---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27918 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 752 5215 4 2266 7189 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:79:6c:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80307sec preferred_lft 80307sec inet6 fe80::f816:3eff:fe79:6cae/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-27918) 06/17/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:05 1.36 0.01 1.33 0.01 0.05 16.62 650.52 01:10:05 1.29 0.00 1.29 0.00 0.00 15.23 0.00 01:20:01 1.33 0.00 1.33 0.00 0.01 15.62 0.12 01:30:05 1.52 0.00 1.51 0.01 0.00 18.29 649.74 01:40:06 1.79 0.25 1.53 0.01 30.90 73.74 0.17 01:50:01 1.38 0.01 1.36 0.01 1.06 15.81 0.54 02:00:06 36.76 2.97 18.11 15.68 225.32 3421.49 106431.19 02:10:06 1.19 0.00 1.17 0.02 0.00 14.17 1.09 02:20:06 1.19 0.00 1.17 0.02 0.00 14.28 1.20 Average: 5.34 0.36 3.21 1.76 28.77 403.25 12054.24 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:05 6283772 7534760 285360 3.51 30760 1426056 527284 5.74 444324 1187648 176 01:10:05 6283268 7534764 285380 3.51 30928 1426388 527428 5.74 444412 1188148 184 01:20:01 6298416 7550420 269716 3.32 31104 1426716 527496 5.75 444812 1188652 236 01:30:05 6286620 7539148 281000 3.46 31284 1427048 527536 5.75 444776 1189164 216 01:40:06 6238876 7518356 301340 3.71 31608 1453324 723876 7.88 459464 1206872 196 01:50:01 6238876 7519200 300472 3.69 31792 1453972 527600 5.75 454520 1207384 288 02:00:06 5202276 7402200 364640 4.48 86996 2273276 633520 6.90 592016 2036448 224 02:10:06 5200036 7400480 366400 4.51 87176 2273620 633520 6.90 591996 2036976 208 02:20:06 5199032 7399980 366900 4.51 87328 2273976 633572 6.90 592108 2037484 232 Average: 5914575 7488812 313468 3.85 49886 1714931 584648 6.37 496492 1475420 218 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:05 ens3 1.44 0.22 0.33 0.18 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 0.38 0.06 0.08 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 0.08 0.11 0.05 0.00 0.00 0.00 0.00 01:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:05 ens3 0.34 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:40:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 0.81 0.41 3.22 0.73 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.28 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:00:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:06 ens3 65.86 48.16 312.32 11.30 0.00 0.00 0.00 0.00 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 1.58 0.17 0.20 0.03 0.00 0.00 0.00 0.00 02:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 0.49 0.14 0.07 0.03 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.01 5.52 35.41 1.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27918) 06/17/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:05 all 0.32 0.00 0.18 0.01 0.03 99.46 01:00:05 0 0.26 0.00 0.18 0.01 0.03 99.53 01:00:05 1 0.38 0.00 0.19 0.01 0.03 99.39 01:10:05 all 0.28 0.00 0.08 0.01 0.03 99.60 01:10:05 0 0.10 0.00 0.09 0.01 0.03 99.78 01:10:05 1 0.46 0.00 0.07 0.01 0.03 99.43 01:20:01 all 0.25 0.00 0.08 0.01 0.04 99.63 01:20:01 0 0.06 0.00 0.08 0.00 0.04 99.81 01:20:01 1 0.43 0.00 0.08 0.01 0.03 99.45 01:30:05 all 0.28 0.00 0.17 0.01 0.04 99.50 01:30:05 0 0.28 0.00 0.16 0.00 0.04 99.51 01:30:05 1 0.28 0.00 0.18 0.01 0.04 99.49 01:40:06 all 0.26 0.00 0.10 0.02 0.03 99.59 01:40:06 0 0.21 0.00 0.05 0.01 0.02 99.70 01:40:06 1 0.31 0.00 0.14 0.02 0.03 99.49 01:50:01 all 0.21 0.00 0.07 0.01 0.03 99.68 01:50:01 0 0.12 0.00 0.07 0.01 0.03 99.76 01:50:01 1 0.30 0.00 0.06 0.01 0.03 99.60 02:00:06 all 11.58 0.00 1.78 0.57 0.06 86.01 02:00:06 0 11.82 0.00 1.84 0.57 0.08 85.69 02:00:06 1 11.34 0.00 1.72 0.56 0.05 86.32 02:10:06 all 0.39 0.00 0.13 0.01 0.05 99.42 02:10:06 0 0.28 0.00 0.18 0.02 0.08 99.43 02:10:06 1 0.50 0.00 0.07 0.00 0.03 99.40 02:20:06 all 0.36 0.00 0.13 0.01 0.05 99.45 02:20:06 0 0.41 0.00 0.11 0.01 0.05 99.42 02:20:06 1 0.30 0.00 0.15 0.01 0.06 99.48 Average: all 1.56 0.00 0.30 0.07 0.04 98.03 Average: 0 1.51 0.00 0.31 0.07 0.04 98.06 Average: 1 1.60 0.00 0.30 0.07 0.04 98.00