---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11580 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 766 5200 4 2263 7175 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:54:ef:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79034sec preferred_lft 79034sec inet6 fe80::f816:3eff:fe54:ef82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11580) 05/07/26 _x86_64_ (2 CPU) 01:48:54 LINUX RESTART (2 CPU) 01:50:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:02 14.90 0.03 1.52 13.35 1.48 19.10 116909.17 02:10:01 1.20 0.01 1.19 0.01 0.05 14.52 0.72 02:20:02 1.14 0.00 1.13 0.02 0.01 14.08 1.20 02:30:02 1.81 0.25 1.52 0.04 30.97 74.60 437.30 02:40:02 1.18 0.00 1.15 0.02 1.05 14.51 1.25 02:50:02 1.16 0.00 1.14 0.02 0.00 14.27 1.20 03:00:02 24.35 3.18 18.93 2.23 233.11 3162.99 763.25 03:10:02 1.34 0.00 1.34 0.00 0.00 21.96 0.08 03:20:02 1.38 0.00 1.38 0.00 0.00 18.71 0.00 03:30:02 1.70 0.00 1.68 0.02 0.00 141.61 389.70 03:40:02 1.26 0.00 1.26 0.00 0.00 29.35 0.09 03:50:02 1.61 0.00 1.59 0.02 0.35 26.75 334.77 Average: 4.37 0.29 2.83 1.25 22.36 297.44 9361.44 01:50:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:02 6287812 7534360 286144 3.52 30700 1421548 529868 5.77 445156 1183252 164 02:10:01 6285808 7532912 287552 3.54 30892 1421880 529880 5.77 445400 1183804 120 02:20:02 6290736 7538360 282092 3.47 31088 1422200 530100 5.77 445936 1184316 60 02:30:02 6244848 7519184 300676 3.70 31484 1448152 724936 7.90 461008 1201896 300 02:40:02 6260248 7535540 284356 3.50 31664 1448912 530528 5.78 455960 1202404 228 02:50:02 6272148 7547988 271888 3.34 31872 1449248 530660 5.78 456164 1202940 300 03:00:02 5229364 7349604 421904 5.19 85852 2198352 662772 7.22 618880 1960148 224 03:10:02 5227844 7350172 421368 5.18 85956 2200336 671332 7.31 619668 1962236 276 03:20:02 5226696 7350152 421388 5.18 86060 2201356 691056 7.53 638684 1963360 276 03:30:02 5210408 7370532 400836 4.93 86248 2237708 678848 7.39 626044 1999772 176 03:40:02 5143496 7308456 462844 5.69 86380 2242348 714212 7.78 662216 2004540 432 03:50:02 5258984 7429520 341692 4.20 86548 2247676 587468 6.40 570336 2009936 3592 Average: 5744866 7447232 348562 4.29 58729 1828310 615138 6.70 537121 1588217 512 01:50:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 0.91 0.08 0.13 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 0.33 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.73 0.13 4.58 0.10 0.00 0.00 0.00 0.00 02:30:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 0.95 0.44 3.28 0.60 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 0.32 0.07 0.08 0.03 0.00 0.00 0.00 0.00 02:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:02 ens3 0.28 0.10 0.09 0.06 0.00 0.00 0.00 0.00 03:00:02 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 03:00:02 ens3 75.59 52.29 414.75 12.27 0.00 0.00 0.00 0.00 03:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:02 ens3 11.73 10.85 167.72 1.01 0.00 0.00 0.00 0.00 03:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:02 ens3 3.41 3.08 5.10 0.49 0.00 0.00 0.00 0.00 03:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:02 ens3 12.38 11.56 156.92 1.42 0.00 0.00 0.00 0.00 03:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:02 ens3 16.71 16.29 252.66 1.71 0.00 0.00 0.00 0.00 03:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:02 ens3 9.70 8.56 57.21 0.92 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 11.14 8.67 89.00 1.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11580) 05/07/26 _x86_64_ (2 CPU) 01:48:54 LINUX RESTART (2 CPU) 01:50:38 CPU %user %nice %system %iowait %steal %idle 02:00:02 all 0.31 0.00 0.19 0.05 0.04 99.41 02:00:02 0 0.15 0.00 0.19 0.04 0.04 99.57 02:00:02 1 0.46 0.00 0.20 0.06 0.04 99.25 02:10:01 all 0.22 0.00 0.09 0.01 0.04 99.64 02:10:01 0 0.24 0.00 0.09 0.02 0.04 99.62 02:10:01 1 0.21 0.00 0.09 0.00 0.03 99.66 02:20:02 all 0.29 0.00 0.09 0.05 0.03 99.54 02:20:02 0 0.37 0.00 0.08 0.06 0.03 99.46 02:20:02 1 0.20 0.00 0.09 0.05 0.04 99.62 02:30:02 all 0.37 0.00 0.20 0.07 0.03 99.35 02:30:02 0 0.34 0.00 0.18 0.07 0.03 99.38 02:30:02 1 0.39 0.00 0.21 0.06 0.03 99.31 02:40:02 all 0.24 0.00 0.07 0.05 0.03 99.61 02:40:02 0 0.05 0.00 0.08 0.03 0.04 99.81 02:40:02 1 0.43 0.00 0.06 0.08 0.02 99.41 02:50:02 all 0.26 0.00 0.08 0.04 0.03 99.59 02:50:02 0 0.08 0.00 0.10 0.08 0.03 99.71 02:50:02 1 0.44 0.00 0.06 0.01 0.02 99.48 03:00:02 all 11.31 0.00 1.84 0.60 0.06 86.18 03:00:02 0 8.30 0.00 1.77 0.51 0.07 89.35 03:00:02 1 14.32 0.00 1.92 0.70 0.06 83.00 03:10:02 all 0.91 0.00 0.21 0.01 0.06 98.81 03:10:02 0 0.83 0.00 0.20 0.02 0.05 98.91 03:10:02 1 0.98 0.00 0.23 0.01 0.07 98.72 03:20:02 all 7.56 0.00 0.68 0.01 0.07 91.68 03:20:02 0 7.34 0.00 0.62 0.01 0.08 91.96 03:20:02 1 7.80 0.00 0.74 0.01 0.07 91.39 03:30:02 all 2.48 0.00 0.42 0.02 0.06 97.02 03:30:02 0 1.77 0.00 0.41 0.01 0.07 97.74 03:30:02 1 3.20 0.00 0.43 0.02 0.06 96.30 03:40:02 all 1.78 0.00 0.35 0.06 0.06 97.75 03:40:02 0 2.19 0.00 0.36 0.07 0.06 97.31 03:40:02 1 1.36 0.00 0.34 0.05 0.06 98.19 03:40:02 CPU %user %nice %system %iowait %steal %idle 03:50:02 all 1.20 0.00 0.22 0.03 0.06 98.50 03:50:02 0 1.56 0.00 0.27 0.05 0.07 98.05 03:50:02 1 0.84 0.00 0.17 0.01 0.04 98.94 Average: all 2.24 0.00 0.37 0.08 0.05 97.26 Average: 0 1.94 0.00 0.36 0.08 0.05 97.56 Average: 1 2.54 0.00 0.38 0.09 0.04 96.95