---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8001 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 767 5283 4 2179 7174 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:63:66:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.89/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81299sec preferred_lft 81299sec inet6 fe80::f816:3eff:fe63:66ad/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-8001) 03/22/26 _x86_64_ (2 CPU) 01:53:44 LINUX RESTART (2 CPU) 02:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:18 1.28 0.01 1.27 0.00 0.05 15.79 0.35 02:20:26 1.16 0.00 1.14 0.02 0.01 14.50 1.19 02:30:08 1.42 0.00 1.39 0.03 0.00 17.41 450.31 02:40:26 1.88 0.31 1.55 0.03 37.91 70.84 1.36 02:50:26 1.43 0.01 1.41 0.02 1.05 17.07 1.25 03:00:26 22.18 3.02 16.91 2.24 227.64 3073.47 768.96 03:10:26 1.68 0.01 1.66 0.01 0.57 37.66 0.11 Average: 4.42 0.48 3.61 0.33 38.18 462.21 172.22 02:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:18 6306772 7557452 263120 3.24 30700 1425612 531396 5.79 444028 1187336 124 02:20:26 6311308 7562540 257992 3.17 30912 1425944 531460 5.79 444220 1187880 128 02:30:08 6304404 7556176 264352 3.25 31112 1426268 531596 5.79 444248 1188404 124 02:40:26 6242400 7522780 297172 3.65 31492 1454136 737032 8.03 461324 1205584 160 02:50:26 6248244 7529500 290528 3.57 31704 1454780 531596 5.79 455956 1206132 124 03:00:26 5336136 7443512 328524 4.04 84992 2186524 620076 6.75 571996 1945504 2376 03:10:26 5228464 7338292 433640 5.33 85160 2188900 678256 7.39 629628 1948040 124 Average: 5996818 7501465 305047 3.75 46582 1651738 594487 6.48 493057 1409840 451 02:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:18 ens3 0.56 0.05 0.06 0.02 0.00 0.00 0.00 0.00 02:20:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:26 ens3 0.35 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:08 ens3 0.32 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:40:26 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:26 ens3 0.58 0.25 3.01 0.07 0.00 0.00 0.00 0.00 02:50:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:26 ens3 0.23 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:26 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:00:26 ens3 59.99 41.41 295.28 11.40 0.00 0.00 0.00 0.00 03:10:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:26 ens3 12.36 8.97 37.37 1.28 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 10.59 7.23 47.80 1.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8001) 03/22/26 _x86_64_ (2 CPU) 01:53:44 LINUX RESTART (2 CPU) 02:00:08 CPU %user %nice %system %iowait %steal %idle 02:10:18 all 0.23 0.00 0.08 0.01 0.03 99.66 02:10:18 0 0.06 0.00 0.08 0.02 0.03 99.81 02:10:18 1 0.41 0.00 0.07 0.00 0.02 99.50 02:20:26 all 0.28 0.00 0.07 0.80 0.03 98.83 02:20:26 0 0.06 0.00 0.08 1.49 0.03 98.33 02:20:26 1 0.50 0.00 0.05 0.11 0.02 99.32 02:30:08 all 0.28 0.00 0.17 0.08 0.02 99.45 02:30:08 0 0.37 0.00 0.17 0.14 0.02 99.31 02:30:08 1 0.19 0.00 0.17 0.03 0.02 99.60 02:40:26 all 0.36 0.00 0.11 0.20 0.02 99.32 02:40:26 0 0.58 0.00 0.10 0.19 0.02 99.10 02:40:26 1 0.13 0.00 0.11 0.21 0.02 99.53 02:50:26 all 0.24 0.00 0.08 0.07 0.02 99.59 02:50:26 0 0.30 0.00 0.07 0.07 0.02 99.56 02:50:26 1 0.18 0.00 0.09 0.08 0.02 99.63 03:00:26 all 11.08 0.00 1.79 0.74 0.04 86.34 03:00:26 0 9.89 0.00 1.72 0.98 0.04 87.36 03:00:26 1 12.28 0.00 1.86 0.50 0.04 85.32 03:10:26 all 1.12 0.00 0.23 0.05 0.04 98.57 03:10:26 0 1.55 0.00 0.27 0.07 0.04 98.07 03:10:26 1 0.68 0.00 0.19 0.02 0.04 99.06 Average: all 1.93 0.00 0.36 0.28 0.03 97.40 Average: 0 1.82 0.00 0.35 0.42 0.03 97.37 Average: 1 2.04 0.00 0.36 0.14 0.03 97.43