---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-691 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 11G 68G 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 621 10439 4 4928 15025 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:22:58:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84159sec preferred_lft 84159sec inet6 fe80::f816:3eff:fe22:588a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:91:f5:f2:da:a2 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-691) 10/21/25 _x86_64_ (4 CPU) 06:22:57 LINUX RESTART (4 CPU) 06:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:00 21.84 0.16 9.95 11.74 300.59 1004.72 262365.75 06:50:00 25.04 1.34 23.56 0.13 97.15 779.61 159.32 07:00:00 25.90 2.30 21.30 2.30 142.92 10107.69 27309.97 Average: 24.26 1.27 18.27 4.72 180.22 3964.01 96611.68 06:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:00 13289436 15511504 500292 3.06 75372 2369452 1138732 6.54 486352 2335888 12 06:50:00 12860776 15441280 546500 3.34 102964 2679628 1179652 6.77 566000 2651416 178556 07:00:00 10724452 15413040 539228 3.29 201280 4544632 1047936 6.02 875344 4281868 12488 Average: 12291555 15455275 528673 3.23 126539 3197904 1122107 6.44 642565 3089724 63685 06:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 06:40:00 ens3 35.20 22.48 62.93 1.55 0.00 0.00 0.00 0.00 06:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:00 lo 0.15 0.15 0.02 0.02 0.00 0.00 0.00 0.00 06:50:00 ens3 30.81 20.70 156.43 5.14 0.00 0.00 0.00 0.00 06:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:00 lo 0.39 0.39 0.05 0.05 0.00 0.00 0.00 0.00 07:00:00 ens3 218.75 184.00 746.44 125.24 0.00 0.00 0.00 0.00 07:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.22 0.22 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 94.92 75.72 321.93 43.98 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-691) 10/21/25 _x86_64_ (4 CPU) 06:22:57 LINUX RESTART (4 CPU) 06:30:00 CPU %user %nice %system %iowait %steal %idle 06:40:00 all 0.54 0.00 0.26 1.77 0.03 97.40 06:40:00 0 0.47 0.00 0.18 0.56 0.02 98.78 06:40:00 1 0.42 0.00 0.26 2.58 0.03 96.72 06:40:00 2 0.78 0.00 0.27 3.12 0.04 95.79 06:40:00 3 0.51 0.00 0.33 0.82 0.03 98.32 06:50:00 all 1.75 0.00 0.21 0.17 0.02 97.86 06:50:00 0 1.60 0.00 0.16 0.09 0.01 98.14 06:50:00 1 2.19 0.00 0.25 0.16 0.02 97.38 06:50:00 2 2.03 0.00 0.17 0.06 0.02 97.73 06:50:00 3 1.18 0.00 0.25 0.36 0.02 98.19 07:00:00 all 36.80 0.00 1.69 0.30 0.08 61.13 07:00:00 0 39.26 0.00 1.73 0.27 0.08 58.67 07:00:00 1 39.99 0.00 2.25 0.36 0.08 57.33 07:00:00 2 38.53 0.00 1.27 0.19 0.08 59.94 07:00:00 3 29.42 0.00 1.52 0.40 0.08 68.57 Average: all 13.02 0.00 0.72 0.75 0.04 85.47 Average: 0 13.77 0.00 0.69 0.31 0.04 85.21 Average: 1 14.20 0.00 0.92 1.03 0.04 83.81 Average: 2 13.77 0.00 0.57 1.12 0.04 84.49 Average: 3 10.36 0.00 0.70 0.53 0.05 88.37