---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-388 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 66G 16% / 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 664 8668 4 6656 14982 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:73:c7:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84511sec preferred_lft 84511sec inet6 fe80::f816:3eff:fe73:c79b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:ee:a3:71:fc:1e 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-388) 10/20/25 _x86_64_ (4 CPU) 10:38:39 LINUX RESTART (4 CPU) 10:40:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:02 40.92 4.53 22.48 13.91 892.89 4629.44 282450.10 11:00:01 24.99 0.02 22.00 2.97 0.20 2226.51 37159.92 11:10:02 31.98 0.17 27.98 3.83 11.24 9538.24 23088.35 Average: 32.51 1.53 24.18 6.80 292.50 5479.60 111683.20 10:40:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:02 9972328 13529264 2430200 14.84 129976 3573184 2618788 15.03 873712 5170732 17760 11:00:01 9065384 13135476 2819968 17.22 148588 4027000 2936760 16.86 1003484 5899344 105652 11:10:02 8835784 15296096 649800 3.97 174304 6311084 1118852 6.42 1850452 5154668 13948 Average: 9291165 13986945 1966656 12.01 150956 4637089 2224800 12.77 1242549 5408248 45787 10:40:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:02 lo 876.79 876.79 833.13 833.13 0.00 0.00 0.00 0.00 10:50:02 ens3 127.21 95.16 1111.00 19.30 0.00 0.00 0.00 0.00 10:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1350.82 1350.82 1281.70 1281.70 0.00 0.00 0.00 0.00 11:00:01 ens3 44.20 34.38 22.98 11.86 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:02 lo 729.02 729.02 682.96 682.96 0.00 0.00 0.00 0.00 11:10:02 ens3 106.12 109.49 165.67 1055.05 0.00 0.00 0.00 0.00 11:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 987.00 987.00 933.92 933.92 0.00 0.00 0.00 0.00 Average: ens3 92.01 79.47 423.01 367.58 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-388) 10/20/25 _x86_64_ (4 CPU) 10:38:39 LINUX RESTART (4 CPU) 10:40:29 CPU %user %nice %system %iowait %steal %idle 10:50:02 all 39.55 0.00 1.95 0.44 0.07 57.98 10:50:02 0 40.42 0.00 1.92 0.22 0.07 57.36 10:50:02 1 39.76 0.00 1.80 0.29 0.08 58.07 10:50:02 2 39.52 0.00 1.89 0.28 0.08 58.23 10:50:02 3 38.51 0.00 2.19 0.97 0.07 58.27 11:00:01 all 66.12 0.00 2.45 0.05 0.11 31.27 11:00:01 0 64.76 0.00 2.60 0.08 0.11 32.45 11:00:01 1 66.23 0.00 2.48 0.05 0.11 31.14 11:00:01 2 65.32 0.00 2.42 0.05 0.10 32.12 11:00:01 3 68.18 0.00 2.29 0.04 0.11 29.39 11:10:02 all 42.60 0.00 1.96 0.46 0.09 54.90 11:10:02 0 38.37 0.00 1.75 0.12 0.09 59.67 11:10:02 1 48.03 0.00 2.11 0.75 0.10 49.02 11:10:02 2 42.73 0.00 1.92 0.50 0.09 54.76 11:10:02 3 41.27 0.00 2.05 0.46 0.09 56.14 Average: all 49.56 0.00 2.12 0.31 0.09 47.91 Average: 0 47.94 0.00 2.09 0.14 0.09 49.74 Average: 1 51.51 0.00 2.14 0.36 0.09 45.90 Average: 2 49.33 0.00 2.08 0.28 0.09 48.23 Average: 3 49.47 0.00 2.18 0.48 0.09 47.79