---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-11762 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 634 8359 4 6995 15012 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:99:8f:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.22/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85276sec preferred_lft 85276sec inet6 fe80::f816:3eff:fe99:8f0d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:3c:b5:3c:59:a8 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-11762) 06/14/26 _x86_64_ (4 CPU) 10:04:28 LINUX RESTART (4 CPU) 10:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:10 219.63 1.13 210.34 8.16 77.74 15600.68 81815.80 Average: 219.63 1.13 210.34 8.16 77.74 15600.68 81815.80 10:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:10 7082896 13517912 2417900 14.77 305272 5994656 2680108 15.38 1335044 7282880 46584 Average: 7082896 13517912 2417900 14.77 305272 5994656 2680108 15.38 1335044 7282880 46584 10:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:10 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 10:20:10 ens3 94.05 78.65 404.05 20.38 0.00 0.00 0.00 0.00 10:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 94.05 78.65 404.05 20.38 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-11762) 06/14/26 _x86_64_ (4 CPU) 10:04:28 LINUX RESTART (4 CPU) 10:10:00 CPU %user %nice %system %iowait %steal %idle 10:20:10 all 42.61 0.00 3.53 0.24 0.10 53.53 10:20:10 0 40.42 0.00 3.38 0.24 0.10 55.87 10:20:10 1 44.01 0.00 3.82 0.31 0.10 51.76 10:20:10 2 44.18 0.00 3.52 0.16 0.10 52.04 10:20:10 3 41.84 0.00 3.40 0.26 0.09 54.42 Average: all 42.61 0.00 3.53 0.24 0.10 53.53 Average: 0 40.42 0.00 3.38 0.24 0.10 55.87 Average: 1 44.01 0.00 3.82 0.31 0.10 51.76 Average: 2 44.18 0.00 3.52 0.16 0.10 52.04 Average: 3 41.84 0.00 3.40 0.26 0.09 54.42