---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-23565 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 749 5298 4 2182 7192 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:29:38:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.107/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82343sec preferred_lft 82343sec inet6 fe80::f816:3eff:fe29:38fc/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-23565) 06/04/26 _x86_64_ (2 CPU) 01:48:38 LINUX RESTART (2 CPU) 01:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 1.64 0.02 1.60 0.02 1.23 20.28 864.63 02:10:01 1.24 0.01 1.22 0.01 0.05 14.72 0.73 02:20:01 1.20 0.00 1.18 0.02 0.01 14.57 1.20 02:30:07 1.89 0.25 1.59 0.04 31.73 75.71 648.68 02:40:01 1.13 0.00 1.12 0.02 0.00 14.06 1.09 02:50:01 1.33 0.00 1.31 0.02 0.00 15.91 1.20 Average: 1.41 0.05 1.34 0.02 5.56 25.98 255.23 01:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 6289944 7540928 279612 3.44 30600 1425984 522116 5.69 446720 1187272 204 02:10:01 6286668 7538176 282360 3.47 30800 1426304 522344 5.69 446768 1187792 124 02:20:01 6283984 7536032 284476 3.50 31004 1426628 522368 5.69 446944 1188328 240 02:30:07 6246796 7525956 294072 3.62 31408 1452948 522364 5.69 455920 1205976 220 02:40:01 6246108 7525884 294108 3.62 31596 1453400 522428 5.69 456376 1206460 280 02:50:01 6246108 7526456 293532 3.61 31808 1453728 522492 5.69 456664 1207028 144 Average: 6266601 7532239 288027 3.54 31203 1439832 522352 5.69 451565 1197143 202 01:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 1.55 0.08 0.20 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.38 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.96 0.03 8.70 0.01 0.00 0.00 0.00 0.00 02:30:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 0.38 0.23 3.10 0.03 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.32 0.07 0.10 0.05 0.00 0.00 0.00 0.00 02:50:01 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.29 0.09 0.10 0.05 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 0.65 0.09 2.05 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23565) 06/04/26 _x86_64_ (2 CPU) 01:48:38 LINUX RESTART (2 CPU) 01:50:02 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 0.29 0.00 0.18 0.01 0.02 99.50 02:00:07 0 0.28 0.00 0.15 0.01 0.01 99.55 02:00:07 1 0.30 0.00 0.21 0.02 0.02 99.45 02:10:01 all 0.21 0.00 0.07 0.01 0.01 99.69 02:10:01 0 0.19 0.00 0.07 0.00 0.01 99.73 02:10:01 1 0.24 0.00 0.08 0.01 0.02 99.66 02:20:01 all 0.21 0.00 0.08 0.01 0.01 99.69 02:20:01 0 0.38 0.00 0.06 0.01 0.01 99.54 02:20:01 1 0.04 0.00 0.09 0.01 0.02 99.85 02:30:07 all 0.37 0.00 0.19 0.12 0.01 99.30 02:30:07 0 0.19 0.00 0.17 0.17 0.01 99.47 02:30:07 1 0.56 0.00 0.21 0.07 0.01 99.14 02:40:01 all 0.22 0.00 0.08 0.13 0.01 99.56 02:40:01 0 0.31 0.00 0.06 0.21 0.01 99.42 02:40:01 1 0.12 0.00 0.10 0.05 0.01 99.71 02:50:01 all 0.24 0.00 0.08 0.02 0.15 99.51 02:50:01 0 0.23 0.00 0.08 0.01 0.04 99.64 02:50:01 1 0.26 0.00 0.08 0.03 0.25 99.38 Average: all 0.26 0.00 0.11 0.05 0.04 99.54 Average: 0 0.26 0.00 0.10 0.07 0.02 99.56 Average: 1 0.25 0.00 0.13 0.03 0.06 99.53