---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4980 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 9.4G 68G 13% / 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 626 11496 4 3866 15020 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:51:c9:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82295sec preferred_lft 82295sec inet6 fe80::f816:3eff:fe51:c9fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:96:f6:a1:aa:45 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-4980) 11/03/25 _x86_64_ (4 CPU) 09:54:30 LINUX RESTART (4 CPU) 10:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:06 1.39 0.00 1.36 0.03 0.04 17.41 6.42 10:20:07 1.22 0.00 1.20 0.02 0.04 14.26 0.13 10:30:06 1.09 0.00 1.07 0.01 0.00 12.78 0.11 10:40:07 1.22 0.00 1.20 0.02 0.00 14.46 0.15 10:50:01 18.24 2.74 4.68 10.82 146.79 1027.97 243900.75 11:00:07 23.35 0.48 19.94 2.94 24.25 3013.70 9830.83 Average: 7.76 0.53 4.93 2.29 28.30 686.27 41879.41 10:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:06 13076412 15543992 437344 2.67 91752 2571196 975056 5.60 423628 2548628 200 10:20:07 13076444 15544372 437120 2.67 92092 2571204 983380 5.64 423964 2552076 12 10:30:06 13075940 15544184 437344 2.67 92392 2571220 983380 5.64 424276 2553428 200 10:40:07 13075196 15543872 437640 2.67 92700 2571352 983380 5.64 424568 2556228 12 10:50:01 10830300 14051528 1911844 11.68 113724 3275148 2335344 13.40 582152 4610856 427576 11:00:07 9377368 12920364 3038532 18.56 136544 3534340 3071520 17.63 798492 5817292 34276 Average: 12085277 14858052 1116637 6.82 103201 2849077 1555343 8.93 512847 3439751 77046 10:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:06 ens3 0.66 0.18 0.18 0.10 0.00 0.00 0.00 0.00 10:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:07 ens3 1.08 0.19 0.24 0.12 0.00 0.00 0.00 0.00 10:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:06 ens3 0.42 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:07 ens3 0.60 0.17 0.17 0.10 0.00 0.00 0.00 0.00 10:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 104.36 104.36 99.36 99.36 0.00 0.00 0.00 0.00 10:50:01 ens3 66.16 48.69 749.89 5.93 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:07 lo 1417.39 1417.39 1344.21 1344.21 0.00 0.00 0.00 0.00 11:00:07 ens3 38.01 31.34 56.10 9.36 0.00 0.00 0.00 0.00 11:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 255.69 255.69 242.49 242.49 0.00 0.00 0.00 0.00 Average: ens3 17.77 13.41 133.22 2.61 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-4980) 11/03/25 _x86_64_ (4 CPU) 09:54:30 LINUX RESTART (4 CPU) 10:00:05 CPU %user %nice %system %iowait %steal %idle 10:10:06 all 0.12 0.00 0.02 0.01 0.02 99.83 10:10:06 0 0.01 0.00 0.01 0.00 0.00 99.98 10:10:06 1 0.43 0.00 0.03 0.00 0.02 99.52 10:10:06 2 0.03 0.00 0.03 0.02 0.03 99.89 10:10:06 3 0.02 0.00 0.03 0.00 0.03 99.91 10:20:07 all 0.03 0.00 0.02 0.02 0.02 99.90 10:20:07 0 0.01 0.00 0.01 0.05 0.00 99.92 10:20:07 1 0.05 0.00 0.02 0.02 0.02 99.89 10:20:07 2 0.04 0.00 0.03 0.01 0.02 99.90 10:20:07 3 0.03 0.00 0.03 0.00 0.03 99.91 10:30:06 all 0.17 0.00 0.02 0.00 0.02 99.79 10:30:06 0 0.37 0.00 0.03 0.01 0.02 99.58 10:30:06 1 0.26 0.00 0.02 0.00 0.01 99.72 10:30:06 2 0.03 0.00 0.03 0.00 0.02 99.92 10:30:06 3 0.02 0.00 0.02 0.00 0.02 99.93 10:40:07 all 0.13 0.00 0.02 0.01 0.02 99.82 10:40:07 0 0.45 0.00 0.01 0.04 0.01 99.49 10:40:07 1 0.02 0.00 0.02 0.00 0.01 99.94 10:40:07 2 0.02 0.00 0.03 0.01 0.02 99.92 10:40:07 3 0.03 0.00 0.04 0.00 0.02 99.91 10:50:01 all 6.63 0.00 0.36 0.08 0.03 92.89 10:50:01 0 6.52 0.00 0.33 0.04 0.03 93.08 10:50:01 1 6.89 0.00 0.43 0.11 0.03 92.53 10:50:01 2 5.84 0.00 0.34 0.05 0.04 93.74 10:50:01 3 7.26 0.00 0.35 0.14 0.03 92.23 11:00:07 all 68.29 0.00 2.48 0.10 0.13 28.99 11:00:07 0 67.64 0.00 2.36 0.09 0.13 29.78 11:00:07 1 69.05 0.00 2.60 0.14 0.13 28.07 11:00:07 2 67.25 0.00 2.34 0.12 0.13 30.17 11:00:07 3 69.23 0.00 2.61 0.07 0.13 27.95 Average: all 12.62 0.00 0.49 0.04 0.04 86.81 Average: 0 12.55 0.00 0.46 0.04 0.03 86.92 Average: 1 12.84 0.00 0.52 0.05 0.04 86.55 Average: 2 12.26 0.00 0.47 0.03 0.04 87.20 Average: 3 12.82 0.00 0.52 0.04 0.04 86.59