---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-15886 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: 5599.94 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 776 5054 4 2408 7165 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:17:e6:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79485sec preferred_lft 79485sec inet6 fe80::f816:3eff:fe17:e6ba/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-15886) 05/17/26 _x86_64_ (2 CPU) 00:15:57 LINUX RESTART (2 CPU) 00:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:03 11.26 1.67 8.31 1.29 146.17 1178.42 626.90 00:40:01 1.24 0.01 1.22 0.02 0.05 17.47 1.20 00:50:03 1.21 0.00 1.19 0.02 0.00 17.51 1.21 01:00:04 1.50 0.00 1.47 0.04 0.00 21.89 1.86 01:10:01 1.26 0.00 1.24 0.02 0.00 18.48 1.11 01:20:07 1.31 0.00 1.29 0.02 0.00 21.93 1.19 01:30:07 1.73 0.00 1.68 0.04 0.00 26.13 2.03 01:40:01 1.37 0.00 1.35 0.02 0.00 21.01 1.23 01:50:06 14.69 0.00 1.37 13.32 0.15 19.75 105784.17 02:00:05 1.49 0.00 1.45 0.04 0.00 22.77 2.19 02:10:01 2.70 0.04 2.32 0.34 1.44 75.48 41.03 Average: 3.62 0.16 2.08 1.39 13.42 130.82 9766.35 00:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:03 5262712 7383892 387968 4.77 84800 2200536 612176 6.67 590440 1961436 228 00:40:01 5270552 7392892 378780 4.66 84936 2201556 614428 6.69 592980 1962600 160 00:50:03 5278140 7401800 369844 4.55 85096 2202716 614560 6.69 593060 1963920 180 01:00:04 5285480 7410592 361028 4.44 85288 2203984 615752 6.71 594000 1965372 268 01:10:01 5285256 7411824 359800 4.42 85448 2205272 615840 6.71 594012 1966828 308 01:20:07 5281476 7410496 361128 4.44 85636 2207536 618492 6.74 596912 1969152 264 01:30:07 5272468 7403308 368280 4.53 85848 2209128 616928 6.72 595692 1970956 244 01:40:01 5283652 7416404 355176 4.37 86044 2210844 616960 6.72 595824 1972864 320 01:50:06 5280124 7414352 357164 4.39 86200 2212168 617024 6.72 595844 1974312 256 02:00:05 5267328 7403212 368312 4.53 86400 2213608 617024 6.72 595876 1975960 288 02:10:01 5103076 7300480 470168 5.78 87644 2273112 687568 7.49 689344 2036312 66256 Average: 5260933 7395387 376150 4.63 85758 2212769 622432 6.78 603089 1974519 6252 00:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:03 lo 1.20 1.20 0.07 0.07 0.00 0.00 0.00 0.00 00:30:03 ens3 7.30 5.35 38.75 1.57 0.00 0.00 0.00 0.00 00:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:01 ens3 2.03 0.18 0.36 0.13 0.00 0.00 0.00 0.00 00:50:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:03 ens3 1.03 0.14 0.17 0.08 0.00 0.00 0.00 0.00 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 0.50 0.13 0.10 0.06 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.57 0.15 0.13 0.06 0.00 0.00 0.00 0.00 01:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:07 ens3 0.58 0.15 0.15 0.08 0.00 0.00 0.00 0.00 01:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 0.44 0.11 0.11 0.06 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 3.43 0.29 0.61 0.19 0.00 0.00 0.00 0.00 01:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:06 ens3 1.17 0.10 0.12 0.03 0.00 0.00 0.00 0.00 02:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:05 ens3 0.82 0.32 0.15 0.10 0.00 0.00 0.00 0.00 02:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 6.66 4.55 12.74 8.81 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.22 1.04 4.84 1.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-15886) 05/17/26 _x86_64_ (2 CPU) 00:15:57 LINUX RESTART (2 CPU) 00:20:04 CPU %user %nice %system %iowait %steal %idle 00:30:03 all 5.75 0.00 0.95 0.18 0.07 93.04 00:30:03 0 5.30 0.00 0.90 0.13 0.05 93.62 00:30:03 1 6.20 0.00 1.00 0.24 0.10 92.46 00:40:01 all 0.61 0.00 0.12 0.01 0.05 99.21 00:40:01 0 0.65 0.00 0.13 0.01 0.07 99.15 00:40:01 1 0.57 0.00 0.11 0.01 0.04 99.28 00:50:03 all 0.60 0.00 0.11 0.01 0.05 99.24 00:50:03 0 0.59 0.00 0.13 0.00 0.06 99.22 00:50:03 1 0.61 0.00 0.09 0.01 0.04 99.25 01:00:04 all 0.63 0.00 0.21 0.01 0.05 99.09 01:00:04 0 0.57 0.00 0.19 0.01 0.04 99.20 01:00:04 1 0.70 0.00 0.23 0.01 0.07 98.99 01:10:01 all 0.63 0.00 0.11 0.01 0.05 99.20 01:10:01 0 0.76 0.00 0.15 0.00 0.08 99.01 01:10:01 1 0.51 0.00 0.07 0.01 0.03 99.39 01:20:07 all 0.71 0.00 0.12 0.01 0.05 99.11 01:20:07 0 0.73 0.00 0.14 0.01 0.06 99.06 01:20:07 1 0.70 0.00 0.10 0.00 0.04 99.16 01:30:07 all 0.69 0.00 0.24 0.01 0.05 99.01 01:30:07 0 0.68 0.00 0.28 0.01 0.07 98.96 01:30:07 1 0.69 0.00 0.20 0.02 0.04 99.06 01:40:01 all 0.72 0.00 0.12 0.01 0.06 99.10 01:40:01 0 0.78 0.00 0.11 0.01 0.06 99.04 01:40:01 1 0.65 0.00 0.12 0.01 0.06 99.16 01:50:06 all 0.62 0.00 0.14 0.05 0.05 99.13 01:50:06 0 0.67 0.00 0.13 0.02 0.06 99.12 01:50:06 1 0.58 0.00 0.14 0.09 0.04 99.15 02:00:05 all 0.77 0.00 0.24 0.21 0.03 98.74 02:00:05 0 0.74 0.00 0.25 0.26 0.03 98.71 02:00:05 1 0.80 0.00 0.24 0.16 0.04 98.78 02:10:01 all 2.06 0.00 0.24 0.08 0.04 97.57 02:10:01 0 2.78 0.00 0.33 0.10 0.05 96.74 02:10:01 1 1.34 0.00 0.16 0.07 0.03 98.40 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.25 0.00 0.24 0.05 0.05 98.41 Average: 0 1.29 0.00 0.25 0.05 0.06 98.35 Average: 1 1.21 0.00 0.22 0.06 0.05 98.46