---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9806 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 793 5174 4 2271 7148 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:8d:03:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 7224sec preferred_lft 7224sec inet6 fe80::f816:3eff:fe8d:3eb/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-9806) 05/01/26 _x86_64_ (2 CPU) 00:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.86 0.02 1.83 0.02 0.82 21.46 0.22 00:20:15 1.83 0.11 1.69 0.04 3.01 24.14 529.24 00:30:15 1.74 0.00 1.73 0.01 0.00 19.17 0.35 00:40:15 24.09 3.00 18.86 2.23 226.16 3165.59 672.19 00:50:07 1.64 0.00 1.62 0.02 0.00 23.45 1.30 Average: 6.25 0.63 5.15 0.46 46.13 652.54 242.82 00:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6109004 7508924 299604 3.68 54304 1541740 538476 5.87 468432 1313272 256 00:20:15 6123480 7485068 323356 3.98 54468 1503180 536220 5.84 467152 1274660 256 00:30:15 6136464 7498512 309780 3.81 54584 1503512 536220 5.84 467152 1275104 256 00:40:15 5171064 7369076 391500 4.81 103512 2249776 660164 7.19 626576 2025184 208 00:50:07 5091832 7291712 468932 5.77 103656 2251600 698180 7.60 656008 2027152 576 Average: 5726369 7430658 358634 4.41 74105 1809962 593852 6.47 537064 1583074 310 00:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:07 ens3 0.37 0.08 0.11 0.05 0.00 0.00 0.00 0.00 00:20:15 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:15 ens3 0.14 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:15 ens3 0.51 0.11 0.18 0.10 0.00 0.00 0.00 0.00 00:40:15 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:15 ens3 61.55 44.39 302.53 12.55 0.00 0.00 0.00 0.00 00:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:07 ens3 14.27 10.47 73.47 1.14 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 15.37 11.02 75.27 2.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9806) 05/01/26 _x86_64_ (2 CPU) 00:00:15 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.24 0.00 0.10 0.03 0.03 99.60 00:10:07 0 0.33 0.00 0.09 0.06 0.02 99.50 00:10:07 1 0.14 0.00 0.12 0.01 0.04 99.69 00:20:15 all 0.65 0.00 0.20 0.01 0.02 99.11 00:20:15 0 0.80 0.00 0.19 0.01 0.01 98.98 00:20:15 1 0.50 0.00 0.21 0.01 0.03 99.24 00:30:15 all 0.25 0.00 0.15 0.01 0.03 99.56 00:30:15 0 0.14 0.00 0.17 0.01 0.03 99.66 00:30:15 1 0.36 0.00 0.14 0.01 0.03 99.46 00:40:15 all 10.71 0.00 1.66 0.93 0.05 86.65 00:40:15 0 8.72 0.00 1.43 0.95 0.05 88.86 00:40:15 1 12.69 0.00 1.90 0.91 0.04 84.45 00:50:07 all 0.84 0.00 0.20 0.01 0.05 98.90 00:50:07 0 1.02 0.00 0.27 0.00 0.07 98.64 00:50:07 1 0.67 0.00 0.12 0.02 0.03 99.16 Average: all 2.54 0.00 0.46 0.20 0.03 96.76 Average: 0 2.20 0.00 0.43 0.21 0.04 97.12 Average: 1 2.88 0.00 0.50 0.19 0.03 96.39