---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12446 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 12G 67G 15% / 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 702 9429 4 5857 14944 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:ff:84:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84578sec preferred_lft 84578sec inet6 fe80::f816:3eff:feff:84ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:29:d5:57:1e:27 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12446) 11/21/25 _x86_64_ (4 CPU) 12:58:26 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:14 27.98 3.92 21.85 2.21 819.31 6290.96 14833.79 13:20:14 42.61 0.07 27.84 14.70 1.81 3276.69 254758.01 Average: 35.22 2.01 24.82 8.39 414.89 4799.80 133524.68 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:14 9034912 13151860 2803072 17.12 156032 4048800 3001464 17.23 990888 5923076 186620 13:20:14 7104268 12494360 3453996 21.10 185152 5223940 3667692 21.05 1281300 7471172 861148 Average: 8069590 12823110 3128534 19.11 170592 4636370 3334578 19.14 1136094 6697124 523884 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:14 lo 613.94 613.94 584.40 584.40 0.00 0.00 0.00 0.00 13:10:14 ens3 102.47 80.13 911.05 18.88 0.00 0.00 0.00 0.00 13:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:14 lo 1447.78 1447.78 1379.12 1379.12 0.00 0.00 0.00 0.00 13:20:14 ens3 58.98 45.29 230.50 13.63 0.00 0.00 0.00 0.00 13:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1026.44 1026.44 977.55 977.55 0.00 0.00 0.00 0.00 Average: ens3 80.95 62.90 574.38 16.29 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12446) 11/21/25 _x86_64_ (4 CPU) 12:58:26 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:14 all 55.50 0.00 2.12 0.16 0.08 42.14 13:10:14 0 53.87 0.00 1.96 0.10 0.08 43.99 13:10:14 1 54.52 0.00 2.08 0.15 0.08 43.17 13:10:14 2 58.15 0.00 2.33 0.26 0.08 39.19 13:10:14 3 55.47 0.00 2.10 0.15 0.08 42.20 13:20:14 all 56.50 0.00 2.43 0.13 0.09 40.86 13:20:14 0 53.40 0.00 2.46 0.08 0.08 43.98 13:20:14 1 57.61 0.00 2.30 0.08 0.09 39.92 13:20:14 2 55.77 0.00 2.61 0.17 0.09 41.37 13:20:14 3 59.22 0.00 2.35 0.17 0.09 38.17 Average: all 56.00 0.00 2.27 0.14 0.08 41.51 Average: 0 53.64 0.00 2.20 0.09 0.08 43.98 Average: 1 56.05 0.00 2.19 0.12 0.08 41.56 Average: 2 56.97 0.00 2.47 0.21 0.08 40.27 Average: 3 57.33 0.00 2.23 0.16 0.08 40.21