---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4472 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 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 716 9455 4 5817 14930 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:72:a6:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84664sec preferred_lft 84664sec inet6 fe80::f816:3eff:fe72:a6cf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:92:87:a9:ef:8b 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-4472) 10/17/25 _x86_64_ (4 CPU) 10:09:28 LINUX RESTART (4 CPU) 10:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:01 56.09 10.70 32.47 12.92 1953.95 8903.32 256354.93 10:30:05 32.95 0.04 29.22 3.69 1.26 3186.09 16809.32 Average: 44.50 5.36 30.84 8.30 975.90 6039.70 136372.36 10:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:01 9711600 13546812 2408912 14.71 149384 3790272 2655480 15.24 929704 5320116 18688 10:30:05 8517628 12902324 3049084 18.62 177140 4265860 3302232 18.95 1082496 6306384 17564 Average: 9114614 13224568 2728998 16.67 163262 4028066 2978856 17.10 1006100 5813250 18126 10:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:01 lo 466.81 466.81 443.63 443.63 0.00 0.00 0.00 0.00 10:20:01 ens3 122.72 90.90 1073.51 18.92 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:05 lo 1670.24 1670.24 1591.56 1591.56 0.00 0.00 0.00 0.00 10:30:05 ens3 27.56 24.69 127.71 6.53 0.00 0.00 0.00 0.00 10:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1069.58 1069.58 1018.60 1018.60 0.00 0.00 0.00 0.00 Average: ens3 75.06 57.74 599.78 12.71 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-4472) 10/17/25 _x86_64_ (4 CPU) 10:09:28 LINUX RESTART (4 CPU) 10:10:00 CPU %user %nice %system %iowait %steal %idle 10:20:01 all 55.24 0.00 2.58 3.15 0.14 38.89 10:20:01 0 56.92 0.00 2.40 1.91 0.15 38.62 10:20:01 1 53.24 0.00 2.42 6.47 0.14 37.74 10:20:01 2 52.80 0.00 2.37 2.78 0.14 41.92 10:20:01 3 57.99 0.00 3.13 1.44 0.14 37.29 10:30:05 all 60.47 0.00 2.58 0.64 0.12 36.18 10:30:05 0 61.67 0.00 2.50 0.66 0.12 35.05 10:30:05 1 59.38 0.00 2.62 0.80 0.13 37.07 10:30:05 2 60.91 0.00 2.68 0.65 0.13 35.63 10:30:05 3 59.92 0.00 2.53 0.45 0.12 36.98 Average: all 57.86 0.00 2.58 1.89 0.13 37.53 Average: 0 59.30 0.00 2.45 1.28 0.14 36.83 Average: 1 56.32 0.00 2.52 3.63 0.13 37.40 Average: 2 56.87 0.00 2.53 1.71 0.13 38.77 Average: 3 58.96 0.00 2.83 0.94 0.13 37.13