---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4070 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 11G 67G 14% / 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 634 10312 4 5042 15012 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:e8:92:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82514sec preferred_lft 82514sec inet6 fe80::f816:3eff:fee8:92ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:ea:ef:99:cd:c3 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-4070) 10/16/25 _x86_64_ (4 CPU) 09:57:44 LINUX RESTART (4 CPU) 10:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:04 10.05 1.11 8.10 0.84 678.48 1514.79 23287.89 10:20:04 1.59 0.01 1.58 0.00 0.05 18.23 364.37 10:30:04 1.48 0.00 1.48 0.00 0.00 16.51 0.00 10:40:04 6.25 2.32 3.86 0.08 136.64 1339.48 401.39 10:50:04 3.27 0.06 3.07 0.15 6.87 614.37 49.25 11:00:04 27.42 0.53 14.84 12.06 19.56 2169.92 244215.98 Average: 8.35 0.67 5.49 2.19 140.27 945.55 44719.81 10:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:04 12838444 15523068 457660 2.80 92948 2787924 977572 5.61 540284 2671964 192 10:20:04 12838196 15523412 457336 2.79 93536 2787912 977636 5.61 540908 2673292 252 10:30:04 12837944 15523728 457004 2.79 93992 2788048 977636 5.61 541328 2675716 180 10:40:04 10856048 13993008 1970080 12.03 112760 3201936 2363456 13.57 716268 4469200 39144 10:50:04 7514852 10787476 5174356 31.60 117468 3321456 5264524 30.22 758048 7755376 356 11:00:04 8825280 12779248 3178464 19.41 138080 3945472 3435776 19.72 949440 6216544 247084 Average: 10951794 14021657 1949150 11.90 108131 3138791 2332767 13.39 674379 4410349 47868 10:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:04 lo 0.19 0.19 0.03 0.03 0.00 0.00 0.00 0.00 10:10:04 ens3 15.59 7.49 211.39 1.38 0.00 0.00 0.00 0.00 10:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:04 ens3 0.36 0.11 0.08 0.04 0.00 0.00 0.00 0.00 10:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:04 ens3 0.49 0.15 0.13 0.08 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:04 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:40:04 ens3 42.26 35.16 525.80 5.73 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:04 lo 0.55 0.55 0.37 0.37 0.00 0.00 0.00 0.00 10:50:04 ens3 9.03 7.28 36.23 1.62 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:04 lo 445.09 445.09 423.87 423.87 0.00 0.00 0.00 0.00 11:00:04 ens3 32.92 23.46 389.34 3.65 0.00 0.00 0.00 0.00 11:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 74.38 74.38 70.72 70.72 0.00 0.00 0.00 0.00 Average: ens3 16.78 12.28 193.83 2.08 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-4070) 10/16/25 _x86_64_ (4 CPU) 09:57:44 LINUX RESTART (4 CPU) 10:00:04 CPU %user %nice %system %iowait %steal %idle 10:10:04 all 0.77 0.00 0.33 1.07 0.02 97.81 10:10:04 0 0.50 0.00 0.30 0.59 0.02 98.59 10:10:04 1 1.07 0.00 0.33 1.05 0.03 97.53 10:10:04 2 0.55 0.00 0.36 0.41 0.02 98.65 10:10:04 3 0.98 0.00 0.32 2.21 0.02 96.46 10:20:04 all 0.13 0.00 0.02 0.01 0.02 99.82 10:20:04 0 0.02 0.00 0.03 0.00 0.02 99.93 10:20:04 1 0.03 0.00 0.02 0.01 0.01 99.93 10:20:04 2 0.48 0.00 0.02 0.03 0.02 99.44 10:20:04 3 0.01 0.00 0.02 0.00 0.01 99.97 10:30:04 all 0.17 0.00 0.05 0.01 0.05 99.72 10:30:04 0 0.02 0.00 0.13 0.00 0.03 99.82 10:30:04 1 0.55 0.00 0.04 0.00 0.01 99.40 10:30:04 2 0.09 0.00 0.02 0.03 0.16 99.70 10:30:04 3 0.02 0.00 0.02 0.00 0.01 99.96 10:40:04 all 15.34 0.00 0.42 0.06 0.04 84.14 10:40:04 0 12.25 0.00 0.46 0.11 0.04 87.13 10:40:04 1 15.94 0.00 0.33 0.05 0.04 83.64 10:40:04 2 14.92 0.00 0.43 0.09 0.04 84.52 10:40:04 3 18.23 0.00 0.45 0.01 0.03 81.28 10:50:04 all 44.80 0.00 0.67 0.05 0.09 54.38 10:50:04 0 51.06 0.00 0.78 0.07 0.09 47.99 10:50:04 1 47.84 0.00 0.62 0.03 0.11 51.41 10:50:04 2 36.96 0.00 0.59 0.09 0.09 62.28 10:50:04 3 43.36 0.00 0.69 0.03 0.08 55.83 11:00:04 all 52.90 0.00 1.39 0.08 0.11 45.52 11:00:04 0 60.58 0.00 1.42 0.11 0.12 37.77 11:00:04 1 44.47 0.00 1.15 0.09 0.10 54.19 11:00:04 2 62.87 0.00 1.51 0.07 0.11 35.44 11:00:04 3 43.71 0.00 1.46 0.07 0.10 54.66 Average: all 19.01 0.00 0.48 0.22 0.05 80.25 Average: 0 20.72 0.00 0.52 0.15 0.05 78.56 Average: 1 18.30 0.00 0.41 0.20 0.05 81.03 Average: 2 19.30 0.00 0.49 0.12 0.07 80.02 Average: 3 17.71 0.00 0.49 0.39 0.04 81.37