---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-5201 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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: 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 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 14G 64G 18% / 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 636 8140 4 7212 15010 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:df:f0:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.115/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85222sec preferred_lft 85222sec inet6 fe80::f816:3eff:fedf:f0a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:ab:8d:70:66:f4 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 5.15.0-181-generic (prd-ubuntu2204-docker-v1-8c-8g-5201) 07/04/26 _x86_64_ (4 CPU) 18:37:22 LINUX RESTART (4 CPU) 18:40:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:00 217.40 2.63 198.82 15.96 524.04 13963.93 247910.93 Average: 217.40 2.63 198.82 15.96 524.04 13963.93 247910.93 18:40:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:00 6931688 13409088 2518184 15.38 304848 5913448 2775496 15.93 1160704 7474220 6052 Average: 6931688 13409088 2518184 15.38 304848 5913448 2775496 15.93 1160704 7474220 6052 18:40:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:00 lo 0.32 0.32 0.04 0.04 0.00 0.00 0.00 0.00 18:50:00 ens3 205.03 161.01 1069.23 33.73 0.00 0.00 0.00 0.00 18:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.32 0.32 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 205.03 161.01 1069.23 33.73 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 5.15.0-181-generic (prd-ubuntu2204-docker-v1-8c-8g-5201) 07/04/26 _x86_64_ (4 CPU) 18:37:22 LINUX RESTART (4 CPU) 18:40:11 CPU %user %nice %system %iowait %steal %idle 18:50:00 all 34.44 0.01 3.53 0.30 0.07 61.65 18:50:00 0 33.09 0.00 3.38 0.32 0.07 63.15 18:50:00 1 36.04 0.00 3.54 0.22 0.07 60.13 18:50:00 2 33.53 0.01 3.71 0.39 0.08 62.28 18:50:00 3 35.11 0.01 3.49 0.29 0.07 61.03 Average: all 34.44 0.01 3.53 0.30 0.07 61.65 Average: 0 33.09 0.00 3.38 0.32 0.07 63.15 Average: 1 36.04 0.00 3.54 0.22 0.07 60.13 Average: 2 33.53 0.01 3.71 0.39 0.08 62.28 Average: 3 35.11 0.01 3.49 0.29 0.07 61.03