---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22401 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 8.4G 30G 23% / 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 4801 4 2689 7194 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:8b:75:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79199sec preferred_lft 79199sec inet6 fe80::f816:3eff:fe8b:754b/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-22401) 06/02/26 _x86_64_ (2 CPU) 00:42:04 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:02 1.59 0.01 1.58 0.01 0.05 19.18 435.95 01:10:17 1.37 0.00 1.37 0.00 0.00 16.37 0.00 01:20:00 1.86 0.26 1.58 0.01 31.88 75.71 0.30 01:30:01 1.71 0.00 1.69 0.02 1.05 20.42 869.73 01:40:00 1.30 0.00 1.30 0.00 0.00 15.67 0.00 01:50:01 23.09 3.01 17.78 2.30 227.59 3462.26 868.49 02:00:01 1.49 0.00 1.46 0.03 0.00 18.89 1.61 02:10:02 1.26 0.00 1.24 0.02 0.00 83.98 1.16 02:20:01 15.02 0.00 1.51 13.51 0.15 470.30 106197.11 02:30:01 1.72 0.00 1.68 0.04 0.00 166.23 1.72 02:40:03 1.38 0.00 1.36 0.02 0.00 17.03 1.21 Average: 4.71 0.30 2.96 1.45 23.64 397.02 9843.41 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:02 6295084 7542232 278292 3.42 30680 1422152 530012 5.77 445848 1183452 128 01:10:17 6301736 7549432 271112 3.33 30864 1422512 530020 5.77 446072 1183996 168 01:20:00 6242000 7516320 303772 3.74 31196 1448452 724916 7.90 460768 1201504 124 01:30:01 6256692 7531904 288128 3.54 31408 1449096 530212 5.78 455420 1202048 124 01:40:00 6256220 7532052 287976 3.54 31564 1449552 530408 5.78 456432 1202532 148 01:50:01 4905780 7098068 669764 8.24 86388 2266644 826588 9.00 785628 2028892 148 02:00:01 5030512 7223372 544416 6.69 86552 2267048 779580 8.49 738512 2029460 240 02:10:02 5038696 7252672 515116 6.33 86684 2288032 810628 8.83 752340 2050576 240 02:20:01 4753384 7105636 660104 8.12 86896 2424404 941648 10.26 884092 2187116 308 02:30:01 4680552 7077600 687388 8.45 87100 2468360 957164 10.43 899416 2231292 160 02:40:03 4620584 7018332 746648 9.18 87240 2468912 997648 10.87 939388 2231856 216 Average: 5489204 7313420 477520 5.87 61507 1943197 741711 8.08 660356 1702975 182 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:02 ens3 0.67 0.06 0.09 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 0.72 0.10 4.81 0.06 0.00 0.00 0.00 0.00 01:20:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.76 0.27 3.29 0.07 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 0.45 0.05 0.08 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 0.69 0.22 0.21 0.56 0.00 0.00 0.00 0.00 01:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 98.91 78.39 778.39 13.55 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 30.49 28.47 477.95 1.91 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 78.68 75.81 1231.97 4.97 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 29.40 28.46 455.42 1.90 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 29.70 27.87 446.92 1.86 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 12.89 12.32 202.36 0.85 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 25.78 22.92 327.58 2.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22401) 06/02/26 _x86_64_ (2 CPU) 00:42:04 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:02 all 0.28 0.00 0.16 0.01 0.03 99.52 01:00:02 0 0.23 0.00 0.17 0.01 0.03 99.57 01:00:02 1 0.34 0.00 0.15 0.01 0.03 99.47 01:10:17 all 0.23 0.00 0.08 0.03 0.03 99.64 01:10:17 0 0.41 0.00 0.07 0.01 0.02 99.49 01:10:17 1 0.06 0.00 0.09 0.04 0.04 99.78 01:20:00 all 0.35 0.00 0.10 0.02 0.03 99.50 01:20:00 0 0.25 0.00 0.11 0.01 0.03 99.60 01:20:00 1 0.44 0.00 0.09 0.03 0.03 99.40 01:30:01 all 0.29 0.00 0.16 0.01 0.03 99.51 01:30:01 0 0.15 0.00 0.16 0.02 0.03 99.65 01:30:01 1 0.43 0.00 0.17 0.01 0.03 99.37 01:40:00 all 0.22 0.00 0.06 0.01 0.03 99.68 01:40:00 0 0.32 0.00 0.05 0.02 0.02 99.60 01:40:00 1 0.12 0.00 0.08 0.01 0.03 99.75 01:50:01 all 11.67 0.00 1.83 0.51 0.06 85.93 01:50:01 0 11.18 0.00 1.54 0.25 0.05 86.98 01:50:01 1 12.16 0.00 2.12 0.77 0.07 84.88 02:00:01 all 0.60 0.00 0.35 0.01 0.05 98.99 02:00:01 0 0.57 0.00 0.18 0.02 0.03 99.20 02:00:01 1 0.63 0.00 0.52 0.01 0.07 98.78 02:10:02 all 1.07 0.00 0.57 0.01 0.06 98.30 02:10:02 0 1.60 0.00 1.03 0.01 0.07 97.29 02:10:02 1 0.53 0.00 0.12 0.01 0.04 99.30 02:20:01 all 0.80 0.00 0.24 0.04 0.06 98.86 02:20:01 0 0.90 0.00 0.29 0.05 0.07 98.69 02:20:01 1 0.70 0.00 0.19 0.02 0.05 99.04 02:30:01 all 0.75 0.00 0.35 0.01 0.06 98.83 02:30:01 0 0.65 0.00 0.21 0.01 0.04 99.09 02:30:01 1 0.86 0.00 0.50 0.01 0.07 98.57 02:40:03 all 0.49 0.00 0.21 0.03 0.05 99.24 02:40:03 0 0.58 0.00 0.13 0.03 0.03 99.23 02:40:03 1 0.39 0.00 0.28 0.02 0.06 99.25 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.52 0.00 0.37 0.06 0.04 98.00 Average: 0 1.53 0.00 0.36 0.04 0.04 98.03 Average: 1 1.51 0.00 0.39 0.09 0.05 97.96