---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12053 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 9.6G 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 630 11343 4 4015 15016 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:06:65:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82313sec preferred_lft 82313sec inet6 fe80::f816:3eff:fe06:65b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:02:a8:02:24:63 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-12053) 05/08/26 _x86_64_ (4 CPU) 14:08:32 LINUX RESTART (4 CPU) 14:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:22 3.95 0.09 3.58 0.27 4.69 271.66 549.56 14:30:19 1.39 0.01 1.38 0.00 0.04 15.59 0.19 14:40:01 1.14 0.00 1.14 0.00 0.00 12.62 0.01 14:50:22 1.32 0.00 1.32 0.00 0.00 14.46 0.00 15:00:23 14.18 0.00 1.38 12.79 0.15 15.30 242617.29 15:10:01 37.19 2.35 34.22 0.62 135.43 1429.65 783.80 Average: 9.67 0.40 6.99 2.28 22.61 286.35 40678.62 14:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:22 13663668 15508804 507688 3.10 56848 2014104 1146148 6.58 225208 2212000 16 14:30:19 13663700 15509444 507028 3.10 57332 2014220 1146212 6.58 225688 2212652 20 14:40:01 13663980 15510044 506352 3.09 57624 2014228 1146228 6.58 225988 2213896 4 14:50:22 13663980 15510544 505896 3.09 58112 2014240 1146212 6.58 226468 2214664 20 15:00:23 13661712 15513492 503104 3.07 58712 2018880 1146276 6.58 231760 2215828 40 15:10:01 12939900 15421860 558816 3.41 95708 2580956 1365732 7.84 326860 2806120 295616 Average: 13542823 15495698 514814 3.14 64056 2109438 1182801 6.79 243662 2312527 49286 14:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:22 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 14:20:22 ens3 5.10 3.03 82.27 0.25 0.00 0.00 0.00 0.00 14:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:19 ens3 0.24 0.09 0.04 0.02 0.00 0.00 0.00 0.00 14:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:01 ens3 0.28 0.11 0.07 0.04 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:22 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:50:22 ens3 0.21 0.09 0.05 0.02 0.00 0.00 0.00 0.00 14:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:00:23 ens3 0.22 0.12 0.07 0.04 0.00 0.00 0.00 0.00 15:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 15:10:01 ens3 40.91 29.01 365.16 7.54 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 7.61 5.26 72.93 1.27 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-12053) 05/08/26 _x86_64_ (4 CPU) 14:08:32 LINUX RESTART (4 CPU) 14:10:01 CPU %user %nice %system %iowait %steal %idle 14:20:22 all 0.29 0.00 0.12 0.06 0.02 99.52 14:20:22 0 0.11 0.00 0.21 0.02 0.01 99.64 14:20:22 1 0.50 0.00 0.08 0.01 0.02 99.39 14:20:22 2 0.21 0.00 0.08 0.16 0.01 99.53 14:20:22 3 0.34 0.00 0.09 0.04 0.03 99.50 14:30:19 all 0.03 0.00 0.02 0.01 0.02 99.92 14:30:19 0 0.03 0.00 0.03 0.04 0.03 99.87 14:30:19 1 0.02 0.00 0.02 0.00 0.02 99.94 14:30:19 2 0.03 0.00 0.01 0.00 0.01 99.95 14:30:19 3 0.03 0.00 0.02 0.01 0.02 99.93 14:40:01 all 0.14 0.00 0.02 0.03 0.01 99.79 14:40:01 0 0.06 0.00 0.01 0.10 0.01 99.82 14:40:01 1 0.03 0.00 0.03 0.00 0.02 99.92 14:40:01 2 0.45 0.00 0.03 0.00 0.01 99.50 14:40:01 3 0.02 0.00 0.02 0.02 0.01 99.92 14:50:22 all 0.16 0.00 0.02 0.02 0.01 99.78 14:50:22 0 0.02 0.00 0.01 0.05 0.01 99.91 14:50:22 1 0.02 0.00 0.02 0.00 0.01 99.94 14:50:22 2 0.58 0.00 0.04 0.04 0.02 99.32 14:50:22 3 0.01 0.00 0.01 0.01 0.01 99.95 15:00:23 all 0.12 0.00 0.03 0.03 0.01 99.81 15:00:23 0 0.01 0.00 0.01 0.02 0.01 99.95 15:00:23 1 0.41 0.00 0.04 0.00 0.01 99.53 15:00:23 2 0.04 0.00 0.04 0.08 0.01 99.82 15:00:23 3 0.02 0.00 0.02 0.01 0.02 99.93 15:10:01 all 3.51 0.00 0.37 0.22 0.02 95.87 15:10:01 0 3.25 0.00 0.35 0.24 0.02 96.15 15:10:01 1 4.03 0.00 0.52 0.30 0.03 95.14 15:10:01 2 2.22 0.00 0.17 0.20 0.02 97.38 15:10:01 3 4.57 0.00 0.44 0.16 0.02 94.82 Average: all 0.69 0.00 0.09 0.06 0.02 99.14 Average: 0 0.56 0.00 0.10 0.08 0.01 99.24 Average: 1 0.81 0.00 0.11 0.05 0.02 99.00 Average: 2 0.58 0.00 0.06 0.08 0.01 99.26 Average: 3 0.81 0.00 0.10 0.04 0.02 99.04