---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-66348 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 8.2G 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 755 4947 4 2530 7186 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:fe:d6:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79089sec preferred_lft 79089sec inet6 fe80::f816:3eff:fefe:d63e/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-66348) 04/04/26 _x86_64_ (2 CPU) 01:54:06 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:09 1.10 0.01 1.09 0.00 0.05 13.89 0.00 02:20:01 1.55 0.32 1.22 0.01 39.55 70.47 0.20 02:30:01 13.71 0.01 1.15 12.55 1.20 15.52 109100.31 02:40:09 0.93 0.00 0.93 0.00 0.00 13.16 0.00 02:50:01 0.81 0.00 0.81 0.00 0.00 11.76 0.12 03:00:01 21.97 3.03 16.73 2.22 227.74 3021.22 547.30 03:10:09 1.44 0.00 1.38 0.05 0.47 120.64 1.59 03:20:09 0.92 0.00 0.90 0.02 0.00 14.45 0.13 03:30:09 1.24 0.00 1.20 0.05 0.00 305.53 0.91 03:40:09 1.27 0.00 1.22 0.05 0.00 252.61 0.79 03:50:09 1.13 0.00 1.10 0.03 0.00 15.49 0.53 Average: 4.18 0.31 2.52 1.36 24.38 350.13 9958.07 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:09 6287936 7545848 274644 3.38 30720 1432784 540476 5.89 449764 1186844 60 02:20:01 6242044 7528624 291176 3.58 31068 1460716 738320 8.04 466736 1204060 48 02:30:01 6246628 7534096 285728 3.51 31236 1461404 540528 5.89 461528 1204576 120 02:40:09 6233116 7521112 298708 3.67 31404 1461764 549772 5.99 461692 1205100 96 02:50:01 6232864 7521316 298504 3.67 31548 1462064 549860 5.99 461824 1205548 124 03:00:01 5349564 7468552 302944 3.73 84904 2198076 575820 6.27 552964 1949232 25684 03:10:09 4936800 7056796 714596 8.79 85080 2198952 877788 9.56 828204 1950284 16 03:20:09 5049840 7170508 600848 7.39 85228 2199488 868540 9.46 801640 1950956 128 03:30:09 5011008 7219808 550796 6.77 85420 2286700 839788 9.15 774212 2038364 212 03:40:09 4808556 7089896 679464 8.35 85600 2358084 965456 10.52 900012 2109908 56 03:50:09 4841400 7123524 645852 7.94 85796 2358636 924692 10.07 859440 2110556 112 Average: 5567251 7343644 449387 5.53 60728 1898061 724640 7.89 638001 1646857 2423 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 0.54 0.03 0.07 0.01 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 0.49 0.21 3.09 0.03 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.30 0.05 0.08 0.03 0.00 0.00 0.00 0.00 02:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:09 ens3 0.37 0.08 0.10 0.05 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 0.26 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:00:01 lo 1.30 1.30 0.09 0.09 0.00 0.00 0.00 0.00 03:00:01 ens3 58.75 39.93 297.49 11.13 0.00 0.00 0.00 0.00 03:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:09 ens3 42.12 36.86 593.39 2.73 0.00 0.00 0.00 0.00 03:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:09 ens3 82.37 78.25 1285.54 5.12 0.00 0.00 0.00 0.00 03:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:09 ens3 27.83 27.02 440.86 1.85 0.00 0.00 0.00 0.00 03:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:09 ens3 34.80 33.21 539.47 2.25 0.00 0.00 0.00 0.00 03:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:09 ens3 5.67 5.15 76.32 0.39 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 23.07 20.09 294.53 2.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-66348) 04/04/26 _x86_64_ (2 CPU) 01:54:06 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:09 all 0.24 0.00 0.07 0.01 0.04 99.65 02:10:09 0 0.13 0.00 0.08 0.01 0.03 99.74 02:10:09 1 0.34 0.00 0.07 0.01 0.04 99.55 02:20:01 all 0.34 0.00 0.11 0.02 0.04 99.49 02:20:01 0 0.22 0.00 0.13 0.02 0.05 99.57 02:20:01 1 0.46 0.00 0.08 0.02 0.03 99.41 02:30:01 all 0.28 0.00 0.18 0.03 0.03 99.48 02:30:01 0 0.49 0.00 0.14 0.01 0.02 99.34 02:30:01 1 0.07 0.00 0.22 0.05 0.04 99.62 02:40:09 all 0.27 0.00 0.07 0.01 0.03 99.62 02:40:09 0 0.32 0.00 0.06 0.00 0.03 99.59 02:40:09 1 0.22 0.00 0.08 0.01 0.04 99.65 02:50:01 all 0.26 0.00 0.07 0.01 0.03 99.63 02:50:01 0 0.06 0.00 0.09 0.01 0.03 99.82 02:50:01 1 0.47 0.00 0.06 0.01 0.03 99.43 03:00:01 all 10.63 0.00 1.74 0.53 0.05 87.06 03:00:01 0 11.65 0.00 1.76 0.68 0.05 85.86 03:00:01 1 9.60 0.00 1.71 0.38 0.05 88.26 03:10:09 all 0.74 0.00 0.33 0.01 0.05 98.86 03:10:09 0 1.00 0.00 0.37 0.00 0.05 98.58 03:10:09 1 0.48 0.00 0.30 0.02 0.06 99.15 03:20:09 all 1.02 0.00 0.55 0.01 0.06 98.36 03:20:09 0 1.00 0.00 0.59 0.00 0.04 98.36 03:20:09 1 1.04 0.00 0.51 0.01 0.08 98.37 03:30:09 all 0.76 0.00 0.35 0.01 0.07 98.81 03:30:09 0 0.89 0.00 0.48 0.01 0.08 98.53 03:30:09 1 0.63 0.00 0.23 0.02 0.05 99.08 03:40:09 all 0.86 0.00 0.27 0.02 0.07 98.79 03:40:09 0 0.73 0.00 0.21 0.01 0.07 98.97 03:40:09 1 0.98 0.00 0.32 0.02 0.07 98.61 03:50:09 all 0.44 0.00 0.17 0.01 0.06 99.33 03:50:09 0 0.38 0.00 0.24 0.01 0.07 99.30 03:50:09 1 0.49 0.00 0.09 0.01 0.04 99.37 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.44 0.00 0.36 0.06 0.05 98.10 Average: 0 1.53 0.00 0.38 0.07 0.05 97.97 Average: 1 1.34 0.00 0.33 0.05 0.05 98.23