---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29959 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: 5600.00 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 8.3G 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 743 4900 4 2593 7198 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:4b:d2:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77564sec preferred_lft 77564sec inet6 fe80::f816:3eff:fe4b:d282/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29959) 06/24/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:00 1.61 0.01 1.59 0.02 0.05 19.43 872.02 01:10:00 1.36 0.00 1.34 0.02 0.00 15.93 1.20 01:20:00 1.90 0.26 1.62 0.02 32.04 75.76 0.67 01:30:00 14.22 0.00 1.65 12.56 0.15 19.89 109998.17 01:40:00 1.35 0.00 1.35 0.00 0.00 15.68 0.00 01:50:00 1.50 0.03 1.47 0.00 2.15 16.80 0.04 02:00:00 16.45 1.76 13.66 1.03 116.86 2372.39 990.63 02:10:00 5.18 0.07 4.44 0.67 6.75 438.46 201.18 02:20:00 7.36 1.17 5.55 0.64 102.35 862.99 579.47 02:30:00 1.50 0.00 1.48 0.02 0.00 19.39 0.41 02:40:00 1.37 0.00 1.37 0.01 0.00 243.55 0.04 02:50:00 1.68 0.00 1.66 0.02 0.00 293.55 0.47 03:00:00 1.56 0.00 1.54 0.02 0.00 20.65 0.41 Average: 4.39 0.25 2.98 1.16 20.03 339.58 8664.97 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:00 6289908 7537424 283204 3.48 30664 1422512 528844 5.76 445648 1183524 124 01:10:00 6288744 7536812 283812 3.49 30880 1422844 529176 5.76 446352 1184072 124 01:20:00 6251240 7526636 293544 3.61 31244 1449456 529240 5.76 455844 1201972 124 01:30:00 6255780 7531764 288224 3.54 31432 1449828 529240 5.76 455928 1202504 124 01:40:00 6255780 7532392 287624 3.54 31600 1450280 529304 5.77 456308 1202996 124 01:50:00 6246472 7524220 295768 3.64 31760 1451248 529404 5.77 457196 1203564 124 02:00:00 5441996 7374848 405684 4.99 71664 2032784 659100 7.18 594416 1808744 184 02:10:00 5385168 7424820 348104 4.28 79656 2124828 629352 6.85 557312 1906908 20344 02:20:00 4967220 7166672 600516 7.38 87416 2272200 838952 9.14 779592 2035052 204 02:30:00 4957472 7157712 609364 7.49 87568 2272852 766392 8.35 689760 2035720 292 02:40:00 4968668 7238196 528384 6.50 87732 2341448 827956 9.02 751724 2104488 124 02:50:00 4780360 7133800 631320 7.76 87884 2424072 908160 9.89 831680 2187264 124 03:00:00 4743080 7097156 667984 8.21 88048 2424524 939564 10.23 863672 2187880 128 Average: 5602453 7367881 424887 5.22 59811 1887606 672668 7.33 598879 1649591 1703 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.87 0.07 0.10 0.03 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 0.57 0.07 5.70 0.03 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 1.31 0.29 4.13 0.07 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.26 0.05 0.07 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 0.46 0.28 0.12 0.54 0.00 0.00 0.00 0.00 01:50:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 0.37 0.13 0.13 0.07 0.00 0.00 0.00 0.00 02:00:00 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:00:00 ens3 41.76 26.74 276.42 6.21 0.00 0.00 0.00 0.00 02:10:00 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 02:10:00 ens3 4.87 2.99 13.55 0.92 0.00 0.00 0.00 0.00 02:20:00 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 52.05 44.68 542.80 6.36 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 47.18 45.34 777.64 3.00 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 64.08 61.55 1005.85 4.06 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 25.62 24.34 394.05 1.65 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 18.96 18.15 309.20 1.25 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 19.87 17.28 256.12 1.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29959) 06/24/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:00 all 0.28 0.00 0.18 0.04 0.03 99.48 01:00:00 0 0.29 0.00 0.19 0.05 0.03 99.44 01:00:00 1 0.27 0.00 0.16 0.03 0.03 99.51 01:10:00 all 0.27 0.00 0.08 0.02 0.02 99.61 01:10:00 0 0.12 0.00 0.09 0.03 0.02 99.75 01:10:00 1 0.42 0.00 0.08 0.01 0.03 99.47 01:20:00 all 0.39 0.00 0.12 0.04 0.03 99.42 01:20:00 0 0.15 0.00 0.13 0.03 0.03 99.67 01:20:00 1 0.62 0.00 0.11 0.06 0.02 99.18 01:30:00 all 0.28 0.00 0.20 0.06 0.03 99.44 01:30:00 0 0.11 0.00 0.20 0.11 0.03 99.56 01:30:00 1 0.45 0.00 0.20 0.01 0.02 99.31 01:40:00 all 0.24 0.00 0.07 0.02 0.02 99.64 01:40:00 0 0.23 0.00 0.07 0.03 0.02 99.65 01:40:00 1 0.25 0.00 0.08 0.01 0.02 99.64 01:50:00 all 0.26 0.00 0.09 0.09 0.02 99.54 01:50:00 0 0.10 0.00 0.11 0.15 0.03 99.63 01:50:00 1 0.43 0.00 0.07 0.04 0.02 99.45 02:00:00 all 6.40 0.00 1.03 0.49 0.04 92.04 02:00:00 0 3.49 0.00 0.75 0.54 0.03 95.19 02:00:00 1 9.31 0.00 1.30 0.45 0.04 88.90 02:10:00 all 3.34 0.00 0.43 3.75 0.03 92.44 02:10:00 0 2.26 0.00 0.39 5.90 0.02 91.43 02:10:00 1 4.43 0.00 0.47 1.60 0.04 93.45 02:20:00 all 3.33 0.00 0.72 0.32 0.04 95.58 02:20:00 0 3.89 0.00 0.81 0.40 0.04 94.85 02:20:00 1 2.76 0.00 0.63 0.25 0.05 96.32 02:30:00 all 0.85 0.00 0.45 0.02 0.05 98.63 02:30:00 0 0.72 0.00 0.37 0.01 0.05 98.84 02:30:00 1 0.98 0.00 0.52 0.02 0.06 98.42 02:40:00 all 1.02 0.00 0.54 0.02 0.07 98.36 02:40:00 0 0.90 0.00 0.43 0.02 0.08 98.58 02:40:00 1 1.13 0.00 0.66 0.02 0.05 98.14 02:40:00 CPU %user %nice %system %iowait %steal %idle 02:50:00 all 0.83 0.00 0.26 0.06 0.05 98.79 02:50:00 0 0.77 0.00 0.26 0.10 0.05 98.82 02:50:00 1 0.89 0.00 0.26 0.02 0.06 98.77 03:00:00 all 0.60 0.00 0.34 0.03 0.05 98.98 03:00:00 0 0.63 0.00 0.35 0.03 0.05 98.93 03:00:00 1 0.56 0.00 0.33 0.02 0.05 99.04 Average: all 1.39 0.00 0.35 0.38 0.04 97.84 Average: 0 1.05 0.00 0.32 0.57 0.04 98.03 Average: 1 1.73 0.00 0.38 0.20 0.04 97.66