---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30349 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 8.1G 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 797 4989 4 2448 7144 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:16:08:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81745sec preferred_lft 81745sec inet6 fe80::f816:3eff:fe16:8d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30349) 06/25/26 _x86_64_ (2 CPU) 01:48:32 LINUX RESTART (2 CPU) 01:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:12 1.74 0.03 1.68 0.03 1.25 20.57 858.01 02:10:01 1.39 0.01 1.36 0.02 0.05 16.02 1.22 02:20:01 1.92 0.25 1.64 0.02 30.98 75.41 1.21 02:30:12 1.58 0.00 1.56 0.02 0.00 18.93 855.67 02:40:01 1.34 0.00 1.34 0.00 0.00 15.73 0.00 02:50:01 1.34 0.00 1.34 0.00 0.00 15.85 0.00 03:00:12 24.02 2.95 18.80 2.27 223.61 3561.05 683.08 Average: 4.81 0.47 4.00 0.34 37.03 539.49 347.86 01:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:12 6284208 7530920 289716 3.56 30728 1421668 531132 5.79 447392 1183472 132 02:10:01 6284208 7531464 289180 3.56 30944 1422000 531196 5.79 447456 1184020 240 02:20:01 6240324 7514632 305544 3.76 31332 1448300 729308 7.94 461924 1201944 124 02:30:12 6252720 7527584 292560 3.60 31524 1448628 729308 7.94 461976 1202464 132 02:40:01 6252232 7527588 292556 3.60 31684 1448960 729376 7.94 462052 1202956 240 02:50:01 6255312 7531304 288816 3.55 31860 1449408 729376 7.94 461372 1203452 276 03:00:12 5085812 7335968 430948 5.30 87176 2322896 907084 9.88 661876 2086704 2000 Average: 6093545 7499923 312760 3.85 39321 1565980 698111 7.60 486293 1323573 449 01:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:12 ens3 1.70 0.10 0.30 0.04 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.43 0.05 0.05 0.02 0.00 0.00 0.00 0.00 02:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.99 0.22 10.01 0.03 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 0.30 0.07 0.23 0.02 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.31 0.07 0.07 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 0.35 0.08 0.11 0.05 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 82.09 59.81 358.91 15.20 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 12.49 8.76 53.57 2.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30349) 06/25/26 _x86_64_ (2 CPU) 01:48:32 LINUX RESTART (2 CPU) 01:50:02 CPU %user %nice %system %iowait %steal %idle 02:00:12 all 0.33 0.00 0.25 0.01 0.03 99.39 02:00:12 0 0.36 0.00 0.24 0.01 0.03 99.36 02:00:12 1 0.30 0.00 0.25 0.01 0.03 99.41 02:10:01 all 0.24 0.00 0.07 0.01 0.02 99.65 02:10:01 0 0.17 0.00 0.08 0.01 0.03 99.71 02:10:01 1 0.31 0.00 0.07 0.01 0.02 99.59 02:20:01 all 0.36 0.00 0.10 0.02 0.03 99.50 02:20:01 0 0.49 0.00 0.08 0.03 0.02 99.38 02:20:01 1 0.22 0.00 0.12 0.02 0.03 99.62 02:30:12 all 0.27 0.00 0.17 0.09 0.02 99.44 02:30:12 0 0.24 0.00 0.17 0.14 0.02 99.42 02:30:12 1 0.30 0.00 0.17 0.04 0.03 99.46 02:40:01 all 0.23 0.00 0.07 0.01 0.03 99.66 02:40:01 0 0.05 0.00 0.10 0.02 0.03 99.80 02:40:01 1 0.40 0.00 0.05 0.01 0.02 99.51 02:50:01 all 0.29 0.00 0.07 0.02 0.03 99.59 02:50:01 0 0.18 0.00 0.09 0.03 0.03 99.67 02:50:01 1 0.40 0.00 0.06 0.01 0.02 99.50 03:00:12 all 16.67 0.00 1.90 1.49 0.06 79.88 03:00:12 0 20.61 0.00 2.09 1.98 0.07 75.25 03:00:12 1 12.73 0.00 1.70 1.00 0.06 84.51 Average: all 2.66 0.00 0.38 0.24 0.03 96.69 Average: 0 3.20 0.00 0.41 0.32 0.03 96.04 Average: 1 2.12 0.00 0.35 0.16 0.03 97.34