---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-150 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 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 15G 63G 20% / 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 645 6824 4 8519 15001 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:4a:ab:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.86/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85160sec preferred_lft 85160sec inet6 fe80::f816:3eff:fe4a:ab5c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:8f:35:7d:4f:c4 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 5.15.0-171-generic (prd-ubuntu2204-docker-v1-8c-8g-150) 05/16/26 _x86_64_ (4 CPU) 08:56:26 LINUX RESTART (4 CPU) 09:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:15 87.70 0.96 82.94 3.79 30.85 13285.64 2754.70 Average: 87.70 0.96 82.94 3.79 30.85 13285.64 2754.70 09:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:15 6651776 13665560 2255136 13.77 296852 6398596 2250300 12.92 874836 7976376 201832 Average: 6651776 13665560 2255136 13.77 296852 6398596 2250300 12.92 874836 7976376 201832 09:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:15 lo 2.43 2.43 1.09 1.09 0.00 0.00 0.00 0.00 09:10:15 ens3 92.79 70.78 955.44 13.36 0.00 0.00 0.00 0.00 09:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.43 2.43 1.09 1.09 0.00 0.00 0.00 0.00 Average: ens3 92.79 70.78 955.44 13.36 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 5.15.0-171-generic (prd-ubuntu2204-docker-v1-8c-8g-150) 05/16/26 _x86_64_ (4 CPU) 08:56:26 LINUX RESTART (4 CPU) 09:00:15 CPU %user %nice %system %iowait %steal %idle 09:10:15 all 61.28 0.00 2.73 0.22 0.10 35.67 09:10:15 0 60.47 0.00 3.24 0.28 0.10 35.91 09:10:15 1 61.43 0.00 2.74 0.26 0.10 35.48 09:10:15 2 60.71 0.00 2.60 0.13 0.10 36.47 09:10:15 3 62.51 0.00 2.36 0.19 0.09 34.84 Average: all 61.28 0.00 2.73 0.22 0.10 35.67 Average: 0 60.47 0.00 3.24 0.28 0.10 35.91 Average: 1 61.43 0.00 2.74 0.26 0.10 35.48 Average: 2 60.71 0.00 2.60 0.13 0.10 36.47 Average: 3 62.51 0.00 2.36 0.19 0.09 34.84