---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22420 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 8.3G 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 757 4826 4 2653 7184 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:d4:97:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79038sec preferred_lft 79038sec inet6 fe80::f816:3eff:fed4:9761/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22420) 06/02/26 _x86_64_ (2 CPU) 01:49:02 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:05 1.61 0.02 1.57 0.01 1.23 24.73 433.12 02:10:11 14.25 0.26 1.55 12.44 31.90 73.78 108023.55 02:20:01 1.23 0.00 1.21 0.02 0.01 14.68 1.11 02:30:13 1.37 0.00 1.34 0.03 0.00 16.89 428.31 02:40:13 1.21 0.00 1.19 0.02 0.00 14.98 1.09 02:50:01 1.22 0.00 1.21 0.02 0.00 14.76 1.11 03:00:12 27.57 2.95 22.27 2.34 223.63 3660.34 2710.06 03:10:05 1.21 0.00 1.21 0.00 0.00 15.16 0.00 03:20:05 1.27 0.00 1.27 0.00 0.00 78.34 0.24 03:30:13 1.79 0.00 1.74 0.05 0.00 438.58 3.34 03:40:14 1.50 0.00 1.50 0.00 0.00 139.81 0.03 03:50:02 1.45 0.01 1.44 0.01 0.48 18.11 0.07 Average: 4.69 0.28 3.16 1.26 21.78 381.57 9395.27 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:05 6301588 7548000 272496 3.35 30544 1421568 531356 5.79 443144 1183100 208 02:10:11 6253864 7527376 292684 3.60 30924 1447904 531356 5.79 452556 1200732 240 02:20:01 6261200 7535236 284876 3.50 31132 1448204 531356 5.79 452832 1201248 124 02:30:13 6251924 7526548 293520 3.61 31340 1448568 534628 5.82 458596 1201820 168 02:40:13 6250160 7525464 294632 3.62 31556 1449024 534888 5.83 460280 1202364 160 02:50:01 6249920 7525724 294360 3.62 31748 1449324 534972 5.83 460708 1202856 124 03:00:12 5054252 7246512 521172 6.41 86616 2266320 780212 8.50 740324 2029304 196 03:10:05 4899240 7092056 675648 8.31 86764 2266736 785984 8.56 745472 2029860 404 03:20:05 5032452 7244656 523124 6.43 86912 2285976 814476 8.87 757908 2049252 328 03:30:13 4746124 7087836 678092 8.34 87116 2413700 943400 10.28 886372 2177184 124 03:40:14 4714352 7093708 671424 8.26 87280 2450672 993808 10.82 887960 2214180 184 03:50:02 5255836 7454980 318868 3.92 87436 2278048 568384 6.19 555516 2041600 11556 Average: 5605909 7367341 426741 5.25 59114 1885504 673735 7.34 608472 1644458 1151 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:05 ens3 1.60 0.10 0.23 0.05 0.00 0.00 0.00 0.00 02:10:11 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:11 ens3 0.59 0.20 3.09 0.03 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.29 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:13 ens3 0.26 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 0.31 0.05 0.08 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.44 0.19 0.14 0.48 0.00 0.00 0.00 0.00 03:00:12 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 03:00:12 ens3 85.08 62.74 691.36 12.25 0.00 0.00 0.00 0.00 03:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:05 ens3 30.37 27.91 505.93 1.85 0.00 0.00 0.00 0.00 03:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:05 ens3 72.86 70.37 1176.40 4.63 0.00 0.00 0.00 0.00 03:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:13 ens3 28.14 26.59 425.49 1.81 0.00 0.00 0.00 0.00 03:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:14 ens3 26.90 25.77 415.83 1.73 0.00 0.00 0.00 0.00 03:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:02 ens3 19.74 17.96 268.63 1.43 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 22.31 19.39 291.15 2.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22420) 06/02/26 _x86_64_ (2 CPU) 01:49:02 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:05 all 0.29 0.00 0.17 0.04 0.03 99.47 02:00:05 0 0.14 0.00 0.18 0.06 0.03 99.59 02:00:05 1 0.45 0.00 0.15 0.03 0.02 99.35 02:10:11 all 0.38 0.00 0.12 0.07 0.02 99.41 02:10:11 0 0.33 0.00 0.10 0.08 0.02 99.47 02:10:11 1 0.42 0.00 0.13 0.06 0.03 99.35 02:20:01 all 0.23 0.00 0.07 0.02 0.02 99.66 02:20:01 0 0.42 0.00 0.06 0.01 0.02 99.50 02:20:01 1 0.04 0.00 0.08 0.04 0.03 99.81 02:30:13 all 0.27 0.00 0.17 0.11 0.02 99.43 02:30:13 0 0.17 0.00 0.17 0.08 0.02 99.55 02:30:13 1 0.36 0.00 0.17 0.15 0.02 99.30 02:40:13 all 0.27 0.00 0.08 0.18 0.02 99.46 02:40:13 0 0.09 0.00 0.08 0.21 0.02 99.60 02:40:13 1 0.46 0.00 0.07 0.14 0.02 99.31 02:50:01 all 0.28 0.00 0.07 0.04 0.02 99.59 02:50:01 0 0.07 0.00 0.09 0.01 0.02 99.81 02:50:01 1 0.48 0.00 0.05 0.08 0.02 99.38 03:00:12 all 12.42 0.00 1.99 4.91 0.06 80.62 03:00:12 0 10.60 0.00 1.97 2.24 0.07 85.13 03:00:12 1 14.24 0.00 2.00 7.58 0.06 76.12 03:10:05 all 0.64 0.00 0.30 0.08 0.04 98.94 03:10:05 0 0.78 0.00 0.41 0.14 0.05 98.62 03:10:05 1 0.50 0.00 0.19 0.02 0.03 99.27 03:20:05 all 1.07 0.00 0.54 0.02 0.05 98.32 03:20:05 0 1.24 0.00 0.66 0.01 0.05 98.04 03:20:05 1 0.91 0.00 0.43 0.03 0.05 98.60 03:30:13 all 0.85 0.00 0.30 0.07 0.05 98.74 03:30:13 0 0.83 0.00 0.29 0.07 0.04 98.77 03:30:13 1 0.86 0.00 0.32 0.06 0.05 98.70 03:40:14 all 0.70 0.00 0.26 0.02 0.05 98.98 03:40:14 0 0.62 0.00 0.15 0.02 0.04 99.17 03:40:14 1 0.78 0.00 0.37 0.01 0.07 98.78 03:40:14 CPU %user %nice %system %iowait %steal %idle 03:50:02 all 1.32 0.00 0.28 0.03 0.05 98.32 03:50:02 0 0.56 0.00 0.23 0.02 0.05 99.14 03:50:02 1 2.09 0.00 0.33 0.04 0.04 97.50 Average: all 1.57 0.00 0.36 0.47 0.04 97.55 Average: 0 1.33 0.00 0.37 0.25 0.04 98.01 Average: 1 1.82 0.00 0.36 0.70 0.04 97.09