---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10946 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 758 4989 4 2485 7183 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:2a:e3:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.239/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79078sec preferred_lft 79078sec inet6 fe80::f816:3eff:fe2a:e30d/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-10946) 05/05/26 _x86_64_ (2 CPU) 00:42:11 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.58 0.01 1.56 0.01 0.05 18.85 436.06 01:10:18 1.32 0.00 1.32 0.00 0.00 15.72 0.00 01:20:01 1.32 0.00 1.32 0.00 0.01 15.49 0.12 01:30:01 1.52 0.00 1.51 0.01 0.00 18.25 435.50 01:40:04 1.75 0.40 1.36 0.00 15.72 47.49 0.00 01:50:01 21.79 2.89 16.67 2.23 244.29 3201.11 546.35 02:00:01 1.42 0.00 1.38 0.03 0.00 17.86 1.55 02:10:28 14.21 0.00 1.35 12.86 0.14 82.91 102170.41 02:20:01 1.40 0.00 1.36 0.04 0.00 354.40 3.88 02:30:01 1.56 0.00 1.52 0.04 0.00 95.32 2.14 02:40:18 1.38 0.00 1.36 0.02 0.00 17.52 1.17 Average: 4.51 0.30 2.78 1.43 23.51 349.99 9810.56 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6293572 7540540 279996 3.44 30644 1422016 530428 5.78 445384 1183384 124 01:10:18 6300264 7547776 272756 3.35 30820 1422380 530480 5.78 445508 1183924 212 01:20:01 6300264 7548244 272280 3.35 30988 1422672 530496 5.78 445832 1184384 124 01:30:01 6307460 7555968 264544 3.25 31172 1423004 530500 5.78 445732 1184900 184 01:40:04 6269436 7532984 287164 3.53 31484 1437668 543648 5.92 469472 1198348 284 01:50:01 5075020 7192336 579056 7.12 85008 2196284 995940 10.85 770764 1957568 140 02:00:01 5157444 7275336 495940 6.10 85188 2196684 920184 10.02 695148 1958148 160 02:10:28 5055960 7215068 556024 6.84 85376 2237584 1000156 10.89 759120 1999208 19804 02:20:01 4899528 7137752 632072 7.77 85552 2315444 1098884 11.97 857360 2077244 272 02:30:01 4866780 7128728 640744 7.88 85756 2338636 1098136 11.96 857536 2100636 288 02:40:18 4819428 7082104 687328 8.45 85916 2339224 1139472 12.41 898556 2101228 164 Average: 5576832 7341531 451628 5.55 60719 1886509 810757 8.83 644583 1648088 1978 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.67 0.08 0.10 0.03 0.00 0.00 0.00 0.00 01:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:18 ens3 0.50 0.06 3.38 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.64 0.10 1.25 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.31 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:04 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 9.78 4.88 19.95 3.13 0.00 0.00 0.00 0.00 01:50:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 84.67 66.88 767.63 10.45 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 30.59 28.89 480.17 1.92 0.00 0.00 0.00 0.00 02:10:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:28 ens3 75.53 72.31 1234.11 4.74 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 24.19 23.33 389.39 1.56 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 25.92 25.00 413.01 1.66 0.00 0.00 0.00 0.00 02:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:18 ens3 11.43 10.83 188.06 0.77 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 24.17 21.28 320.76 2.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10946) 05/05/26 _x86_64_ (2 CPU) 00:42:11 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.30 0.00 0.17 0.07 0.03 99.44 01:00:01 0 0.43 0.00 0.16 0.01 0.03 99.38 01:00:01 1 0.17 0.00 0.18 0.13 0.04 99.49 01:10:18 all 0.24 0.00 0.07 0.04 0.03 99.62 01:10:18 0 0.30 0.00 0.06 0.01 0.02 99.61 01:10:18 1 0.17 0.00 0.09 0.07 0.04 99.63 01:20:01 all 0.28 0.00 0.07 0.01 0.04 99.60 01:20:01 0 0.47 0.00 0.05 0.02 0.03 99.43 01:20:01 1 0.09 0.00 0.09 0.00 0.05 99.77 01:30:01 all 0.23 0.00 0.15 0.01 0.04 99.57 01:30:01 0 0.07 0.00 0.16 0.02 0.04 99.71 01:30:01 1 0.39 0.00 0.15 0.01 0.03 99.42 01:40:04 all 0.46 0.00 0.09 0.02 0.04 99.39 01:40:04 0 0.52 0.00 0.08 0.01 0.03 99.35 01:40:04 1 0.40 0.00 0.10 0.03 0.04 99.43 01:50:01 all 10.77 0.00 1.78 0.57 0.06 86.80 01:50:01 0 9.07 0.00 1.60 0.53 0.05 88.75 01:50:01 1 12.48 0.00 1.97 0.62 0.08 84.86 02:00:01 all 0.60 0.00 0.34 0.01 0.06 98.99 02:00:01 0 0.69 0.00 0.39 0.01 0.06 98.85 02:00:01 1 0.52 0.00 0.30 0.01 0.06 99.12 02:10:28 all 1.11 0.00 0.58 0.03 0.06 98.22 02:10:28 0 1.62 0.00 0.89 0.01 0.06 97.42 02:10:28 1 0.59 0.00 0.26 0.06 0.06 99.02 02:20:01 all 0.74 0.00 0.20 0.02 0.07 98.98 02:20:01 0 0.67 0.00 0.15 0.01 0.06 99.11 02:20:01 1 0.80 0.00 0.25 0.02 0.07 98.85 02:30:01 all 0.67 0.00 0.36 0.01 0.07 98.90 02:30:01 0 0.63 0.00 0.25 0.02 0.06 99.04 02:30:01 1 0.70 0.00 0.46 0.01 0.07 98.76 02:40:18 all 0.50 0.00 0.20 0.03 0.06 99.21 02:40:18 0 0.54 0.00 0.07 0.01 0.03 99.35 02:40:18 1 0.47 0.00 0.33 0.05 0.09 99.07 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.44 0.00 0.37 0.07 0.05 98.07 Average: 0 1.36 0.00 0.35 0.06 0.04 98.18 Average: 1 1.52 0.00 0.38 0.09 0.06 97.96