---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12389 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 11G 67G 14% / 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 651 10252 4 5085 14995 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:54:7b:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.179/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84887sec preferred_lft 84887sec inet6 fe80::f816:3eff:fe54:7bf7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:b8:a3:b5:9d:2c 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-12389) 11/21/25 _x86_64_ (4 CPU) 07:49:08 LINUX RESTART (4 CPU) 07:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:01 20.82 3.45 16.03 1.33 815.79 4395.95 9418.44 08:10:02 14.46 0.20 3.42 10.83 6.93 461.56 239218.36 Average: 17.64 1.83 9.74 6.07 411.94 2431.57 124153.97 07:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 9328848 12607312 3354352 20.49 113692 3331564 3609696 20.72 750192 5953800 1936 08:10:02 10236184 13738772 2221548 13.57 122084 3529772 2438480 14.00 794124 4955192 92360 Average: 9782516 13173042 2787950 17.03 117888 3430668 3024088 17.36 772158 5454496 47148 07:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 lo 0.83 0.83 0.42 0.42 0.00 0.00 0.00 0.00 08:00:01 ens3 73.22 57.41 876.79 8.21 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:02 lo 0.50 0.50 0.04 0.04 0.00 0.00 0.00 0.00 08:10:02 ens3 13.40 12.16 139.02 2.10 0.00 0.00 0.00 0.00 08:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 43.35 34.81 508.43 5.16 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-12389) 11/21/25 _x86_64_ (4 CPU) 07:49:08 LINUX RESTART (4 CPU) 07:50:00 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 50.72 0.00 1.22 0.21 0.07 47.78 08:00:01 0 48.04 0.00 1.25 0.18 0.07 50.47 08:00:01 1 44.66 0.00 1.11 0.10 0.07 54.06 08:00:01 2 57.22 0.00 1.31 0.39 0.07 41.01 08:00:01 3 52.96 0.00 1.23 0.19 0.07 45.56 08:10:02 all 45.45 0.00 0.59 0.03 0.07 53.85 08:10:02 0 48.43 0.00 0.53 0.05 0.08 50.91 08:10:02 1 57.43 0.00 0.70 0.02 0.07 41.78 08:10:02 2 29.38 0.00 0.57 0.04 0.07 69.95 08:10:02 3 46.70 0.00 0.58 0.01 0.07 52.64 Average: all 48.09 0.00 0.91 0.12 0.07 50.81 Average: 0 48.23 0.00 0.89 0.11 0.08 50.69 Average: 1 51.04 0.00 0.90 0.06 0.07 47.93 Average: 2 43.26 0.00 0.94 0.21 0.07 55.52 Average: 3 49.83 0.00 0.90 0.10 0.07 49.09