---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2107 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 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 672 9382 4 5933 14974 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:30:24:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84522sec preferred_lft 84522sec inet6 fe80::f816:3eff:fe30:243a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:04:0c:b1:0b:61 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-2107) 11/29/25 _x86_64_ (4 CPU) 01:07:55 LINUX RESTART (4 CPU) 01:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:05 36.33 2.96 19.41 13.96 505.05 4022.57 273376.75 01:30:05 17.58 0.17 14.99 2.43 4.44 1654.11 24981.28 Average: 26.95 1.56 17.20 8.20 254.75 2838.35 149180.05 01:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:05 9658436 13122152 2836560 17.32 126008 3468516 3203476 18.39 791628 5545948 35692 01:30:05 8835712 12824600 3130164 19.12 148248 3936296 3402568 19.53 940984 6180636 173588 Average: 9247074 12973376 2983362 18.22 137128 3702406 3303022 18.96 866306 5863292 104640 01:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:05 lo 17.24 17.24 3.73 3.73 0.00 0.00 0.00 0.00 01:20:05 ens3 68.98 55.52 612.08 11.14 0.00 0.00 0.00 0.00 01:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:05 lo 815.19 815.19 744.53 744.53 0.00 0.00 0.00 0.00 01:30:05 ens3 35.23 25.92 228.89 5.90 0.00 0.00 0.00 0.00 01:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 416.21 416.21 374.12 374.12 0.00 0.00 0.00 0.00 Average: ens3 52.10 40.72 420.49 8.52 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-2107) 11/29/25 _x86_64_ (4 CPU) 01:07:55 LINUX RESTART (4 CPU) 01:10:05 CPU %user %nice %system %iowait %steal %idle 01:20:05 all 34.34 0.00 1.33 0.17 0.08 64.08 01:20:05 0 32.54 0.00 1.12 0.21 0.08 66.05 01:20:05 1 35.73 0.00 1.43 0.08 0.08 62.68 01:20:05 2 34.62 0.00 1.53 0.16 0.08 63.61 01:20:05 3 34.47 0.00 1.24 0.22 0.08 63.99 01:30:05 all 23.94 0.00 1.32 0.07 0.08 74.59 01:30:05 0 24.62 0.00 1.17 0.04 0.08 74.09 01:30:05 1 24.04 0.00 1.52 0.06 0.09 74.29 01:30:05 2 23.29 0.00 1.36 0.12 0.08 75.15 01:30:05 3 23.82 0.00 1.23 0.05 0.08 74.81 Average: all 29.14 0.00 1.32 0.12 0.08 69.33 Average: 0 28.58 0.00 1.14 0.13 0.08 70.07 Average: 1 29.89 0.00 1.48 0.07 0.08 68.48 Average: 2 28.96 0.00 1.44 0.14 0.08 69.38 Average: 3 29.15 0.00 1.24 0.14 0.08 69.40