---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33055 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: 5600.00 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 756 4868 4 2613 7185 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:5b:e5:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78869sec preferred_lft 78869sec inet6 fe80::f816:3eff:fe5b:e54a/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-33055) 07/05/26 _x86_64_ (2 CPU) 00:35:57 LINUX RESTART (2 CPU) 00:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:14 1.40 0.03 1.36 0.00 2.73 16.68 0.05 01:00:01 1.65 0.03 1.60 0.02 1.78 19.18 445.10 01:10:03 1.38 0.00 1.38 0.00 0.00 16.21 0.03 01:20:24 1.41 0.00 1.41 0.00 0.01 16.23 210.41 01:30:01 1.51 0.00 1.49 0.02 0.00 18.14 678.60 01:40:05 1.75 0.40 1.35 0.00 15.69 47.28 0.00 01:50:24 22.33 2.52 17.59 2.22 203.85 3321.79 1010.99 02:00:01 1.38 0.00 1.36 0.02 0.00 17.86 0.57 02:10:24 14.49 0.00 1.48 13.00 0.14 133.58 102453.48 02:20:24 1.53 0.00 1.53 0.00 0.00 347.07 0.03 02:30:01 1.61 0.00 1.59 0.02 0.00 104.59 0.79 02:40:23 3.08 0.04 2.41 0.62 1.04 126.37 1458.29 Average: 4.55 0.26 2.92 1.37 19.27 357.10 9168.95 00:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:14 6248144 7521656 298272 3.67 30748 1448304 527960 5.75 461816 1200792 188 01:00:01 6255912 7530548 289268 3.56 30968 1449160 520908 5.67 458604 1201424 168 01:10:03 6263708 7538876 280908 3.45 31152 1449492 576120 6.28 463972 1201940 244 01:20:24 6270804 7546484 273312 3.36 31328 1449816 521124 5.68 459244 1202444 180 01:30:01 6260748 7537080 282688 3.48 31496 1450276 521124 5.68 459332 1202944 284 01:40:05 6230272 7521656 297764 3.66 31792 1464952 539552 5.88 485632 1216396 280 01:50:24 4989948 7190076 576900 7.09 86808 2273632 820736 8.94 792304 2036492 172 02:00:01 5037848 7238500 528444 6.50 86948 2274044 770776 8.40 742612 2037016 280 02:10:24 4951652 7189172 577676 7.10 87088 2310664 843764 9.19 799600 2073776 188 02:20:24 4769624 7107900 657340 8.08 87264 2409892 981540 10.69 887152 2173176 292 02:30:01 4732336 7096052 668776 8.22 87376 2434896 911296 9.93 867572 2198140 284 02:40:23 4989868 7354904 416900 5.13 88648 2441152 633204 6.90 630128 2205536 204024 Average: 5583405 7364409 429021 5.28 59301 1904690 680675 7.41 625664 1662506 17215 00:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:14 ens3 0.75 0.11 0.14 0.06 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.58 0.10 0.42 0.04 0.00 0.00 0.00 0.00 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 0.49 0.07 0.10 0.03 0.00 0.00 0.00 0.00 01:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:24 ens3 0.65 0.10 0.53 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.35 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:40:05 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:05 ens3 8.91 5.26 19.89 3.24 0.00 0.00 0.00 0.00 01:50:24 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:24 ens3 82.47 64.36 747.57 10.16 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 31.98 29.75 499.44 1.98 0.00 0.00 0.00 0.00 02:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:24 ens3 76.02 61.90 1236.23 4.08 0.00 0.00 0.00 0.00 02:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:24 ens3 26.34 23.66 424.08 1.59 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 23.20 22.18 380.10 1.48 0.00 0.00 0.00 0.00 02:40:23 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:23 ens3 31.51 24.13 289.06 21.78 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 23.94 19.55 303.22 3.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33055) 07/05/26 _x86_64_ (2 CPU) 00:35:57 LINUX RESTART (2 CPU) 00:40:10 CPU %user %nice %system %iowait %steal %idle 00:50:14 all 0.26 0.00 0.08 0.01 0.03 99.62 00:50:14 0 0.21 0.00 0.07 0.02 0.03 99.67 00:50:14 1 0.31 0.00 0.08 0.00 0.03 99.58 01:00:01 all 0.34 0.00 0.16 0.04 0.03 99.44 01:00:01 0 0.43 0.00 0.14 0.07 0.03 99.33 01:00:01 1 0.25 0.00 0.18 0.00 0.03 99.54 01:10:03 all 0.24 0.00 0.08 0.01 0.03 99.64 01:10:03 0 0.43 0.00 0.05 0.01 0.02 99.49 01:10:03 1 0.06 0.00 0.10 0.01 0.04 99.80 01:20:24 all 0.27 0.00 0.07 0.01 0.03 99.62 01:20:24 0 0.34 0.00 0.07 0.01 0.03 99.55 01:20:24 1 0.21 0.00 0.07 0.01 0.03 99.68 01:30:01 all 0.30 0.00 0.15 0.01 0.03 99.51 01:30:01 0 0.52 0.00 0.12 0.01 0.02 99.32 01:30:01 1 0.07 0.00 0.18 0.02 0.03 99.71 01:40:05 all 0.51 0.00 0.10 0.01 0.03 99.35 01:40:05 0 0.43 0.00 0.08 0.01 0.03 99.44 01:40:05 1 0.58 0.00 0.11 0.02 0.03 99.26 01:50:24 all 11.37 0.00 1.75 0.51 0.07 86.30 01:50:24 0 11.90 0.00 1.52 0.52 0.07 85.98 01:50:24 1 10.83 0.00 1.98 0.49 0.08 86.62 02:00:01 all 0.66 0.00 0.36 0.01 0.07 98.90 02:00:01 0 0.52 0.00 0.23 0.01 0.06 99.18 02:00:01 1 0.80 0.00 0.49 0.01 0.07 98.63 02:10:24 all 1.07 0.00 0.55 0.26 0.06 98.06 02:10:24 0 0.90 0.00 0.42 0.49 0.05 98.14 02:10:24 1 1.24 0.00 0.68 0.02 0.07 97.99 02:20:24 all 0.78 0.00 0.20 1.83 0.06 97.13 02:20:24 0 0.90 0.00 0.24 3.55 0.06 95.25 02:20:24 1 0.67 0.00 0.17 0.11 0.05 99.01 02:30:01 all 0.66 0.00 0.32 0.19 0.05 98.78 02:30:01 0 0.72 0.00 0.34 0.18 0.05 98.71 02:30:01 1 0.60 0.00 0.30 0.20 0.06 98.85 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:23 all 3.04 0.00 0.42 0.47 0.06 96.01 02:40:23 0 1.12 0.00 0.37 0.70 0.05 97.75 02:40:23 1 4.97 0.00 0.47 0.24 0.06 94.26 Average: all 1.66 0.00 0.36 0.28 0.05 97.66 Average: 0 1.56 0.00 0.31 0.47 0.04 97.62 Average: 1 1.75 0.00 0.40 0.09 0.05 97.70