---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22127 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 784 5013 4 2444 7157 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:19:28:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6888sec preferred_lft 6888sec inet6 fe80::f816:3eff:fe19:2863/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22127) 06/02/26 _x86_64_ (2 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:13 1.63 0.01 1.60 0.01 0.80 19.46 0.18 00:20:06 1.74 0.11 1.60 0.03 3.09 23.03 534.78 00:30:13 1.58 0.00 1.56 0.01 0.00 17.88 0.34 00:40:06 25.38 3.04 20.06 2.29 228.50 3428.23 887.75 00:50:13 1.78 0.00 1.77 0.02 0.00 58.46 1.09 01:00:13 1.89 0.00 1.85 0.03 0.35 102.80 1.48 Average: 5.62 0.52 4.70 0.39 38.31 601.23 234.64 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:13 6100356 7503700 304732 3.75 57088 1542096 578780 6.30 496564 1316232 340 00:20:06 6113108 7478080 330264 4.06 57208 1503556 576536 6.28 495336 1277596 284 00:30:13 6142564 7507984 300320 3.69 57312 1503888 576536 6.28 495220 1278032 220 00:40:06 5108748 7385460 371280 4.57 107136 2321420 670808 7.31 614440 2100260 956 00:50:13 5090564 7379420 377360 4.64 107268 2333472 693804 7.56 620732 2112432 916 01:00:13 5056384 7370156 386496 4.75 107396 2358184 689372 7.51 624504 2137056 1176 Average: 5601954 7437467 345075 4.24 82235 1927103 630973 6.87 557799 1703601 649 00:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:13 ens3 0.24 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:06 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:06 ens3 0.24 0.06 0.07 0.04 0.00 0.00 0.00 0.00 00:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:13 ens3 0.54 0.14 0.18 0.10 0.00 0.00 0.00 0.00 00:40:06 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 66.94 46.52 319.92 12.92 0.00 0.00 0.00 0.00 00:50:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:13 ens3 37.10 31.28 7.64 3.94 0.00 0.00 0.00 0.00 01:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:13 ens3 40.80 39.82 9.79 5.97 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.21 19.58 55.62 3.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22127) 06/02/26 _x86_64_ (2 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:13 all 0.23 0.00 0.10 0.01 0.02 99.64 00:10:13 0 0.17 0.00 0.10 0.01 0.02 99.70 00:10:13 1 0.29 0.00 0.10 0.01 0.02 99.58 00:20:06 all 0.67 0.00 0.21 0.01 0.02 99.09 00:20:06 0 0.48 0.00 0.25 0.01 0.03 99.23 00:20:06 1 0.86 0.00 0.16 0.02 0.02 98.95 00:30:13 all 0.25 0.00 0.15 0.01 0.02 99.56 00:30:13 0 0.07 0.00 0.17 0.01 0.03 99.72 00:30:13 1 0.43 0.00 0.13 0.01 0.02 99.41 00:40:06 all 11.88 0.00 1.71 0.56 0.05 85.80 00:40:06 0 12.64 0.00 1.87 0.46 0.05 84.98 00:40:06 1 11.11 0.00 1.55 0.66 0.04 86.63 00:50:13 all 5.87 0.00 0.48 0.01 0.07 93.57 00:50:13 0 4.90 0.00 0.43 0.01 0.06 94.60 00:50:13 1 6.84 0.00 0.53 0.02 0.07 92.55 01:00:13 all 8.15 0.00 0.65 0.06 0.09 91.03 01:00:13 0 9.10 0.00 0.68 0.08 0.13 90.01 01:00:13 1 7.21 0.00 0.63 0.04 0.06 92.06 Average: all 4.48 0.00 0.55 0.11 0.05 94.81 Average: 0 4.53 0.00 0.58 0.10 0.05 94.74 Average: 1 4.43 0.00 0.51 0.12 0.04 94.89