---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25245 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 22% / 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 762 5109 4 2363 7179 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:82:6d:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81534sec preferred_lft 81534sec inet6 fe80::f816:3eff:fe82:6d9c/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-25245) 06/06/26 _x86_64_ (2 CPU) 00:42:42 LINUX RESTART (2 CPU) 00:50:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:17 1.62 0.01 1.60 0.01 0.05 19.23 436.03 01:10:09 1.33 0.00 1.33 0.00 0.00 15.81 0.00 01:20:09 1.77 0.25 1.51 0.01 30.99 73.59 0.29 01:30:17 1.47 0.00 1.46 0.01 1.04 18.09 430.29 01:40:17 1.35 0.00 1.35 0.00 0.00 16.40 0.00 01:50:17 1.73 0.40 1.32 0.01 15.83 47.29 0.37 02:00:09 37.83 2.66 19.24 15.94 215.12 3602.06 109051.88 Average: 6.67 0.47 3.94 2.26 37.25 536.23 15534.03 00:50:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:17 6265976 7517476 302632 3.72 30716 1426612 532040 5.79 455040 1187540 124 01:10:09 6271380 7523380 296756 3.65 30884 1426940 532104 5.80 455068 1188036 172 01:20:09 6228556 7507288 312256 3.84 31232 1452968 727628 7.93 470264 1205648 216 01:30:17 6241688 7521288 298208 3.67 31428 1453604 532432 5.80 465144 1206168 124 01:40:17 6241196 7521428 298064 3.67 31592 1454064 532496 5.80 465560 1206664 124 01:50:17 6203188 7498640 320620 3.94 31900 1468772 572120 6.23 504004 1220156 352 02:00:09 5110856 7360980 386952 4.76 86752 2321756 668532 7.28 616340 2083852 364 Average: 6080406 7492926 316498 3.89 39215 1572102 585336 6.38 490203 1328295 211 00:50:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:17 ens3 0.65 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:09 ens3 0.69 0.06 3.24 0.03 0.00 0.00 0.00 0.00 01:20:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 0.98 0.36 3.49 0.14 0.00 0.00 0.00 0.00 01:30:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:17 ens3 0.44 0.23 0.08 0.61 0.00 0.00 0.00 0.00 01:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:17 ens3 0.46 0.11 0.14 0.08 0.00 0.00 0.00 0.00 01:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:17 ens3 13.29 6.62 24.20 2.84 0.00 0.00 0.00 0.00 02:00:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:09 ens3 69.68 55.39 327.13 12.81 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 12.21 8.89 50.69 2.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25245) 06/06/26 _x86_64_ (2 CPU) 00:42:42 LINUX RESTART (2 CPU) 00:50:17 CPU %user %nice %system %iowait %steal %idle 01:00:17 all 0.27 0.00 0.17 0.01 0.03 99.52 01:00:17 0 0.26 0.00 0.17 0.01 0.03 99.53 01:00:17 1 0.27 0.00 0.17 0.01 0.03 99.51 01:10:09 all 0.25 0.00 0.07 0.01 0.03 99.65 01:10:09 0 0.21 0.00 0.07 0.01 0.03 99.69 01:10:09 1 0.29 0.00 0.07 0.01 0.03 99.61 01:20:09 all 0.34 0.00 0.10 0.02 0.04 99.50 01:20:09 0 0.25 0.00 0.11 0.01 0.04 99.59 01:20:09 1 0.43 0.00 0.09 0.03 0.03 99.41 01:30:17 all 0.25 0.00 0.14 0.01 0.03 99.57 01:30:17 0 0.34 0.00 0.14 0.01 0.02 99.50 01:30:17 1 0.16 0.00 0.15 0.01 0.04 99.63 01:40:17 all 0.25 0.00 0.07 0.01 0.04 99.63 01:40:17 0 0.45 0.00 0.04 0.02 0.02 99.47 01:40:17 1 0.05 0.00 0.10 0.01 0.05 99.80 01:50:17 all 0.47 0.00 0.11 0.01 0.03 99.37 01:50:17 0 0.61 0.00 0.11 0.01 0.02 99.25 01:50:17 1 0.33 0.00 0.11 0.02 0.05 99.50 02:00:09 all 16.99 0.00 1.91 0.53 0.07 80.50 02:00:09 0 17.99 0.00 1.99 0.47 0.06 79.48 02:00:09 1 15.99 0.00 1.83 0.58 0.08 81.51 Average: all 2.66 0.00 0.36 0.09 0.04 96.85 Average: 0 2.84 0.00 0.37 0.08 0.03 96.68 Average: 1 2.48 0.00 0.36 0.09 0.04 97.03