---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8204 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 773 5243 4 2213 7168 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:79:5f:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82117sec preferred_lft 82117sec inet6 fe80::f816:3eff:fe79:5f91/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8204) 03/23/26 _x86_64_ (2 CPU) 01:52:42 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:06 1.24 0.01 1.22 0.02 0.05 15.01 1.08 02:20:01 1.32 0.00 1.31 0.02 0.01 15.57 1.10 02:30:01 2.11 0.31 1.75 0.04 39.01 74.52 437.35 02:40:06 1.33 0.00 1.32 0.01 0.00 15.58 1.07 02:50:01 1.28 0.00 1.26 0.02 0.00 14.90 1.10 03:00:01 18.42 2.96 13.75 1.71 223.91 2291.74 598.04 Average: 4.29 0.55 3.44 0.30 43.84 404.65 173.34 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:06 6287884 7539368 281540 3.46 30852 1426236 529904 5.77 444368 1187600 184 02:20:01 6287884 7539928 280972 3.45 31072 1426568 529904 5.77 444420 1188152 124 02:30:01 6250068 7530748 289296 3.56 31468 1454440 727020 7.92 461424 1205356 148 02:40:06 6249340 7530564 289492 3.56 31668 1454768 727220 7.92 461616 1205884 76 02:50:01 6249340 7531248 288832 3.55 31884 1455228 727220 7.92 461808 1206432 296 03:00:01 5306872 7347472 427160 5.25 80240 2126668 852452 9.28 632460 1881280 133180 Average: 6105231 7503221 309549 3.81 39531 1557318 682287 7.43 484349 1312451 22335 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 0.89 0.04 0.09 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 0.37 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.52 0.22 3.04 0.03 0.00 0.00 0.00 0.00 02:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:06 ens3 0.33 0.04 0.08 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.20 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 03:00:01 ens3 35.74 24.89 290.20 6.95 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 6.35 4.21 48.93 1.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8204) 03/23/26 _x86_64_ (2 CPU) 01:52:42 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:06 all 0.27 0.00 0.07 0.01 0.02 99.63 02:10:06 0 0.05 0.00 0.09 0.02 0.02 99.82 02:10:06 1 0.48 0.00 0.05 0.00 0.02 99.45 02:20:01 all 0.27 0.00 0.07 0.01 0.02 99.62 02:20:01 0 0.15 0.00 0.08 0.02 0.03 99.73 02:20:01 1 0.39 0.00 0.06 0.01 0.02 99.52 02:30:01 all 0.40 0.00 0.21 0.09 0.02 99.29 02:30:01 0 0.45 0.00 0.23 0.03 0.02 99.27 02:30:01 1 0.35 0.00 0.19 0.14 0.02 99.31 02:40:06 all 0.27 0.00 0.07 0.12 0.02 99.52 02:40:06 0 0.11 0.00 0.09 0.22 0.02 99.56 02:40:06 1 0.44 0.00 0.06 0.02 0.02 99.48 02:50:01 all 0.26 0.00 0.08 0.10 0.02 99.54 02:50:01 0 0.09 0.00 0.09 0.16 0.02 99.64 02:50:01 1 0.44 0.00 0.06 0.04 0.02 99.44 03:00:01 all 9.33 0.00 1.50 2.42 0.04 86.72 03:00:01 0 5.61 0.00 1.05 1.65 0.04 91.65 03:00:01 1 13.04 0.00 1.95 3.18 0.04 81.78 Average: all 1.80 0.00 0.33 0.46 0.02 97.39 Average: 0 1.08 0.00 0.27 0.35 0.02 98.28 Average: 1 2.52 0.00 0.39 0.57 0.02 96.50