---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-17279 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 774 5201 4 2258 7167 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:ad:4a:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82010sec preferred_lft 82010sec inet6 fe80::f816:3eff:fead:4a1b/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-17279) 05/21/26 _x86_64_ (2 CPU) 01:08:47 LINUX RESTART (2 CPU) 01:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:08 1.55 0.03 1.51 0.01 1.25 17.91 0.60 01:30:08 1.74 0.01 1.70 0.03 0.05 20.24 873.13 01:40:08 1.31 0.00 1.29 0.01 0.00 15.19 1.08 01:50:08 1.89 0.26 1.60 0.03 32.03 74.71 1.21 02:00:08 14.17 0.00 1.58 12.58 0.15 19.23 109131.32 02:10:08 1.39 0.00 1.38 0.01 0.00 15.83 1.08 02:20:08 27.22 3.17 21.67 2.37 231.79 3809.91 2147.73 Average: 7.04 0.50 4.39 2.15 37.90 567.57 16022.05 01:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:08 6292148 7542516 277988 3.42 30600 1425612 522824 5.69 441052 1187116 180 01:30:08 6281596 7532560 287960 3.54 30836 1425944 522880 5.70 441032 1187696 184 01:40:08 6281596 7533088 287416 3.53 31036 1426268 523028 5.70 441208 1188220 144 01:50:08 6234824 7513352 306648 3.77 31416 1452568 523080 5.70 450356 1205824 136 02:00:08 6236608 7515764 304240 3.74 31632 1452960 523028 5.70 450588 1206404 236 02:10:08 6236608 7516424 303572 3.73 31832 1453416 523088 5.70 451104 1206932 156 02:20:08 5232116 7427972 339780 4.18 87232 2269492 578320 6.30 570896 2032660 236 Average: 6113642 7511668 301086 3.70 39226 1558037 530893 5.78 463748 1316407 182 01:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 1.95 0.11 0.26 0.06 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 0.55 0.07 0.09 0.04 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 0.39 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:50:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:50:08 ens3 0.48 0.22 3.14 0.03 0.00 0.00 0.00 0.00 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 0.22 0.05 0.06 0.03 0.00 0.00 0.00 0.00 02:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 0.29 0.08 0.10 0.05 0.00 0.00 0.00 0.00 02:20:08 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 02:20:08 ens3 48.73 31.75 311.43 8.34 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 7.52 4.62 45.02 1.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-17279) 05/21/26 _x86_64_ (2 CPU) 01:08:47 LINUX RESTART (2 CPU) 01:10:08 CPU %user %nice %system %iowait %steal %idle 01:20:08 all 0.28 0.00 0.09 0.04 0.03 99.56 01:20:08 0 0.41 0.00 0.07 0.06 0.03 99.44 01:20:08 1 0.16 0.00 0.10 0.03 0.03 99.68 01:30:08 all 0.25 0.00 0.17 0.07 0.03 99.49 01:30:08 0 0.23 0.00 0.17 0.01 0.03 99.57 01:30:08 1 0.27 0.00 0.17 0.12 0.03 99.41 01:40:08 all 0.24 0.00 0.07 0.09 0.02 99.57 01:40:08 0 0.42 0.00 0.06 0.02 0.02 99.49 01:40:08 1 0.06 0.00 0.08 0.17 0.03 99.66 01:50:08 all 0.35 0.00 0.11 0.02 0.02 99.50 01:50:08 0 0.27 0.00 0.11 0.02 0.02 99.58 01:50:08 1 0.44 0.00 0.10 0.03 0.02 99.41 02:00:08 all 0.29 0.00 0.18 0.04 0.02 99.47 02:00:08 0 0.12 0.00 0.17 0.03 0.03 99.65 02:00:08 1 0.47 0.00 0.18 0.05 0.02 99.28 02:10:08 all 0.25 0.00 0.07 0.01 0.03 99.64 02:10:08 0 0.24 0.00 0.07 0.01 0.04 99.65 02:10:08 1 0.25 0.00 0.08 0.01 0.03 99.63 02:20:08 all 11.51 0.00 1.70 12.71 0.05 74.03 02:20:08 0 12.11 0.00 1.88 11.64 0.05 74.32 02:20:08 1 10.91 0.00 1.53 13.77 0.05 73.75 Average: all 1.88 0.00 0.34 1.85 0.03 95.90 Average: 0 1.97 0.00 0.36 1.68 0.03 95.96 Average: 1 1.79 0.00 0.32 2.02 0.03 95.83