---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-1610 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: 5599.86 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 13G 65G 17% / 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 622 9553 4 5813 15024 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:78:b4:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.24/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85419sec preferred_lft 85419sec inet6 fe80::f816:3eff:fe78:b441/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:7b:1e:69:4c:c1 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-1610) 05/20/26 _x86_64_ (4 CPU) 13:34:35 LINUX RESTART (4 CPU) 13:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:16 19.72 2.19 16.86 0.67 121.44 12011.30 10629.61 Average: 19.72 2.19 16.86 0.67 121.44 12011.30 10629.61 13:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:16 9776916 15374856 574488 3.51 183784 5460056 1128236 6.48 1084888 5024536 108 Average: 9776916 15374856 574488 3.51 183784 5460056 1128236 6.48 1084888 5024536 108 13:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:16 lo 20.45 20.45 1.91 1.91 0.00 0.00 0.00 0.00 13:50:16 ens3 262.34 257.47 1037.67 952.07 0.00 0.00 0.00 0.00 13:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.45 20.45 1.91 1.91 0.00 0.00 0.00 0.00 Average: ens3 262.34 257.47 1037.67 952.07 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-1610) 05/20/26 _x86_64_ (4 CPU) 13:34:35 LINUX RESTART (4 CPU) 13:40:07 CPU %user %nice %system %iowait %steal %idle 13:50:16 all 45.87 0.00 2.79 0.29 0.09 50.97 13:50:16 0 37.34 0.00 2.14 0.33 0.09 60.10 13:50:16 1 49.39 0.00 3.28 0.29 0.09 46.95 13:50:16 2 50.72 0.00 2.94 0.35 0.09 45.91 13:50:16 3 46.03 0.00 2.79 0.17 0.09 50.93 Average: all 45.87 0.00 2.79 0.29 0.09 50.97 Average: 0 37.34 0.00 2.14 0.33 0.09 60.10 Average: 1 49.39 0.00 3.28 0.29 0.09 46.95 Average: 2 50.72 0.00 2.94 0.35 0.09 45.91 Average: 3 46.03 0.00 2.79 0.17 0.09 50.93