---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4986 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 14G 141G 9% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 774 24493 4 6823 30849 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:17:bd:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.82/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84287sec preferred_lft 84287sec inet6 fe80::f816:3eff:fe17:bd54/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:71:eb:38:22:ae brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::2871:ebff:fe38:22ae/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4986) 08/08/26 _x86_64_ (8 CPU) 08:36:22 LINUX RESTART (8 CPU) 08:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:01 2.30 0.03 2.25 0.01 1.10 30.98 223.60 09:00:18 2.45 0.20 2.23 0.02 2.27 34.95 11.16 09:10:02 38.69 0.62 36.95 1.11 46.40 12535.22 9032.80 Average: 14.19 0.28 13.53 0.37 16.24 4100.43 3016.65 08:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:01 28910200 31368100 972808 2.96 109560 2646576 1498996 4.42 321612 3243804 12 09:00:18 28895940 31358136 981660 2.99 111344 2648356 1501592 4.43 324664 3258024 24 09:10:02 25293340 30945972 1355076 4.12 141404 5683384 1836156 5.41 1693360 5322344 332 Average: 27699827 31224069 1103181 3.36 120769 3659439 1612248 4.75 779879 3941391 123 08:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 08:50:01 ens3 0.63 0.51 0.61 0.41 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:18 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:00:18 ens3 1.95 1.82 2.08 1.60 0.00 0.00 0.00 0.00 09:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:02 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 09:10:02 ens3 61.49 43.14 921.58 352.82 0.00 0.00 0.00 0.00 09:10:02 docker0 0.43 0.83 0.02 4.67 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 20.88 14.83 300.74 115.47 0.00 0.00 0.00 0.00 Average: docker0 0.14 0.27 0.01 1.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4986) 08/08/26 _x86_64_ (8 CPU) 08:36:22 LINUX RESTART (8 CPU) 08:40:05 CPU %user %nice %system %iowait %steal %idle 08:50:01 all 0.15 0.00 0.02 0.01 0.02 99.81 08:50:01 0 0.28 0.00 0.02 0.00 0.02 99.68 08:50:01 1 0.25 0.00 0.02 0.02 0.02 99.69 08:50:01 2 0.03 0.00 0.03 0.00 0.03 99.91 08:50:01 3 0.04 0.00 0.02 0.00 0.02 99.93 08:50:01 4 0.05 0.00 0.03 0.00 0.03 99.89 08:50:01 5 0.42 0.00 0.01 0.00 0.01 99.56 08:50:01 6 0.02 0.00 0.02 0.02 0.02 99.92 08:50:01 7 0.08 0.00 0.03 0.00 0.03 99.86 09:00:18 all 0.07 0.00 0.02 0.01 0.02 99.88 09:00:18 0 0.06 0.00 0.03 0.00 0.03 99.88 09:00:18 1 0.05 0.00 0.03 0.00 0.04 99.89 09:00:18 2 0.05 0.00 0.02 0.01 0.01 99.92 09:00:18 3 0.13 0.00 0.04 0.00 0.05 99.78 09:00:18 4 0.08 0.00 0.01 0.00 0.01 99.90 09:00:18 5 0.02 0.00 0.01 0.00 0.00 99.96 09:00:18 6 0.10 0.00 0.03 0.03 0.01 99.83 09:00:18 7 0.10 0.00 0.02 0.00 0.02 99.86 09:10:02 all 1.89 0.00 0.76 0.28 0.03 97.04 09:10:02 0 1.73 0.00 0.74 0.13 0.04 97.36 09:10:02 1 1.53 0.00 0.74 0.26 0.02 97.46 09:10:02 2 1.36 0.00 0.76 0.22 0.03 97.63 09:10:02 3 2.93 0.00 0.91 0.29 0.05 95.82 09:10:02 4 2.09 0.00 0.79 0.18 0.02 96.91 09:10:02 5 2.53 0.00 0.87 0.53 0.02 96.04 09:10:02 6 1.63 0.00 0.76 0.38 0.04 97.19 09:10:02 7 1.33 0.00 0.51 0.22 0.03 97.91 Average: all 0.69 0.00 0.26 0.09 0.02 98.93 Average: 0 0.67 0.00 0.26 0.04 0.03 98.99 Average: 1 0.60 0.00 0.26 0.09 0.02 99.03 Average: 2 0.47 0.00 0.26 0.07 0.02 99.18 Average: 3 1.01 0.00 0.32 0.09 0.04 98.54 Average: 4 0.72 0.00 0.27 0.06 0.02 98.93 Average: 5 0.97 0.00 0.29 0.17 0.01 98.56 Average: 6 0.57 0.00 0.26 0.14 0.02 99.00 Average: 7 0.49 0.00 0.18 0.07 0.02 99.23