---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15909 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 746 5293 4 2191 7195 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:eb:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80593sec preferred_lft 80593sec inet6 fe80::f816:3eff:fed7:eb34/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15909) 05/17/26 _x86_64_ (2 CPU) 00:16:29 LINUX RESTART (2 CPU) 00:20:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:15 14.28 0.03 1.68 12.57 1.44 19.86 109826.65 00:40:15 1.95 0.26 1.68 0.01 32.04 74.90 0.35 00:50:16 1.43 0.02 1.41 0.00 2.14 16.43 0.04 01:00:14 1.53 0.00 1.52 0.01 0.00 18.05 436.55 01:10:17 1.28 0.00 1.28 0.00 0.00 15.31 0.00 01:20:18 1.36 0.00 1.36 0.00 0.00 16.12 0.00 01:30:04 1.83 0.29 1.53 0.02 10.39 38.82 222.99 01:40:19 22.39 2.66 17.57 2.16 211.22 3070.74 605.55 01:50:19 1.29 0.00 1.28 0.01 0.00 21.31 0.08 Average: 5.31 0.37 3.30 1.64 29.12 373.85 12314.58 00:20:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:15 6285228 7536620 284056 3.49 30668 1426344 521768 5.68 449352 1187320 176 00:40:15 6269644 7548052 272096 3.35 31024 1452640 521624 5.68 458780 1204896 124 00:50:16 6252036 7531616 288512 3.55 31216 1453608 521928 5.68 459832 1205496 280 01:00:14 6244264 7524404 295604 3.63 31408 1453932 521992 5.69 459856 1206012 156 01:10:17 6251852 7532624 287352 3.53 31588 1454376 521992 5.69 460048 1206520 176 01:20:18 6251348 7532640 287324 3.53 31756 1454716 522000 5.69 460288 1207016 176 01:30:04 6232620 7523500 296076 3.64 32032 1463932 590664 6.43 487876 1215548 216 01:40:19 5251916 7376864 394556 4.85 85396 2203432 631644 6.88 607184 1964256 160 01:50:19 5235856 7362796 408584 5.02 85492 2205324 640204 6.97 607808 1966244 120 Average: 6030529 7496568 312684 3.84 43398 1618700 554868 6.04 494558 1373701 176 00:20:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:15 ens3 1.11 0.09 0.16 0.05 0.00 0.00 0.00 0.00 00:40:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:40:15 ens3 2.24 0.33 3.44 0.13 0.00 0.00 0.00 0.00 00:50:16 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:50:16 ens3 1.07 0.25 0.17 0.65 0.00 0.00 0.00 0.00 01:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:14 ens3 0.42 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:17 ens3 0.44 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:18 ens3 0.52 0.08 0.14 0.06 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 5.65 3.32 12.13 1.51 0.00 0.00 0.00 0.00 01:40:19 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:40:19 ens3 56.84 40.49 295.53 9.53 0.00 0.00 0.00 0.00 01:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:19 ens3 12.35 11.12 107.24 1.02 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 9.10 6.30 47.31 1.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15909) 05/17/26 _x86_64_ (2 CPU) 00:16:29 LINUX RESTART (2 CPU) 00:20:16 CPU %user %nice %system %iowait %steal %idle 00:30:15 all 0.32 0.00 0.17 0.03 0.02 99.45 00:30:15 0 0.37 0.00 0.17 0.05 0.02 99.39 00:30:15 1 0.27 0.00 0.17 0.02 0.03 99.51 00:40:15 all 0.39 0.00 0.11 0.02 0.02 99.45 00:40:15 0 0.26 0.00 0.14 0.02 0.03 99.55 00:40:15 1 0.52 0.00 0.08 0.03 0.02 99.36 00:50:16 all 0.28 0.00 0.08 0.01 0.02 99.61 00:50:16 0 0.26 0.00 0.08 0.01 0.02 99.63 00:50:16 1 0.30 0.00 0.07 0.02 0.02 99.59 01:00:14 all 0.22 0.00 0.15 0.01 0.02 99.60 01:00:14 0 0.19 0.00 0.15 0.01 0.02 99.63 01:00:14 1 0.24 0.00 0.15 0.01 0.02 99.58 01:10:17 all 0.23 0.00 0.06 0.01 0.12 99.57 01:10:17 0 0.30 0.00 0.06 0.01 0.07 99.57 01:10:17 1 0.16 0.00 0.07 0.01 0.18 99.58 01:20:18 all 0.18 0.00 0.07 0.02 0.02 99.71 01:20:18 0 0.23 0.00 0.06 0.00 0.02 99.69 01:20:18 1 0.14 0.00 0.08 0.03 0.02 99.73 01:30:04 all 0.42 0.00 0.18 0.01 0.04 99.35 01:30:04 0 0.25 0.00 0.18 0.01 0.06 99.50 01:30:04 1 0.59 0.00 0.18 0.01 0.02 99.20 01:40:19 all 10.59 0.00 1.65 0.51 0.06 87.19 01:40:19 0 8.97 0.00 1.43 0.56 0.05 88.99 01:40:19 1 12.21 0.00 1.87 0.46 0.07 85.39 01:50:19 all 0.91 0.00 0.21 0.05 0.08 98.75 01:50:19 0 0.88 0.00 0.21 0.06 0.12 98.73 01:50:19 1 0.94 0.00 0.21 0.04 0.05 98.76 Average: all 1.53 0.00 0.30 0.08 0.05 98.05 Average: 0 1.32 0.00 0.28 0.08 0.04 98.27 Average: 1 1.74 0.00 0.32 0.07 0.05 97.82