---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4052 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 8.6G 69G 12% / 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 576 12362 4 3050 15078 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:c1:f8:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.107/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82634sec preferred_lft 82634sec inet6 fe80::f816:3eff:fec1:f8db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:ee:e1:48:3f:88 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-4052) 10/16/25 _x86_64_ (4 CPU) 08:29:22 LINUX RESTART (4 CPU) 08:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:00 28.02 8.00 18.67 1.36 1807.43 12342.10 24035.94 08:50:01 1.40 0.00 1.39 0.01 0.04 18.31 783.73 09:00:00 1.28 0.00 1.28 0.00 0.00 14.84 0.00 09:10:00 1.30 0.00 1.30 0.00 0.00 14.98 0.00 09:20:01 1.32 0.00 1.32 0.00 0.01 15.52 0.00 09:30:03 1.39 0.00 1.39 0.00 0.00 16.09 0.00 Average: 5.79 1.33 4.22 0.23 301.34 2070.94 4137.88 08:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:00 12769780 15530888 443984 2.71 99556 2852940 979092 5.62 594976 2676512 8 08:50:01 12766508 15528232 446676 2.73 100164 2852924 979156 5.62 595596 2678172 200 09:00:00 12765752 15527936 447000 2.73 100652 2852932 979220 5.62 596044 2679304 8 09:10:00 12763768 15526528 448436 2.74 101104 2853016 979348 5.62 596540 2682136 176 09:20:01 12762016 15525560 449360 2.74 101624 2853276 979284 5.62 597048 2683864 204 09:30:03 12761764 15525828 449148 2.74 102124 2853280 979284 5.62 597552 2686628 200 Average: 12764931 15527495 447434 2.73 100871 2853061 979231 5.62 596293 2681103 133 08:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:00 lo 0.36 0.36 0.05 0.05 0.00 0.00 0.00 0.00 08:40:00 ens3 72.60 50.05 483.72 9.27 0.00 0.00 0.00 0.00 08:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:01 ens3 0.35 0.11 0.08 0.04 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:00 ens3 0.34 0.11 0.08 0.04 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:00 ens3 0.46 0.17 0.14 0.08 0.00 0.00 0.00 0.00 09:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:01 ens3 0.39 0.14 0.11 0.06 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:03 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 09:30:03 ens3 0.46 0.14 0.11 0.06 0.00 0.00 0.00 0.00 09:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 12.44 8.46 80.73 1.59 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-4052) 10/16/25 _x86_64_ (4 CPU) 08:29:22 LINUX RESTART (4 CPU) 08:30:00 CPU %user %nice %system %iowait %steal %idle 08:40:00 all 3.47 0.00 0.70 3.70 0.02 92.11 08:40:00 0 3.71 0.00 0.69 4.17 0.03 91.41 08:40:00 1 6.20 0.00 0.89 3.80 0.02 89.08 08:40:00 2 2.05 0.00 0.69 5.89 0.02 91.34 08:40:00 3 1.91 0.00 0.54 0.92 0.02 96.61 08:50:01 all 0.08 0.00 0.02 0.01 0.01 99.89 08:50:01 0 0.03 0.00 0.01 0.00 0.00 99.95 08:50:01 1 0.01 0.00 0.01 0.01 0.00 99.96 08:50:01 2 0.24 0.00 0.03 0.01 0.02 99.70 08:50:01 3 0.02 0.00 0.03 0.01 0.01 99.93 09:00:00 all 0.13 0.00 0.02 0.01 0.01 99.83 09:00:00 0 0.16 0.00 0.02 0.01 0.01 99.81 09:00:00 1 0.03 0.00 0.03 0.01 0.01 99.92 09:00:00 2 0.01 0.00 0.02 0.03 0.01 99.94 09:00:00 3 0.32 0.00 0.02 0.00 0.01 99.65 09:10:00 all 0.20 0.00 0.02 0.04 0.01 99.73 09:10:00 0 0.02 0.00 0.01 0.00 0.00 99.96 09:10:00 1 0.38 0.00 0.01 0.00 0.01 99.60 09:10:00 2 0.42 0.00 0.03 0.01 0.01 99.53 09:10:00 3 0.01 0.00 0.01 0.16 0.01 99.82 09:20:01 all 0.14 0.00 0.02 0.01 0.01 99.83 09:20:01 0 0.01 0.00 0.02 0.00 0.00 99.97 09:20:01 1 0.01 0.00 0.02 0.00 0.01 99.97 09:20:01 2 0.52 0.00 0.02 0.00 0.02 99.44 09:20:01 3 0.01 0.00 0.01 0.02 0.01 99.95 09:30:03 all 0.18 0.00 0.02 0.01 0.01 99.77 09:30:03 0 0.00 0.00 0.02 0.01 0.01 99.96 09:30:03 1 0.02 0.00 0.02 0.00 0.01 99.95 09:30:03 2 0.70 0.00 0.03 0.00 0.02 99.26 09:30:03 3 0.01 0.00 0.01 0.03 0.01 99.94 Average: all 0.70 0.00 0.13 0.63 0.01 98.53 Average: 0 0.66 0.00 0.13 0.70 0.01 98.51 Average: 1 1.11 0.00 0.16 0.64 0.01 98.08 Average: 2 0.65 0.00 0.14 0.99 0.02 98.20 Average: 3 0.38 0.00 0.10 0.19 0.01 99.32