---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15402 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 744 5297 4 2188 7197 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:ee:74:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82227sec preferred_lft 82227sec inet6 fe80::f816:3eff:feee:74fd/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-15402) 05/15/26 _x86_64_ (2 CPU) 04:38:48 LINUX RESTART (2 CPU) 04:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:04 1.27 0.03 1.25 0.00 1.24 15.51 0.12 05:00:04 1.41 0.01 1.37 0.03 0.05 17.72 872.39 05:10:04 1.19 0.00 1.18 0.02 0.00 14.15 0.99 05:20:04 1.78 0.26 1.49 0.03 32.04 73.59 1.32 05:30:04 1.45 0.00 1.42 0.03 0.00 17.63 872.20 05:40:04 1.21 0.00 1.19 0.02 0.00 14.49 1.09 Average: 1.39 0.05 1.32 0.02 5.56 25.51 291.35 04:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:04 6271916 7518652 301544 3.71 30524 1422104 522412 5.69 446748 1183124 212 05:00:04 6276000 7523280 296960 3.65 30720 1422444 522536 5.69 447284 1183660 208 05:10:04 6275328 7523140 297100 3.65 30924 1422768 522536 5.69 447212 1184188 208 05:20:04 6232212 7507036 312792 3.85 31316 1449032 522692 5.69 456472 1201768 248 05:30:04 6234272 7509668 310036 3.81 31524 1449360 522756 5.69 456840 1202304 216 05:40:04 6249700 7525744 293952 3.61 31716 1449812 522828 5.69 457296 1202820 236 Average: 6256571 7517920 302064 3.71 31121 1435920 522627 5.69 451975 1192977 221 04:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:04 ens3 1.86 0.07 0.23 0.03 0.00 0.00 0.00 0.00 05:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:04 ens3 0.68 0.14 0.18 0.10 0.00 0.00 0.00 0.00 05:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:04 ens3 1.05 0.03 9.99 0.01 0.00 0.00 0.00 0.00 05:20:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:20:04 ens3 0.93 0.21 4.19 0.05 0.00 0.00 0.00 0.00 05:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:04 ens3 0.31 0.16 0.08 0.48 0.00 0.00 0.00 0.00 05:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:04 ens3 0.48 0.11 0.16 0.09 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 0.88 0.12 2.47 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15402) 05/15/26 _x86_64_ (2 CPU) 04:38:48 LINUX RESTART (2 CPU) 04:40:04 CPU %user %nice %system %iowait %steal %idle 04:50:04 all 0.30 0.00 0.07 0.02 0.03 99.58 04:50:04 0 0.24 0.00 0.08 0.03 0.03 99.63 04:50:04 1 0.36 0.00 0.07 0.02 0.03 99.53 05:00:04 all 0.28 0.00 0.17 0.01 0.03 99.51 05:00:04 0 0.19 0.00 0.17 0.01 0.03 99.60 05:00:04 1 0.36 0.00 0.17 0.01 0.03 99.42 05:10:04 all 0.24 0.00 0.08 0.21 0.03 99.45 05:10:04 0 0.42 0.00 0.06 0.41 0.02 99.09 05:10:04 1 0.06 0.00 0.10 0.00 0.04 99.80 05:20:04 all 0.36 0.00 0.10 0.03 0.03 99.48 05:20:04 0 0.64 0.00 0.10 0.03 0.02 99.22 05:20:04 1 0.09 0.00 0.11 0.03 0.03 99.74 05:30:04 all 0.28 0.00 0.16 0.18 0.02 99.36 05:30:04 0 0.41 0.00 0.16 0.21 0.02 99.21 05:30:04 1 0.16 0.00 0.16 0.16 0.02 99.51 05:40:04 all 0.24 0.00 0.07 0.01 0.02 99.65 05:40:04 0 0.35 0.00 0.07 0.01 0.02 99.56 05:40:04 1 0.14 0.00 0.07 0.02 0.03 99.75 Average: all 0.28 0.00 0.11 0.08 0.03 99.50 Average: 0 0.37 0.00 0.10 0.11 0.03 99.38 Average: 1 0.19 0.00 0.11 0.04 0.03 99.63