---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-13085 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 742 5307 4 2180 7199 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:1a:b4:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79921sec preferred_lft 79921sec inet6 fe80::f816:3eff:fe1a:b438/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-13085) 05/13/26 _x86_64_ (2 CPU) 00:40:05 LINUX RESTART (2 CPU) 00:50:43 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:33 2.15 0.27 1.85 0.03 32.62 79.24 886.49 01:10:01 14.66 0.00 1.41 13.25 0.15 16.17 115282.16 01:20:43 1.39 0.00 1.39 0.00 0.01 16.24 0.00 01:30:23 1.52 0.00 1.51 0.02 0.00 18.79 901.10 01:40:01 1.57 0.00 1.56 0.01 0.00 19.24 226.15 01:50:28 3.12 1.28 1.82 0.03 92.32 175.42 3.21 02:00:49 21.21 1.63 17.44 2.14 127.08 2923.83 618.84 02:10:01 1.34 0.00 1.34 0.00 0.00 16.29 0.00 02:20:43 1.37 0.00 1.37 0.00 0.00 16.52 0.00 Average: 5.38 0.37 3.36 1.65 28.92 376.62 12415.13 00:50:43 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:33 6248388 7521864 298048 3.66 30976 1447808 527896 5.75 453780 1200756 208 01:10:01 6263020 7536992 282932 3.48 31128 1448140 528052 5.75 453976 1201212 144 01:20:43 6269384 7543904 276024 3.39 31300 1448500 531608 5.79 456632 1201752 120 01:30:23 6261636 7536676 283236 3.48 31476 1448832 531608 5.79 456580 1202256 308 01:40:01 6261636 7537292 282588 3.47 31664 1449248 531704 5.79 456920 1202736 244 01:50:28 6080748 7475884 337144 4.15 41076 1553444 594516 6.48 544076 1303756 45724 02:00:49 5294840 7413500 357984 4.40 85228 2197360 633504 6.90 590668 1958848 148 02:10:01 5294840 7413944 357552 4.40 85344 2197680 633504 6.90 590724 1959292 172 02:20:43 5294588 7414200 357296 4.39 85472 2198060 633504 6.90 590892 1959800 124 Average: 5918787 7488251 314756 3.87 50407 1709897 571766 6.23 510472 1465601 5244 00:50:43 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:33 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:33 ens3 0.74 0.24 3.21 0.05 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 0.35 0.04 0.07 0.03 0.00 0.00 0.00 0.00 01:20:43 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:43 ens3 0.57 0.14 0.14 0.47 0.00 0.00 0.00 0.00 01:30:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:23 ens3 0.22 0.04 0.05 0.03 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 0.45 0.12 0.15 0.08 0.00 0.00 0.00 0.00 01:50:28 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:50:28 ens3 25.02 14.46 66.71 4.38 0.00 0.00 0.00 0.00 02:00:49 lo 1.25 1.25 0.08 0.08 0.00 0.00 0.00 0.00 02:00:49 ens3 43.69 34.72 225.82 6.88 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 0.88 0.14 0.09 0.02 0.00 0.00 0.00 0.00 02:20:43 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:43 ens3 0.59 0.18 0.10 0.04 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 8.35 5.77 34.14 1.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-13085) 05/13/26 _x86_64_ (2 CPU) 00:40:05 LINUX RESTART (2 CPU) 00:50:43 CPU %user %nice %system %iowait %steal %idle 01:00:33 all 0.42 0.00 0.20 0.02 0.02 99.34 01:00:33 0 0.53 0.00 0.24 0.03 0.02 99.18 01:00:33 1 0.30 0.00 0.17 0.01 0.03 99.49 01:10:01 all 0.28 0.00 0.07 0.06 0.03 99.56 01:10:01 0 0.36 0.00 0.07 0.11 0.02 99.43 01:10:01 1 0.20 0.00 0.07 0.01 0.03 99.69 01:20:43 all 0.34 0.00 0.06 0.01 0.03 99.56 01:20:43 0 0.32 0.00 0.06 0.01 0.03 99.59 01:20:43 1 0.37 0.00 0.06 0.01 0.03 99.52 01:30:23 all 0.26 0.00 0.15 0.01 0.03 99.56 01:30:23 0 0.32 0.00 0.13 0.01 0.02 99.51 01:30:23 1 0.19 0.00 0.17 0.01 0.03 99.60 01:40:01 all 0.20 0.00 0.07 0.01 0.03 99.69 01:40:01 0 0.33 0.00 0.06 0.02 0.02 99.58 01:40:01 1 0.07 0.00 0.08 0.01 0.03 99.80 01:50:28 all 1.35 0.00 0.25 0.06 0.03 98.31 01:50:28 0 1.04 0.00 0.19 0.04 0.02 98.72 01:50:28 1 1.67 0.00 0.31 0.08 0.04 97.90 02:00:49 all 9.14 0.00 1.53 0.57 0.06 88.71 02:00:49 0 8.90 0.00 1.44 0.63 0.05 88.98 02:00:49 1 9.39 0.00 1.61 0.50 0.07 88.43 02:10:01 all 0.38 0.00 0.14 0.01 0.05 99.43 02:10:01 0 0.45 0.00 0.08 0.01 0.03 99.43 02:10:01 1 0.30 0.00 0.20 0.01 0.07 99.42 02:20:43 all 0.39 0.00 0.13 0.01 0.08 99.39 02:20:43 0 0.38 0.00 0.14 0.01 0.09 99.38 02:20:43 1 0.39 0.00 0.12 0.01 0.07 99.40 Average: all 1.46 0.00 0.29 0.09 0.04 98.12 Average: 0 1.44 0.00 0.27 0.10 0.03 98.16 Average: 1 1.48 0.00 0.32 0.07 0.04 98.09