---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2299 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 8.4G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 578 12607 4 2803 15084 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:4b:a3:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82707sec preferred_lft 82707sec inet6 fe80::f816:3eff:fe4b:a3b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:4d:cb:38:c6:21 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 ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2299) 11/29/25 _x86_64_ (4 CPU) 11:43:40 LINUX RESTART (4 CPU) 11:50:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:25 1.59 0.01 1.56 0.03 0.04 19.49 546.29 12:10:25 1.10 0.00 1.09 0.01 0.00 13.04 0.11 12:20:25 11.81 0.01 1.27 10.54 0.16 14.81 241344.06 12:30:25 1.32 0.00 1.31 0.01 0.00 15.01 0.11 12:40:25 1.31 0.00 1.31 0.00 0.00 14.37 0.00 Average: 3.43 0.00 1.31 2.12 0.04 15.35 48377.31 11:50:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:25 13037208 15550192 434232 2.65 90116 2621492 977628 5.61 465924 2560500 20 12:10:25 13036452 15550028 434340 2.65 90564 2621628 999016 5.73 466380 2562180 164 12:20:25 13030912 15549912 434424 2.65 91216 2626380 977760 5.61 471772 2565880 12 12:30:25 13029680 15549088 435260 2.66 91604 2626392 977808 5.61 472172 2568020 16 12:40:25 13030436 15550164 434248 2.65 91920 2626396 977824 5.61 472488 2569100 8 Average: 13032938 15549877 434501 2.65 91084 2624458 982007 5.64 469747 2565136 44 11:50:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:25 ens3 0.32 0.08 0.05 0.02 0.00 0.00 0.00 0.00 12:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:10:25 ens3 0.32 0.09 0.05 0.02 0.00 0.00 0.00 0.00 12:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:20:25 ens3 0.72 0.19 0.24 0.15 0.00 0.00 0.00 0.00 12:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:25 ens3 0.44 0.14 0.10 0.06 0.00 0.00 0.00 0.00 12:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:40:25 ens3 0.40 0.11 0.08 0.04 0.00 0.00 0.00 0.00 12:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.44 0.12 0.10 0.06 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-2299) 11/29/25 _x86_64_ (4 CPU) 11:43:40 LINUX RESTART (4 CPU) 11:50:25 CPU %user %nice %system %iowait %steal %idle 12:00:25 all 0.12 0.00 0.02 0.01 0.02 99.84 12:00:25 0 0.03 0.00 0.02 0.02 0.01 99.93 12:00:25 1 0.04 0.00 0.03 0.02 0.03 99.89 12:00:25 2 0.39 0.00 0.01 0.00 0.02 99.58 12:00:25 3 0.02 0.00 0.02 0.00 0.02 99.94 12:10:25 all 0.02 0.00 0.02 0.01 0.02 99.94 12:10:25 0 0.03 0.00 0.01 0.02 0.01 99.94 12:10:25 1 0.02 0.00 0.02 0.00 0.02 99.94 12:10:25 2 0.02 0.00 0.03 0.00 0.02 99.92 12:10:25 3 0.02 0.00 0.02 0.00 0.01 99.95 12:20:25 all 0.04 0.00 0.02 0.03 0.02 99.89 12:20:25 0 0.06 0.00 0.01 0.01 0.01 99.91 12:20:25 1 0.02 0.00 0.02 0.01 0.02 99.94 12:20:25 2 0.08 0.00 0.02 0.00 0.02 99.88 12:20:25 3 0.02 0.00 0.04 0.09 0.02 99.82 12:30:25 all 0.03 0.00 0.02 0.01 0.02 99.93 12:30:25 0 0.08 0.00 0.02 0.00 0.02 99.89 12:30:25 1 0.01 0.00 0.01 0.01 0.01 99.96 12:30:25 2 0.02 0.00 0.02 0.00 0.02 99.95 12:30:25 3 0.02 0.00 0.02 0.02 0.02 99.91 12:40:25 all 0.14 0.00 0.02 0.01 0.02 99.82 12:40:25 0 0.50 0.00 0.02 0.00 0.01 99.47 12:40:25 1 0.02 0.00 0.04 0.01 0.03 99.91 12:40:25 2 0.03 0.00 0.02 0.01 0.02 99.93 12:40:25 3 0.01 0.00 0.01 0.02 0.01 99.95 Average: all 0.07 0.00 0.02 0.01 0.02 99.88 Average: 0 0.14 0.00 0.02 0.01 0.01 99.83 Average: 1 0.02 0.00 0.02 0.01 0.02 99.93 Average: 2 0.11 0.00 0.02 0.00 0.02 99.85 Average: 3 0.02 0.00 0.02 0.03 0.01 99.92