---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-27548 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 12G 66G 15% / 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 610 9289 4 6089 15035 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:ff:35:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85481sec preferred_lft 85481sec inet6 fe80::f816:3eff:feff:3577/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:f7:69:f0:37:12 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-27548) 06/15/26 _x86_64_ (4 CPU) 07:58:20 LINUX RESTART (4 CPU) 08:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 52.40 3.45 33.21 15.74 182.15 10328.66 249398.26 Average: 52.40 3.45 33.21 15.74 182.15 10328.66 249398.26 08:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 8456064 13502472 2451072 14.97 141668 4979608 2952000 16.94 1177584 6300764 88300 Average: 8456064 13502472 2451072 14.97 141668 4979608 2952000 16.94 1177584 6300764 88300 08:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 952.93 952.93 907.82 907.82 0.00 0.00 0.00 0.00 08:10:01 ens3 139.90 107.31 1206.06 20.72 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 952.93 952.93 907.82 907.82 0.00 0.00 0.00 0.00 Average: ens3 139.90 107.31 1206.06 20.72 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-27548) 06/15/26 _x86_64_ (4 CPU) 07:58:20 LINUX RESTART (4 CPU) 08:00:02 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 53.77 0.00 2.23 0.47 0.10 43.43 08:10:01 0 54.35 0.00 1.96 0.54 0.10 43.05 08:10:01 1 52.88 0.00 2.27 0.55 0.09 44.21 08:10:01 2 53.54 0.00 2.31 0.45 0.10 43.60 08:10:01 3 54.31 0.00 2.40 0.33 0.10 42.85 Average: all 53.77 0.00 2.23 0.47 0.10 43.43 Average: 0 54.35 0.00 1.96 0.54 0.10 43.05 Average: 1 52.88 0.00 2.27 0.55 0.09 44.21 Average: 2 53.54 0.00 2.31 0.45 0.10 43.60 Average: 3 54.31 0.00 2.40 0.33 0.10 42.85