---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26555 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 772 5193 4 2267 7168 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:d7:b3:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80100sec preferred_lft 80100sec inet6 fe80::f816:3eff:fed7:b3f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26555) 06/11/26 _x86_64_ (2 CPU) 00:42:12 LINUX RESTART (2 CPU) 00:50:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:35 1.45 0.01 1.42 0.03 0.05 17.74 643.55 01:10:05 1.17 0.00 1.15 0.02 0.00 14.04 1.14 01:20:00 1.25 0.00 1.23 0.02 0.01 14.86 1.21 01:30:00 1.38 0.00 1.35 0.03 0.00 17.29 872.30 01:40:00 13.81 0.00 1.24 12.57 0.15 15.46 109202.46 01:50:26 2.79 1.27 1.49 0.03 92.35 108.33 1.62 02:00:15 23.21 1.70 19.16 2.34 133.50 3425.95 500.69 02:10:35 1.28 0.00 1.26 0.02 0.00 15.68 1.16 02:20:05 1.34 0.00 1.32 0.02 0.00 16.15 1.15 Average: 5.28 0.34 3.27 1.67 25.40 400.34 12395.57 00:50:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:35 6251216 7524708 295228 3.63 30920 1447880 730208 7.95 464620 1200860 128 01:10:05 6258776 7532740 287192 3.53 31092 1448176 730344 7.95 464628 1201328 184 01:20:00 6265360 7539872 280044 3.44 31296 1448508 730340 7.95 465084 1201864 124 01:30:00 6259104 7534160 285728 3.51 31492 1448836 730408 7.96 464968 1202388 140 01:40:00 6266692 7542468 277380 3.41 31704 1449336 730536 7.96 465436 1202944 124 01:50:26 6010928 7384876 428832 5.27 39580 1534468 792008 8.63 560756 1283360 40468 02:00:15 5189024 7393732 373060 4.59 87020 2277788 824976 8.99 601504 2041148 224 02:10:35 5190028 7395280 371504 4.57 87212 2278136 825040 8.99 601612 2041692 184 02:20:05 5189564 7395296 371524 4.57 87372 2278456 825040 8.99 601720 2042172 240 Average: 5875632 7471459 330055 4.06 50854 1734620 768767 8.37 521148 1490862 4646 00:50:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:35 ens3 0.58 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 0.39 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.48 0.08 0.13 0.06 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.31 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.45 0.30 0.11 0.62 0.00 0.00 0.00 0.00 01:50:26 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:50:26 ens3 20.72 10.31 48.70 3.98 0.00 0.00 0.00 0.00 02:00:15 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:15 ens3 50.24 35.54 273.90 7.16 0.00 0.00 0.00 0.00 02:10:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:35 ens3 1.22 0.17 0.13 0.03 0.00 0.00 0.00 0.00 02:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 0.58 0.24 0.09 0.03 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.36 5.20 35.76 1.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26555) 06/11/26 _x86_64_ (2 CPU) 00:42:12 LINUX RESTART (2 CPU) 00:50:25 CPU %user %nice %system %iowait %steal %idle 01:00:35 all 0.28 0.00 0.16 0.01 0.02 99.53 01:00:35 0 0.29 0.00 0.17 0.01 0.01 99.52 01:00:35 1 0.28 0.00 0.15 0.01 0.02 99.54 01:10:05 all 0.27 0.00 0.07 0.01 0.02 99.63 01:10:05 0 0.06 0.00 0.09 0.00 0.02 99.83 01:10:05 1 0.48 0.00 0.06 0.02 0.01 99.43 01:20:00 all 0.22 0.00 0.08 0.01 0.02 99.67 01:20:00 0 0.06 0.00 0.09 0.00 0.02 99.83 01:20:00 1 0.38 0.00 0.07 0.01 0.02 99.52 01:30:00 all 0.26 0.00 0.17 0.01 0.02 99.54 01:30:00 0 0.25 0.00 0.17 0.01 0.02 99.56 01:30:00 1 0.28 0.00 0.18 0.01 0.02 99.51 01:40:00 all 0.27 0.00 0.08 0.03 0.02 99.60 01:40:00 0 0.15 0.00 0.09 0.00 0.02 99.74 01:40:00 1 0.40 0.00 0.08 0.05 0.02 99.45 01:50:26 all 1.05 0.00 0.22 0.03 0.02 98.68 01:50:26 0 1.29 0.00 0.30 0.05 0.02 98.34 01:50:26 1 0.81 0.00 0.14 0.01 0.02 99.02 02:00:15 all 11.16 0.00 1.70 0.45 0.05 86.64 02:00:15 0 10.18 0.00 1.67 0.31 0.06 87.78 02:00:15 1 12.13 0.00 1.72 0.60 0.04 85.51 02:10:35 all 0.39 0.00 0.12 0.01 0.04 99.44 02:10:35 0 0.35 0.00 0.16 0.00 0.04 99.45 02:10:35 1 0.43 0.00 0.09 0.01 0.03 99.44 02:20:05 all 0.37 0.00 0.12 0.01 0.04 99.46 02:20:05 0 0.35 0.00 0.19 0.00 0.05 99.41 02:20:05 1 0.40 0.00 0.06 0.01 0.02 99.50 Average: all 1.57 0.00 0.30 0.06 0.03 98.04 Average: 0 1.43 0.00 0.32 0.04 0.03 98.17 Average: 1 1.72 0.00 0.28 0.08 0.02 97.90