---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12438 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: 5600.00 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 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 674 8907 4 6407 14972 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:03:1f:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84516sec preferred_lft 84516sec inet6 fe80::f816:3eff:fe03:1ffb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:c8:ec:09:3b:92 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 inet6 fe80::2cc8:ecff:fe09:3b92/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12438) 11/21/25 _x86_64_ (4 CPU) 12:22:09 LINUX RESTART (4 CPU) 12:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:15 32.87 0.13 28.99 3.75 6.48 3308.42 15661.03 12:50:15 31.80 1.84 27.48 2.47 324.80 8578.58 4987.53 Average: 32.34 0.98 28.25 3.12 163.89 5914.59 10382.82 12:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:15 8790288 13110200 2842796 17.36 173352 4203392 2971904 17.06 1004248 6121436 192116 12:50:15 9169680 15362556 579368 3.54 220240 5916908 1215816 6.98 1446640 5126736 480 Average: 8979984 14236378 1711082 10.45 196796 5060150 2093860 12.02 1225444 5624086 96298 12:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:15 lo 1639.40 1639.40 1562.23 1562.23 0.00 0.00 0.00 0.00 12:40:15 ens3 39.80 31.87 191.55 7.46 0.00 0.00 0.00 0.00 12:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:15 lo 126.00 126.00 118.89 118.89 0.00 0.00 0.00 0.00 12:50:15 ens3 71.19 65.15 460.49 141.77 0.00 0.00 0.00 0.00 12:50:15 docker0 23.23 18.53 131.47 64.25 0.00 0.00 0.00 0.00 12:50:15 vethe75d049 20.64 15.50 131.60 3.36 0.00 0.00 0.00 0.01 Average: lo 891.00 891.00 848.48 848.48 0.00 0.00 0.00 0.00 Average: ens3 55.32 48.33 324.55 73.87 0.00 0.00 0.00 0.00 Average: docker0 11.49 9.16 65.02 31.77 0.00 0.00 0.00 0.00 Average: vethe75d049 10.21 7.66 65.08 1.66 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12438) 11/21/25 _x86_64_ (4 CPU) 12:22:09 LINUX RESTART (4 CPU) 12:30:01 CPU %user %nice %system %iowait %steal %idle 12:40:15 all 62.42 0.00 2.59 0.27 0.10 34.62 12:40:15 0 63.03 0.00 2.79 0.17 0.11 33.90 12:40:15 1 62.27 0.00 2.50 0.29 0.10 34.84 12:40:15 2 60.79 0.00 2.72 0.42 0.11 35.96 12:40:15 3 63.59 0.00 2.36 0.18 0.10 33.77 12:50:15 all 49.78 0.00 2.13 0.37 0.10 47.62 12:50:15 0 52.41 0.00 2.21 0.31 0.10 44.97 12:50:15 1 52.87 0.00 2.65 0.44 0.09 43.94 12:50:15 2 48.92 0.00 2.05 0.31 0.10 48.63 12:50:15 3 44.90 0.00 1.62 0.42 0.10 52.96 Average: all 56.16 0.00 2.36 0.32 0.10 41.06 Average: 0 57.77 0.00 2.50 0.24 0.10 39.38 Average: 1 57.62 0.00 2.58 0.36 0.10 39.35 Average: 2 54.91 0.00 2.39 0.36 0.10 42.24 Average: 3 54.34 0.00 1.99 0.30 0.10 43.27