---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65865 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 749 5223 4 2257 7192 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:d0:81:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.95/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78849sec preferred_lft 78849sec inet6 fe80::f816:3eff:fed0:81d2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-65865) 04/02/26 _x86_64_ (2 CPU) 00:43:46 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:22 1.56 0.01 1.54 0.01 0.05 18.37 631.38 01:10:02 1.29 0.00 1.29 0.00 0.00 14.47 0.00 01:20:01 1.32 0.00 1.32 0.00 0.01 15.24 0.12 01:30:22 14.28 0.31 1.84 12.14 37.83 73.59 105625.12 01:40:22 1.38 0.01 1.37 0.00 1.05 15.92 0.05 01:50:01 24.79 3.13 19.36 2.30 235.89 3241.20 777.43 02:00:22 1.69 0.01 1.64 0.04 0.75 38.30 1.93 02:10:02 1.46 0.00 1.44 0.02 0.00 22.48 1.42 02:20:22 1.60 0.01 1.57 0.02 0.58 127.08 1.50 02:30:12 1.58 0.00 1.54 0.04 0.00 30.94 404.27 02:40:22 1.42 0.00 1.39 0.03 0.00 30.89 1.53 Average: 4.72 0.31 3.06 1.35 24.41 319.31 10072.35 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:22 6302212 7548716 271704 3.34 30664 1421720 511288 5.57 436184 1183480 176 01:10:02 6312912 7559892 260556 3.20 30808 1422048 511488 5.57 436444 1183952 236 01:20:01 6311656 7559152 261284 3.21 30992 1422372 511552 5.57 436892 1184460 312 01:30:22 6245528 7521768 297912 3.66 31352 1450364 719488 7.84 457056 1201720 124 01:40:22 6253116 7530292 289564 3.56 31516 1451128 521688 5.68 451820 1202208 288 01:50:01 5348168 7455732 315792 3.88 84956 2186904 554292 6.04 550200 1945868 2392 02:00:22 5235188 7345912 425640 5.23 85168 2189952 653776 7.12 615564 1949128 168 02:10:02 5266328 7379008 392496 4.83 85340 2191752 655984 7.14 617744 1951088 208 02:20:22 5190768 7338160 433300 5.33 85544 2226188 690720 7.52 650928 1985620 216 02:30:12 5214316 7365204 405820 4.99 85752 2229436 702344 7.65 612012 1988944 232 02:40:22 5181600 7337184 434020 5.34 85892 2233936 681240 7.42 641140 1993588 124 Average: 5714708 7449184 344372 4.23 60726 1856891 610351 6.65 536908 1615460 407 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:22 ens3 0.62 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:02 ens3 0.60 0.08 1.81 0.04 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.62 0.07 0.78 0.06 0.00 0.00 0.00 0.00 01:30:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:22 ens3 0.48 0.22 2.97 0.05 0.00 0.00 0.00 0.00 01:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:22 ens3 0.39 0.08 0.11 0.05 0.00 0.00 0.00 0.00 01:50:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 48.21 34.43 307.17 11.15 0.00 0.00 0.00 0.00 02:00:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:22 ens3 30.15 21.26 217.57 2.31 0.00 0.00 0.00 0.00 02:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 9.58 8.65 63.42 0.92 0.00 0.00 0.00 0.00 02:20:22 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:20:22 ens3 2.98 2.28 35.56 0.18 0.00 0.00 0.00 0.00 02:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:12 ens3 14.83 14.22 151.41 1.56 0.00 0.00 0.00 0.00 02:40:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:22 ens3 21.88 20.68 221.34 2.19 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 11.75 9.19 90.56 1.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-65865) 04/02/26 _x86_64_ (2 CPU) 00:43:46 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:22 all 0.29 0.00 0.16 0.02 0.03 99.50 01:00:22 0 0.20 0.00 0.17 0.00 0.03 99.59 01:00:22 1 0.37 0.00 0.16 0.03 0.03 99.41 01:10:02 all 0.27 0.00 0.07 0.08 0.02 99.56 01:10:02 0 0.06 0.00 0.09 0.02 0.02 99.81 01:10:02 1 0.47 0.00 0.06 0.14 0.02 99.32 01:20:01 all 0.25 0.00 0.08 0.02 0.03 99.63 01:20:01 0 0.40 0.00 0.06 0.02 0.03 99.49 01:20:01 1 0.09 0.00 0.09 0.02 0.03 99.76 01:30:22 all 0.37 0.00 0.20 0.08 0.03 99.32 01:30:22 0 0.36 0.00 0.20 0.09 0.02 99.33 01:30:22 1 0.38 0.00 0.21 0.07 0.03 99.31 01:40:22 all 0.25 0.00 0.08 0.19 0.03 99.46 01:40:22 0 0.26 0.00 0.07 0.09 0.02 99.56 01:40:22 1 0.23 0.00 0.09 0.30 0.03 99.35 01:50:01 all 11.73 0.00 1.80 1.56 0.05 84.87 01:50:01 0 14.59 0.00 1.96 1.82 0.05 81.58 01:50:01 1 8.87 0.00 1.63 1.30 0.05 88.16 02:00:22 all 1.43 0.00 0.41 0.65 0.04 97.47 02:00:22 0 1.25 0.00 0.39 1.11 0.04 97.22 02:00:22 1 1.61 0.00 0.44 0.18 0.05 97.72 02:10:02 all 2.56 0.00 0.41 0.14 0.05 96.83 02:10:02 0 1.27 0.00 0.22 0.17 0.05 98.30 02:10:02 1 3.88 0.00 0.60 0.12 0.06 95.34 02:20:22 all 7.63 0.00 0.92 0.18 0.08 91.18 02:20:22 0 6.30 0.00 0.72 0.10 0.07 92.80 02:20:22 1 8.99 0.00 1.13 0.26 0.09 89.52 02:30:12 all 1.33 0.00 0.31 0.07 0.05 98.24 02:30:12 0 1.09 0.00 0.40 0.04 0.05 98.43 02:30:12 1 1.57 0.00 0.22 0.10 0.05 98.06 02:40:22 all 1.78 0.00 0.34 0.50 0.05 97.33 02:40:22 0 1.49 0.00 0.25 0.56 0.03 97.66 02:40:22 1 2.07 0.00 0.43 0.45 0.07 96.99 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.49 0.00 0.43 0.31 0.04 96.72 Average: 0 2.44 0.00 0.41 0.36 0.04 96.76 Average: 1 2.55 0.00 0.45 0.27 0.05 96.69