff:fe53:7865/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26787) 06/12/26 _x86_64_ (2 CPU) 01:47:57 LINUX RESTART (2 CPU) 01:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.65 0.02 1.61 0.01 1.24 19.18 435.66 02:10:42 1.35 0.01 1.34 0.00 0.05 15.56 0.11 02:20:02 1.40 0.00 1.39 0.00 0.01 15.91 0.13 02:30:01 1.53 0.00 1.52 0.01 0.00 17.85 436.74 02:40:32 1.87 0.24 1.63 0.01 29.45 72.21 0.16 02:50:08 1.87 0.42 1.46 0.00 16.46 49.74 0.00 Average: 1.61 0.11 1.49 0.01 7.99 31.96 145.09 01:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6287368 7534336 286192 3.52 30552 1422100 528248 5.75 445544 1183172 160 02:10:42 6287116 7534624 285988 3.52 30740 1422432 528308 5.75 445768 1183712 180 02:20:02 6294704 7542732 277916 3.42 30916 1422764 528380 5.76 445796 1184228 172 02:30:01 6303360 7551900 268712 3.30 31092 1423092 528528 5.76 445780 1184728 228 02:40:32 6239956 7515284 304860 3.75 31440 1449176 724236 7.89 460260 1202400 124 02:50:08 6226948 7517652 302212 3.72 31772 1463992 742620 8.09 486244 1215900 276 Average: 6273242 7532755 287647 3.54 31085 1433926 596720 6.50 454899 1192357 190 01:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.65 0.07 0.31 0.03 0.00 0.00 0.00 0.00 02:10:42 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:42 ens3 0.44 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.27 0.02 0.06 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.21 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:32 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:32 ens3 0.57 0.23 3.05 0.06 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 9.33 5.36 20.98 3.37 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 2.02 0.92 3.96 0.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26787) 06/12/26 _x86_64_ (2 CPU) 01:47:57 LINUX RESTART (2 CPU) 01:50:00 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.31 0.00 0.16 0.01 0.04 99.48 02:00:01 0 0.09 0.00 0.16 0.01 0.05 99.69 02:00:01 1 0.53 0.00 0.15 0.01 0.03 99.27 02:10:42 all 0.22 0.00 0.06 0.01 0.04 99.66 02:10:42 0 0.18 0.00 0.08 0.01 0.05 99.67 02:10:42 1 0.26 0.00 0.05 0.00 0.03 99.66 02:20:02 all 0.25 0.00 0.07 0.01 0.04 99.63 02:20:02 0 0.46 0.00 0.06 0.02 0.04 99.43 02:20:02 1 0.04 0.00 0.08 0.01 0.04 99.82 02:30:01 all 0.27 0.00 0.15 0.01 0.04 99.53 02:30:01 0 0.29 0.00 0.17 0.01 0.04 99.50 02:30:01 1 0.26 0.00 0.14 0.01 0.04 99.55 02:40:32 all 0.39 0.00 0.10 0.02 0.04 99.46 02:40:32 0 0.43 0.00 0.08 0.01 0.03 99.45 02:40:32 1 0.35 0.00 0.11 0.03 0.04 99.47 02:50:08 all 0.50 0.00 0.10 0.01 0.04 99.34 02:50:08 0 0.62 0.00 0.10 0.02 0.03 99.23 02:50:08 1 0.38 0.00 0.10 0.01 0.05 99.46 Average: all 0.32 0.00 0.11 0.01 0.04 99.52 Average: 0 0.34 0.00 0.11 0.01 0.04 99.50 Average: 1 0.31 0.00 0.10 0.01 0.04 99.54