---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8296 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: 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 11G 67G 14% / 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 618 10527 4 4844 15028 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:33:2f:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84846sec preferred_lft 84846sec inet6 fe80::f816:3eff:fe33:2f3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:69:6e:9f:ca:4c 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-8296) 04/26/26 _x86_64_ (4 CPU) 20:09:50 LINUX RESTART (4 CPU) 20:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:09 50.56 11.12 38.60 0.85 1506.48 8225.75 1075.79 20:30:24 3.89 0.21 3.57 0.11 8.23 515.10 37.96 Average: 27.13 5.64 21.01 0.48 754.28 4354.61 554.75 20:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:09 10500000 13464476 2499672 15.27 111516 3019728 2732104 15.68 488568 5054488 28084 20:30:24 10664656 13754192 2208932 13.49 115480 3131208 2415248 13.86 517724 4835380 4372 Average: 10582328 13609334 2354302 14.38 113498 3075468 2573676 14.77 503146 4944934 16228 20:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:09 lo 0.63 0.63 0.09 0.09 0.00 0.00 0.00 0.00 20:20:09 ens3 106.37 80.85 970.57 15.25 0.00 0.00 0.00 0.00 20:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:24 lo 0.71 0.71 0.37 0.37 0.00 0.00 0.00 0.00 20:30:24 ens3 5.77 4.50 28.43 1.11 0.00 0.00 0.00 0.00 20:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 55.86 42.52 497.57 8.15 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-8296) 04/26/26 _x86_64_ (4 CPU) 20:09:50 LINUX RESTART (4 CPU) 20:10:00 CPU %user %nice %system %iowait %steal %idle 20:20:09 all 47.96 0.00 1.32 0.38 0.08 50.26 20:20:09 0 42.49 0.00 1.35 0.13 0.08 55.95 20:20:09 1 52.57 0.00 1.33 0.41 0.08 45.61 20:20:09 2 52.35 0.00 1.36 0.77 0.08 45.44 20:20:09 3 44.45 0.00 1.22 0.20 0.08 54.05 20:30:24 all 43.79 0.00 0.50 0.01 0.08 55.62 20:30:24 0 50.57 0.00 0.44 0.00 0.07 48.91 20:30:24 1 28.94 0.00 0.48 0.04 0.07 70.48 20:30:24 2 47.03 0.00 0.52 0.00 0.08 52.36 20:30:24 3 48.70 0.00 0.56 0.01 0.08 50.65 Average: all 45.87 0.00 0.91 0.19 0.08 52.95 Average: 0 46.55 0.00 0.89 0.07 0.08 52.41 Average: 1 40.67 0.00 0.91 0.22 0.07 58.13 Average: 2 49.68 0.00 0.94 0.38 0.08 48.92 Average: 3 46.58 0.00 0.89 0.10 0.08 52.34