---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12712 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 712 9536 4 5740 14933 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:66:28:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83862sec preferred_lft 83862sec inet6 fe80::f816:3eff:fe66:2847/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:46:8d:4d:dc:4f 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-12712) 11/22/25 _x86_64_ (4 CPU) 20:24:59 LINUX RESTART (4 CPU) 20:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:00 23.57 2.73 8.94 11.91 469.61 2785.23 242102.43 20:50:00 45.22 0.36 36.39 8.48 10.15 4757.55 23400.01 21:00:00 45.87 0.10 37.50 8.26 4.77 5563.71 16397.21 Average: 38.22 1.06 27.61 9.55 161.51 4368.83 93966.55 20:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:00 10378972 13579396 2381848 14.55 135752 3205064 2775632 15.93 662100 4969152 55216 20:50:00 8846564 13188876 2762640 16.87 193324 4191192 3246540 18.64 918220 6131520 108628 21:00:00 9865316 15374988 571644 3.49 234472 5249716 1100004 6.31 1326044 4616040 30832 Average: 9696951 14047753 1905377 11.64 187849 4215324 2374059 13.63 968788 5238904 64892 20:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:00 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 20:40:00 ens3 85.37 67.96 487.37 17.36 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 3885.54 3885.54 3703.59 3703.59 0.00 0.00 0.00 0.00 20:50:00 ens3 102.10 75.04 302.25 24.49 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:00 lo 4127.17 4127.17 3930.54 3930.54 0.00 0.00 0.00 0.00 21:00:00 ens3 83.54 67.20 107.62 32.08 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2671.26 2671.26 2544.75 2544.75 0.00 0.00 0.00 0.00 Average: ens3 90.33 70.07 299.08 24.65 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-12712) 11/22/25 _x86_64_ (4 CPU) 20:24:59 LINUX RESTART (4 CPU) 20:30:00 CPU %user %nice %system %iowait %steal %idle 20:40:00 all 48.70 0.00 1.69 0.11 0.07 49.42 20:40:00 0 48.49 0.00 1.56 0.04 0.07 49.85 20:40:00 1 49.91 0.00 1.87 0.14 0.07 48.01 20:40:00 2 49.19 0.00 1.82 0.09 0.07 48.83 20:40:00 3 47.22 0.00 1.53 0.18 0.07 51.00 20:50:00 all 64.70 0.00 3.62 0.09 0.09 31.50 20:50:00 0 64.33 0.00 4.10 0.07 0.08 31.41 20:50:00 1 65.57 0.00 3.30 0.10 0.09 30.95 20:50:00 2 62.63 0.00 3.33 0.08 0.09 33.87 20:50:00 3 66.25 0.00 3.76 0.12 0.08 29.78 21:00:00 all 59.54 0.00 3.65 0.14 0.08 36.59 21:00:00 0 57.88 0.00 3.32 0.15 0.08 38.57 21:00:00 1 59.62 0.00 3.66 0.13 0.08 36.50 21:00:00 2 59.85 0.00 3.56 0.09 0.08 36.43 21:00:00 3 60.80 0.00 4.08 0.20 0.08 34.84 Average: all 57.64 0.00 2.99 0.12 0.08 39.18 Average: 0 56.89 0.00 2.99 0.09 0.08 39.95 Average: 1 58.36 0.00 2.95 0.12 0.08 38.49 Average: 2 57.22 0.00 2.90 0.08 0.08 39.72 Average: 3 58.09 0.00 3.12 0.17 0.08 38.55