---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12380 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 8.1G 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 777 5057 4 2403 7163 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:d9:60:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.17/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79546sec preferred_lft 79546sec inet6 fe80::f816:3eff:fed9:6031/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12380) 05/10/26 _x86_64_ (2 CPU) 00:16:01 LINUX RESTART (2 CPU) 00:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:01 10.92 1.41 8.22 1.30 113.90 1159.61 898.80 00:40:01 1.21 0.01 1.19 0.02 0.05 17.63 1.08 00:50:01 1.23 0.00 1.22 0.01 0.00 18.47 0.96 01:00:01 2.10 0.25 1.82 0.03 30.97 81.35 0.67 01:10:01 1.32 0.00 1.29 0.02 1.05 20.19 0.47 01:20:01 1.27 0.00 1.24 0.03 0.00 22.56 0.25 01:30:01 15.14 0.00 1.62 13.52 0.15 26.19 106752.73 01:40:01 1.71 0.00 1.60 0.10 0.00 24.65 0.81 01:50:01 1.34 0.00 1.30 0.04 0.00 20.69 0.67 02:00:01 1.49 0.00 1.44 0.05 0.00 22.91 1.33 02:10:01 5.83 0.08 4.52 1.24 6.13 313.68 347.37 Average: 3.96 0.16 2.31 1.49 13.84 157.08 9818.49 00:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:01 5320028 7409948 362096 4.45 84584 2169680 599368 6.53 584600 1939384 200 00:40:01 5323348 7414420 357400 4.39 84768 2170640 601752 6.55 586608 1940536 180 00:50:01 5321332 7413800 358024 4.40 84956 2171848 602028 6.56 586792 1941932 124 01:00:01 5257744 7377484 394052 4.85 85272 2198740 797464 8.69 602056 1960360 152 01:10:01 5256608 7378144 393492 4.84 85452 2200340 603064 6.57 596872 1961836 184 01:20:01 5256608 7380628 391012 4.81 85680 2202604 604100 6.58 598572 1964192 152 01:30:01 5263812 7389976 381648 4.69 85920 2204480 604164 6.58 598424 1966296 192 01:40:01 5257888 7385764 385676 4.74 86172 2205956 659392 7.18 603904 1968008 160 01:50:01 5266816 7396216 375396 4.62 86412 2207224 604316 6.58 598496 1969532 124 02:00:01 5259072 7390136 381500 4.69 86632 2208672 604316 6.58 598516 1971200 148 02:10:01 5213980 7369548 401416 4.94 89512 2229792 600796 6.54 620492 1993428 25932 Average: 5272476 7391460 380156 4.67 85942 2197271 625524 6.81 597757 1961519 2504 00:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:01 lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 00:30:01 ens3 7.94 5.02 35.61 1.57 0.00 0.00 0.00 0.00 00:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:01 ens3 2.03 0.22 0.35 0.16 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 0.75 0.16 0.14 0.07 0.00 0.00 0.00 0.00 01:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.81 0.40 3.18 0.08 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 1.21 0.13 4.47 0.05 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 0.58 0.14 0.28 0.07 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 0.43 0.10 0.09 0.04 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 0.62 0.19 0.17 0.10 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 3.66 0.18 0.51 0.12 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 1.38 0.27 0.18 0.09 0.00 0.00 0.00 0.00 02:10:01 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 8.91 6.54 10.43 9.60 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 2.57 1.21 5.04 1.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12380) 05/10/26 _x86_64_ (2 CPU) 00:16:01 LINUX RESTART (2 CPU) 00:20:01 CPU %user %nice %system %iowait %steal %idle 00:30:01 all 5.49 0.00 0.92 0.20 0.07 93.32 00:30:01 0 4.74 0.00 0.82 0.14 0.07 94.23 00:30:01 1 6.24 0.00 1.02 0.26 0.08 92.40 00:40:01 all 0.58 0.00 0.12 0.01 0.06 99.23 00:40:01 0 0.55 0.00 0.09 0.01 0.05 99.30 00:40:01 1 0.60 0.00 0.15 0.02 0.08 99.16 00:50:01 all 0.62 0.00 0.12 0.01 0.06 99.19 00:50:01 0 0.56 0.00 0.09 0.01 0.05 99.29 00:50:01 1 0.69 0.00 0.14 0.01 0.07 99.09 01:00:01 all 0.76 0.00 0.23 0.02 0.06 98.93 01:00:01 0 0.71 0.00 0.24 0.01 0.07 98.97 01:00:01 1 0.80 0.00 0.23 0.04 0.05 98.88 01:10:01 all 0.61 0.00 0.11 0.01 0.07 99.20 01:10:01 0 0.72 0.00 0.12 0.01 0.08 99.07 01:10:01 1 0.51 0.00 0.10 0.01 0.05 99.33 01:20:01 all 0.71 0.00 0.11 0.01 0.07 99.10 01:20:01 0 0.80 0.00 0.14 0.02 0.09 98.95 01:20:01 1 0.62 0.00 0.08 0.01 0.05 99.25 01:30:01 all 0.65 0.00 0.21 0.03 0.07 99.04 01:30:01 0 0.71 0.00 0.19 0.01 0.08 99.01 01:30:01 1 0.60 0.00 0.23 0.05 0.06 99.06 01:40:01 all 0.63 0.00 0.12 0.02 0.07 99.15 01:40:01 0 0.56 0.00 0.10 0.03 0.05 99.25 01:40:01 1 0.70 0.00 0.14 0.01 0.10 99.05 01:50:01 all 0.64 0.00 0.12 0.02 0.07 99.14 01:50:01 0 0.67 0.00 0.13 0.03 0.08 99.10 01:50:01 1 0.62 0.00 0.12 0.02 0.06 99.19 02:00:01 all 0.68 0.00 0.21 0.01 0.07 99.03 02:00:01 0 0.60 0.00 0.20 0.01 0.06 99.14 02:00:01 1 0.76 0.00 0.23 0.01 0.08 98.93 02:10:01 all 4.45 0.00 0.53 1.22 0.08 93.73 02:10:01 0 4.52 0.00 0.53 0.16 0.08 94.72 02:10:01 1 4.37 0.00 0.52 2.29 0.07 92.74 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.44 0.00 0.26 0.14 0.07 98.10 Average: 0 1.38 0.00 0.24 0.04 0.07 98.28 Average: 1 1.50 0.00 0.27 0.25 0.07 97.92