---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-21905 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 757 5205 4 2271 7184 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:4f:0d:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.195/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81058sec preferred_lft 81058sec inet6 fe80::f816:3eff:fe4f:d59/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21905) 05/31/26 _x86_64_ (2 CPU) 01:56:19 LINUX RESTART (2 CPU) 02:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:08 1.30 0.02 1.28 0.00 1.23 15.67 0.12 02:20:10 1.24 0.01 1.21 0.01 0.07 15.13 0.97 02:30:09 1.32 0.00 1.30 0.02 0.00 16.43 437.61 02:40:09 1.65 0.25 1.37 0.03 31.00 73.32 1.16 02:50:09 1.23 0.01 1.20 0.02 1.05 15.31 1.37 03:00:08 1.57 0.00 1.54 0.03 0.00 19.26 1.45 03:10:09 1.16 0.00 1.16 0.00 0.00 14.53 0.00 03:20:09 23.00 3.02 17.71 2.27 228.00 3432.56 994.95 Average: 4.06 0.41 3.34 0.30 32.63 449.83 179.44 02:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:08 6302064 7549888 270876 3.33 30580 1422932 519760 5.66 445992 1183292 124 02:20:10 6300832 7549212 271568 3.34 30792 1423264 519896 5.66 446112 1183836 148 02:30:09 6285724 7534660 286096 3.52 31000 1423592 519772 5.66 448664 1184372 124 02:40:09 6239372 7515204 305084 3.75 31396 1449728 724304 7.89 463332 1202140 192 02:50:09 6256616 7533428 286864 3.53 31604 1450484 519772 5.66 458264 1202676 216 03:00:08 6251336 7528692 291584 3.59 31788 1450824 520020 5.66 458532 1203188 124 03:10:09 6259160 7537008 283260 3.48 31948 1451148 520020 5.66 458860 1203672 292 03:20:09 5218788 7414504 353468 4.35 86748 2269640 618684 6.74 593512 2031408 184 Average: 6139236 7520324 293600 3.61 38232 1542702 557778 6.08 471658 1299323 176 02:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 1.04 0.04 0.09 0.01 0.00 0.00 0.00 0.00 02:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:10 ens3 0.44 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:09 ens3 0.57 0.03 4.31 0.01 0.00 0.00 0.00 0.00 02:40:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:09 ens3 0.71 0.22 3.24 0.05 0.00 0.00 0.00 0.00 02:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:09 ens3 0.29 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:08 ens3 0.36 0.08 0.11 0.06 0.00 0.00 0.00 0.00 03:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:09 ens3 0.38 0.08 0.08 0.04 0.00 0.00 0.00 0.00 03:20:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:20:09 ens3 111.54 80.63 324.96 18.34 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 14.40 10.14 41.57 2.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21905) 05/31/26 _x86_64_ (2 CPU) 01:56:19 LINUX RESTART (2 CPU) 02:00:03 CPU %user %nice %system %iowait %steal %idle 02:10:08 all 0.25 0.00 0.09 0.01 0.03 99.62 02:10:08 0 0.06 0.00 0.10 0.01 0.04 99.79 02:10:08 1 0.44 0.00 0.07 0.01 0.03 99.44 02:20:10 all 0.23 0.00 0.08 0.01 0.04 99.64 02:20:10 0 0.07 0.00 0.09 0.01 0.04 99.79 02:20:10 1 0.39 0.00 0.07 0.01 0.04 99.50 02:30:09 all 0.23 0.00 0.15 0.02 0.04 99.55 02:30:09 0 0.25 0.00 0.16 0.02 0.04 99.53 02:30:09 1 0.21 0.00 0.15 0.02 0.05 99.57 02:40:09 all 0.37 0.00 0.10 0.02 0.04 99.47 02:40:09 0 0.55 0.00 0.09 0.02 0.03 99.31 02:40:09 1 0.20 0.00 0.11 0.02 0.05 99.63 02:50:09 all 0.26 0.00 0.07 0.01 0.04 99.62 02:50:09 0 0.34 0.00 0.07 0.01 0.03 99.55 02:50:09 1 0.17 0.00 0.08 0.02 0.04 99.69 03:00:08 all 0.26 0.00 0.17 0.01 0.04 99.52 03:00:08 0 0.22 0.00 0.16 0.02 0.04 99.57 03:00:08 1 0.31 0.00 0.18 0.00 0.04 99.47 03:10:09 all 0.27 0.00 0.07 0.01 0.04 99.62 03:10:09 0 0.10 0.00 0.08 0.02 0.04 99.76 03:10:09 1 0.44 0.00 0.06 0.00 0.03 99.47 03:20:09 all 12.90 0.00 1.92 0.53 0.06 84.59 03:20:09 0 13.32 0.00 1.84 0.42 0.05 84.37 03:20:09 1 12.48 0.00 2.00 0.65 0.06 84.80 Average: all 1.84 0.00 0.33 0.08 0.04 97.71 Average: 0 1.86 0.00 0.32 0.07 0.04 97.71 Average: 1 1.83 0.00 0.34 0.09 0.04 97.70