---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28165 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 769 5197 4 2267 7172 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:a5:a4:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81979sec preferred_lft 81979sec inet6 fe80::f816:3eff:fea5:a47d/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-28165) 06/18/26 _x86_64_ (2 CPU) 00:43:41 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.42 0.01 1.40 0.02 0.05 16.80 653.84 01:10:08 1.24 0.00 1.23 0.02 0.00 14.99 1.19 01:20:01 1.19 0.00 1.17 0.02 0.01 14.00 1.21 01:30:00 1.87 0.25 1.58 0.04 31.03 76.09 437.81 01:40:08 1.30 0.00 1.27 0.02 1.04 16.12 1.13 01:50:07 1.61 0.40 1.20 0.01 15.83 46.58 0.73 Average: 1.44 0.11 1.31 0.02 7.97 30.72 182.22 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6288752 7541280 279248 3.43 30720 1427400 520672 5.67 446672 1187620 156 01:10:08 6309328 7562392 258136 3.17 30920 1427732 520672 5.67 446776 1188152 208 01:20:01 6299248 7552824 267696 3.29 31108 1428052 521556 5.68 447876 1188660 160 01:30:00 6231440 7511948 307944 3.79 31496 1454216 718084 7.82 462380 1206448 192 01:40:08 6246840 7528340 291584 3.59 31712 1454984 521708 5.68 457412 1206992 160 01:50:07 6236316 7532944 286772 3.53 32036 1469612 537684 5.86 481832 1220436 136 Average: 6268654 7538288 281897 3.47 31332 1443666 556729 6.06 457158 1199718 169 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.68 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:08 ens3 0.53 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.46 0.09 0.12 0.05 0.00 0.00 0.00 0.00 01:30:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.71 0.38 3.21 0.51 0.00 0.00 0.00 0.00 01:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:08 ens3 0.40 0.07 0.11 0.06 0.00 0.00 0.00 0.00 01:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:07 ens3 7.50 4.28 19.83 2.60 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 1.71 0.82 3.90 0.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28165) 06/18/26 _x86_64_ (2 CPU) 00:43:41 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.30 0.00 0.19 0.03 0.02 99.47 01:00:01 0 0.30 0.00 0.20 0.03 0.02 99.46 01:00:01 1 0.30 0.00 0.18 0.03 0.02 99.47 01:10:08 all 0.28 0.00 0.09 0.04 0.01 99.58 01:10:08 0 0.15 0.00 0.10 0.04 0.01 99.69 01:10:08 1 0.41 0.00 0.07 0.04 0.01 99.46 01:20:01 all 0.29 0.00 0.08 0.01 0.01 99.60 01:20:01 0 0.13 0.00 0.10 0.00 0.02 99.75 01:20:01 1 0.45 0.00 0.07 0.01 0.01 99.46 01:30:00 all 0.40 0.00 0.19 0.02 0.02 99.37 01:30:00 0 0.32 0.00 0.21 0.03 0.02 99.41 01:30:00 1 0.47 0.00 0.18 0.01 0.02 99.32 01:40:08 all 0.24 0.00 0.06 0.01 0.02 99.67 01:40:08 0 0.06 0.00 0.08 0.01 0.03 99.82 01:40:08 1 0.41 0.00 0.05 0.00 0.01 99.53 01:50:07 all 0.49 0.00 0.10 0.09 0.02 99.31 01:50:07 0 0.26 0.00 0.12 0.01 0.02 99.58 01:50:07 1 0.72 0.00 0.07 0.16 0.02 99.03 Average: all 0.33 0.00 0.12 0.03 0.02 99.50 Average: 0 0.20 0.00 0.13 0.02 0.02 99.62 Average: 1 0.46 0.00 0.10 0.04 0.02 99.38