---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26373 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 8.0G 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 775 5111 4 2355 7166 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:5b:42:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 7206sec preferred_lft 7206sec inet6 fe80::f816:3eff:fe5b:42ae/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-26373) 06/11/26 _x86_64_ (2 CPU) 00:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:08 1.82 0.01 1.79 0.01 0.81 21.09 0.19 00:20:01 1.83 0.11 1.70 0.03 3.09 23.73 563.75 00:30:14 1.76 0.00 1.75 0.01 0.00 19.46 0.34 00:40:14 24.80 2.99 19.52 2.29 225.61 3477.49 492.45 00:50:01 1.47 0.00 1.47 0.00 0.00 21.01 0.03 Average: 6.35 0.62 5.25 0.47 46.01 714.21 210.44 00:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:08 6125556 7521724 287296 3.53 54288 1537828 538004 5.86 463268 1309488 220 00:20:01 6146836 7504608 304332 3.74 54416 1499240 535720 5.84 462024 1270812 240 00:30:14 6154704 7512964 295896 3.64 54556 1499604 535852 5.84 462060 1271284 272 00:40:14 5125760 7407536 349220 4.29 105568 2327608 635320 6.92 593228 2105176 380 00:50:01 5046612 7330276 426520 5.24 105632 2329436 673248 7.33 623464 2107104 484 Average: 5719894 7455422 332653 4.09 74892 1838743 583629 6.36 520809 1612773 319 00:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:08 ens3 0.24 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.14 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:14 ens3 0.53 0.13 0.17 0.10 0.00 0.00 0.00 0.00 00:40:14 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:14 ens3 68.09 46.04 319.65 12.53 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 13.01 10.03 73.78 1.03 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 16.39 11.25 78.62 2.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26373) 06/11/26 _x86_64_ (2 CPU) 00:00:08 CPU %user %nice %system %iowait %steal %idle 00:10:08 all 0.26 0.00 0.12 0.02 0.03 99.58 00:10:08 0 0.08 0.00 0.13 0.03 0.03 99.73 00:10:08 1 0.43 0.00 0.10 0.01 0.02 99.43 00:20:01 all 0.66 0.00 0.22 0.01 0.03 99.07 00:20:01 0 0.58 0.00 0.23 0.01 0.04 99.14 00:20:01 1 0.74 0.00 0.21 0.02 0.02 99.01 00:30:14 all 0.28 0.00 0.16 0.01 0.03 99.52 00:30:14 0 0.09 0.00 0.18 0.00 0.04 99.69 00:30:14 1 0.48 0.00 0.13 0.01 0.02 99.35 00:40:14 all 11.99 0.00 1.70 0.55 0.05 85.71 00:40:14 0 11.79 0.00 1.84 0.58 0.05 85.74 00:40:14 1 12.19 0.00 1.57 0.52 0.05 85.67 00:50:01 all 0.88 0.00 0.20 0.01 0.06 98.85 00:50:01 0 0.94 0.00 0.16 0.00 0.04 98.85 00:50:01 1 0.82 0.00 0.24 0.01 0.07 98.85 Average: all 2.82 0.00 0.48 0.12 0.04 96.54 Average: 0 2.70 0.00 0.51 0.13 0.04 96.63 Average: 1 2.93 0.00 0.45 0.12 0.04 96.46