---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4068 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 9.4G 69G 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 594 11444 4 3950 15052 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:f8:e4:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82689sec preferred_lft 82689sec inet6 fe80::f816:3eff:fef8:e460/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:29:70:b1:9d:80 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-4068) 10/16/25 _x86_64_ (4 CPU) 09:47:59 LINUX RESTART (4 CPU) 09:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:10 9.31 1.10 7.32 0.89 676.63 1482.45 14539.49 10:10:10 1.18 0.01 1.18 0.00 0.04 14.64 0.43 10:20:10 1.07 0.00 1.07 0.00 0.01 12.83 0.00 10:30:09 1.14 0.00 1.14 0.00 0.00 13.59 0.00 10:40:10 13.09 2.73 9.07 1.29 152.96 2529.94 18549.96 Average: 5.16 0.77 3.96 0.44 165.96 811.18 6621.56 09:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:10 12820164 15542360 437532 2.67 93116 2824296 967312 5.55 584040 2640776 224 10:10:10 12818920 15541556 438380 2.68 93564 2824276 967392 5.55 584488 2641140 52 10:20:10 12818416 15541340 438544 2.68 93844 2824288 967392 5.55 584764 2642764 220 10:30:09 12817912 15541308 438544 2.68 94228 2824360 967460 5.55 585152 2644912 56 10:40:10 10559836 14063188 1897268 11.59 117272 3531192 2259040 12.97 879028 4580176 12368 Average: 12367050 15245950 730054 4.46 98405 2965682 1225719 7.04 643494 3029954 2584 09:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:10 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 10:00:10 ens3 16.34 8.62 212.61 1.48 0.00 0.00 0.00 0.00 10:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:10:10 ens3 0.40 0.13 0.11 0.06 0.00 0.00 0.00 0.00 10:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:20:10 ens3 0.37 0.12 0.08 0.04 0.00 0.00 0.00 0.00 10:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:09 ens3 0.50 0.16 0.13 0.08 0.00 0.00 0.00 0.00 10:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:10 lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 10:40:10 ens3 46.73 37.54 472.06 6.38 0.00 0.00 0.00 0.00 10:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 12.88 9.32 137.09 1.61 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-4068) 10/16/25 _x86_64_ (4 CPU) 09:47:59 LINUX RESTART (4 CPU) 09:50:10 CPU %user %nice %system %iowait %steal %idle 10:00:10 all 0.92 0.00 0.32 0.37 0.01 98.37 10:00:10 0 0.94 0.00 0.21 0.12 0.02 98.72 10:00:10 1 0.52 0.00 0.28 0.18 0.01 99.01 10:00:10 2 1.78 0.00 0.53 0.83 0.01 96.84 10:00:10 3 0.46 0.00 0.27 0.36 0.01 98.90 10:10:10 all 0.11 0.00 0.02 0.02 0.01 99.84 10:10:10 0 0.32 0.00 0.02 0.02 0.01 99.64 10:10:10 1 0.06 0.00 0.02 0.01 0.01 99.91 10:10:10 2 0.03 0.00 0.04 0.00 0.01 99.92 10:10:10 3 0.02 0.00 0.02 0.04 0.01 99.91 10:20:10 all 0.08 0.00 0.02 0.00 0.01 99.89 10:20:10 0 0.04 0.00 0.01 0.00 0.01 99.94 10:20:10 1 0.04 0.00 0.01 0.01 0.00 99.93 10:20:10 2 0.21 0.00 0.02 0.00 0.01 99.76 10:20:10 3 0.03 0.00 0.04 0.00 0.01 99.91 10:30:09 all 0.11 0.00 0.03 0.00 0.01 99.86 10:30:09 0 0.32 0.00 0.04 0.00 0.01 99.63 10:30:09 1 0.02 0.00 0.02 0.01 0.00 99.95 10:30:09 2 0.03 0.00 0.03 0.00 0.01 99.94 10:30:09 3 0.06 0.00 0.02 0.00 0.01 99.90 10:40:10 all 17.65 0.00 0.67 0.09 0.05 81.54 10:40:10 0 17.31 0.00 0.63 0.11 0.05 81.90 10:40:10 1 18.51 0.00 0.98 0.06 0.05 80.40 10:40:10 2 17.65 0.00 0.51 0.02 0.05 81.77 10:40:10 3 17.15 0.00 0.56 0.15 0.05 82.10 Average: all 3.77 0.00 0.21 0.10 0.02 95.90 Average: 0 3.79 0.00 0.18 0.05 0.02 95.96 Average: 1 3.83 0.00 0.26 0.05 0.01 95.84 Average: 2 3.94 0.00 0.23 0.17 0.02 95.64 Average: 3 3.54 0.00 0.18 0.11 0.02 96.15