---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39073 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 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 750 5175 4 2308 7191 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:23:3c:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81919sec preferred_lft 81919sec inet6 fe80::f816:3eff:fe23:3c6b/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-39073) 07/26/26 _x86_64_ (2 CPU) 02:37:16 LINUX RESTART (2 CPU) 02:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:05 1.39 0.02 1.36 0.00 1.23 979.48 0.12 03:00:05 1.49 0.01 1.46 0.02 0.05 18.00 653.91 03:10:01 1.85 0.26 1.57 0.02 32.24 76.53 0.47 03:20:05 1.40 0.00 1.38 0.02 0.01 16.12 1.09 03:30:05 1.52 0.00 1.49 0.03 0.00 18.56 872.16 03:40:01 1.33 0.00 1.31 0.02 0.00 15.45 1.10 03:50:05 37.02 2.84 18.49 15.69 224.59 3540.97 106675.90 Average: 6.60 0.45 3.88 2.27 37.01 669.65 15536.80 02:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:05 6304964 7549864 271668 3.34 30208 1420848 521540 5.68 438120 1183208 180 03:00:05 6302048 7547556 273884 3.37 30440 1421176 521612 5.68 438304 1183768 212 03:10:01 6268956 7542096 278816 3.43 30796 1448080 521824 5.68 447536 1201952 268 03:20:05 6268232 7542044 278832 3.43 31004 1448536 521816 5.68 447732 1202488 184 03:30:05 6266564 7540964 279748 3.44 31224 1448868 522192 5.69 448332 1203040 228 03:40:01 6271980 7546920 273856 3.37 31432 1449192 522256 5.69 448452 1203572 152 03:50:05 5132296 7361728 405056 4.98 87136 2302144 678944 7.40 639444 2066632 232 Average: 6116434 7518739 294551 3.62 38891 1562692 544312 5.93 472560 1320666 208 02:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:05 ens3 1.54 0.11 0.29 0.04 0.00 0.00 0.00 0.00 03:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:05 ens3 0.54 0.09 0.10 0.06 0.00 0.00 0.00 0.00 03:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.53 0.21 3.25 0.03 0.00 0.00 0.00 0.00 03:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:05 ens3 0.28 0.04 0.05 0.01 0.00 0.00 0.00 0.00 03:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:05 ens3 0.45 0.20 0.12 0.48 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 0.37 0.07 0.09 0.05 0.00 0.00 0.00 0.00 03:50:05 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:50:05 ens3 105.56 89.81 393.76 29.01 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.69 13.00 57.10 4.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39073) 07/26/26 _x86_64_ (2 CPU) 02:37:16 LINUX RESTART (2 CPU) 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:05 all 0.30 0.00 0.09 0.03 0.02 99.57 02:50:05 0 0.44 0.00 0.09 0.04 0.02 99.42 02:50:05 1 0.15 0.00 0.09 0.02 0.02 99.72 03:00:05 all 0.32 0.00 0.18 0.02 0.02 99.46 03:00:05 0 0.42 0.00 0.20 0.03 0.02 99.33 03:00:05 1 0.21 0.00 0.17 0.01 0.02 99.59 03:10:01 all 0.37 0.00 0.11 0.03 0.02 99.48 03:10:01 0 0.49 0.00 0.10 0.03 0.02 99.36 03:10:01 1 0.24 0.00 0.12 0.03 0.02 99.59 03:20:05 all 0.27 0.00 0.09 0.01 0.02 99.61 03:20:05 0 0.33 0.00 0.08 0.01 0.02 99.57 03:20:05 1 0.22 0.00 0.10 0.00 0.02 99.65 03:30:05 all 0.29 0.00 0.18 0.01 0.02 99.51 03:30:05 0 0.11 0.00 0.19 0.01 0.02 99.67 03:30:05 1 0.47 0.00 0.16 0.01 0.02 99.34 03:40:01 all 0.20 0.00 0.07 0.01 0.02 99.70 03:40:01 0 0.15 0.00 0.08 0.01 0.02 99.74 03:40:01 1 0.26 0.00 0.07 0.01 0.02 99.65 03:50:05 all 18.61 0.00 1.92 2.47 0.07 76.93 03:50:05 0 18.26 0.00 2.00 2.11 0.07 77.56 03:50:05 1 18.96 0.00 1.84 2.83 0.07 76.29 Average: all 2.91 0.00 0.38 0.37 0.03 96.31 Average: 0 2.89 0.00 0.39 0.32 0.03 96.37 Average: 1 2.94 0.00 0.37 0.42 0.03 96.25