---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2838 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 68G 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 671 10477 4 4840 14975 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:1c:09:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82712sec preferred_lft 82712sec inet6 fe80::f816:3eff:fe1c:952/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:60:4c:f5:d1:00 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-2838) 10/28/25 _x86_64_ (4 CPU) 09:56:32 LINUX RESTART (4 CPU) 10:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 15.84 0.65 4.45 10.74 547.35 2729.24 253709.84 10:20:14 1.33 0.01 1.30 0.02 0.05 14.85 0.16 10:30:14 1.22 0.00 1.21 0.01 0.00 13.75 0.12 10:40:01 41.49 4.11 36.40 0.99 259.43 3769.07 1639.76 10:50:03 14.33 0.83 12.11 1.39 27.70 3030.21 3860.75 Average: 14.67 1.10 10.97 2.59 164.13 1893.05 50973.88 10:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 13480412 15522872 492188 3.01 57976 2208692 1149732 6.60 384596 2246056 156 10:20:14 13479952 15522892 492256 3.01 58432 2208704 1149732 6.60 385048 2246396 24 10:30:14 13479448 15522824 492256 3.01 58852 2208712 1149732 6.60 385472 2247876 164 10:40:01 11049764 14157292 1805740 11.03 117216 3150504 2273208 13.05 670792 4315932 25188 10:50:03 8920072 13041580 2912804 17.79 161204 4030652 3075028 17.65 927572 6063252 149260 Average: 12081930 14753492 1239049 7.57 90736 2761453 1759486 10.10 550696 3423902 34958 10:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 10:10:01 ens3 10.73 6.49 128.69 0.47 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:14 ens3 0.80 0.13 0.13 0.04 0.00 0.00 0.00 0.00 10:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:14 ens3 0.65 0.13 0.11 0.04 0.00 0.00 0.00 0.00 10:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 10:40:01 ens3 100.81 78.25 673.85 17.14 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:03 lo 299.37 299.37 284.03 284.03 0.00 0.00 0.00 0.00 10:50:03 ens3 78.67 64.60 374.46 18.43 0.00 0.00 0.00 0.00 10:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 60.55 60.55 57.26 57.26 0.00 0.00 0.00 0.00 Average: ens3 38.05 29.71 233.12 7.19 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-2838) 10/28/25 _x86_64_ (4 CPU) 09:56:32 LINUX RESTART (4 CPU) 10:00:14 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 0.55 0.00 0.15 0.34 0.01 98.94 10:10:01 0 0.42 0.00 0.15 0.17 0.01 99.24 10:10:01 1 1.09 0.00 0.11 0.26 0.02 98.53 10:10:01 2 0.36 0.00 0.19 0.56 0.01 98.88 10:10:01 3 0.34 0.00 0.17 0.37 0.01 99.11 10:20:14 all 0.12 0.00 0.02 0.01 0.01 99.85 10:20:14 0 0.02 0.00 0.01 0.00 0.01 99.96 10:20:14 1 0.09 0.00 0.01 0.00 0.00 99.90 10:20:14 2 0.34 0.00 0.02 0.03 0.01 99.60 10:20:14 3 0.02 0.00 0.03 0.00 0.02 99.92 10:30:14 all 0.15 0.00 0.02 0.08 0.01 99.74 10:30:14 0 0.01 0.00 0.01 0.01 0.01 99.97 10:30:14 1 0.01 0.00 0.01 0.00 0.01 99.97 10:30:14 2 0.57 0.00 0.03 0.28 0.02 99.10 10:30:14 3 0.01 0.00 0.02 0.02 0.01 99.93 10:40:01 all 29.81 0.00 1.15 0.32 0.06 68.66 10:40:01 0 29.83 0.00 0.98 0.11 0.05 69.01 10:40:01 1 28.52 0.00 0.89 0.08 0.05 70.46 10:40:01 2 32.57 0.00 1.53 0.56 0.07 65.27 10:40:01 3 28.33 0.00 1.20 0.53 0.06 69.88 10:50:03 all 72.70 0.00 2.40 0.36 0.12 24.41 10:50:03 0 76.65 0.00 2.61 0.20 0.12 20.41 10:50:03 1 72.46 0.00 2.46 0.59 0.12 24.38 10:50:03 2 72.59 0.00 2.22 0.24 0.12 24.82 10:50:03 3 69.10 0.00 2.32 0.42 0.12 28.04 Average: all 20.63 0.00 0.75 0.22 0.04 78.36 Average: 0 21.37 0.00 0.75 0.10 0.04 77.74 Average: 1 20.38 0.00 0.70 0.18 0.04 78.70 Average: 2 21.24 0.00 0.79 0.33 0.04 77.59 Average: 3 19.55 0.00 0.74 0.27 0.04 79.40