---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4470 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 703 9429 4 5856 14943 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:59:bb:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.1/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84521sec preferred_lft 84521sec inet6 fe80::f816:3eff:fe59:bbd6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:4f:1e:10:7f:d2 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-4470) 10/17/25 _x86_64_ (4 CPU) 10:08:39 LINUX RESTART (4 CPU) 10:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:29 34.03 3.87 26.98 3.18 810.53 6543.43 20381.12 10:30:00 33.42 0.05 29.63 3.75 1.44 3280.03 31968.47 Average: 33.74 2.03 28.25 3.45 422.17 4977.00 25943.02 10:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:29 9064648 13074636 2880596 17.59 163800 3939484 3323036 19.07 975316 5909220 94740 10:30:00 8299880 12759548 3191220 19.49 189004 4323748 3311256 19.01 1114412 6493540 1408 Average: 8682264 12917092 3035908 18.54 176402 4131616 3317146 19.04 1044864 6201380 48074 10:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:29 lo 537.37 537.37 511.30 511.30 0.00 0.00 0.00 0.00 10:20:29 ens3 108.05 85.25 892.43 18.85 0.00 0.00 0.00 0.00 10:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:00 lo 1537.38 1537.38 1464.58 1464.58 0.00 0.00 0.00 0.00 10:30:00 ens3 42.76 33.81 138.29 10.30 0.00 0.00 0.00 0.00 10:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1017.37 1017.37 968.87 968.87 0.00 0.00 0.00 0.00 Average: ens3 76.71 60.56 530.44 14.74 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-4470) 10/17/25 _x86_64_ (4 CPU) 10:08:39 LINUX RESTART (4 CPU) 10:10:10 CPU %user %nice %system %iowait %steal %idle 10:20:29 all 55.69 0.00 2.18 1.13 0.10 40.91 10:20:29 0 57.25 0.00 2.35 0.51 0.10 39.80 10:20:29 1 53.50 0.00 2.25 0.73 0.10 43.43 10:20:29 2 56.42 0.00 2.19 1.32 0.10 39.97 10:20:29 3 55.59 0.00 1.92 1.94 0.10 40.45 10:30:00 all 56.17 0.00 2.50 0.21 0.11 41.01 10:30:00 0 55.24 0.00 2.58 0.15 0.10 41.93 10:30:00 1 58.36 0.00 2.70 0.19 0.10 38.65 10:30:00 2 56.88 0.00 2.56 0.42 0.11 40.04 10:30:00 3 54.21 0.00 2.16 0.11 0.11 43.41 Average: all 55.92 0.00 2.33 0.69 0.10 40.96 Average: 0 56.28 0.00 2.46 0.33 0.10 40.82 Average: 1 55.83 0.00 2.46 0.47 0.10 41.13 Average: 2 56.64 0.00 2.37 0.89 0.10 40.00 Average: 3 54.93 0.00 2.04 1.06 0.10 41.87