---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10221 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 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: 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: 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 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.4G 69G 13% / 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 585 11711 4 3691 15060 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:20:2c:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85252sec preferred_lft 85252sec inet6 fe80::f816:3eff:fe20:2c51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:2c:74:e4:8e:47 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-10221) 05/02/26 _x86_64_ (4 CPU) 01:06:22 LINUX RESTART (4 CPU) 01:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 25.12 2.54 19.64 2.94 146.24 3699.78 35963.87 Average: 25.12 2.54 19.64 2.94 146.24 3699.78 35963.87 01:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9581408 13011536 2947996 18.01 128820 3424456 3239700 18.60 674268 5737704 960 Average: 9581408 13011536 2947996 18.01 128820 3424456 3239700 18.60 674268 5737704 960 01:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 23.66 23.66 5.42 5.42 0.00 0.00 0.00 0.00 01:20:01 ens3 74.75 58.03 623.15 11.52 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.66 23.66 5.42 5.42 0.00 0.00 0.00 0.00 Average: ens3 74.75 58.03 623.15 11.52 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-10221) 05/02/26 _x86_64_ (4 CPU) 01:06:22 LINUX RESTART (4 CPU) 01:10:02 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 38.85 0.00 1.39 0.16 0.09 59.51 01:20:01 0 38.57 0.00 1.64 0.09 0.09 59.61 01:20:01 1 40.54 0.00 1.45 0.11 0.09 57.82 01:20:01 2 38.32 0.00 1.26 0.10 0.09 60.23 01:20:01 3 37.98 0.00 1.22 0.33 0.09 60.39 Average: all 38.85 0.00 1.39 0.16 0.09 59.51 Average: 0 38.57 0.00 1.64 0.09 0.09 59.61 Average: 1 40.54 0.00 1.45 0.11 0.09 57.82 Average: 2 38.32 0.00 1.26 0.10 0.09 60.23 Average: 3 37.98 0.00 1.22 0.33 0.09 60.39