---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4990 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 9.6G 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 664 11219 4 4105 14982 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:08:39:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83690sec preferred_lft 83690sec inet6 fe80::f816:3eff:fe08:3930/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:f2:22:ab:8a:dc 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-4990) 11/03/25 _x86_64_ (4 CPU) 10:11:54 LINUX RESTART (4 CPU) 10:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:04 1.46 0.00 1.43 0.02 0.04 18.00 201.55 10:40:05 1.33 0.00 1.32 0.01 0.00 15.53 0.09 10:50:14 15.69 2.27 2.95 10.47 135.27 904.46 237908.91 Average: 6.21 0.77 1.90 3.53 45.53 315.49 80126.08 10:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:04 13009996 15500988 482924 2.95 89880 2599140 1002584 5.75 447296 2601220 240 10:40:05 13010924 15502548 481424 2.94 90480 2599156 1002584 5.75 447904 2604020 240 10:50:14 11495248 14320824 1649840 10.08 103000 2909516 2146432 12.32 569256 4004536 36152 Average: 12505389 15108120 871396 5.32 94453 2702604 1383867 7.94 488152 3069925 12211 10:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:04 ens3 0.43 0.11 0.07 0.04 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 10:40:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:05 ens3 0.59 0.18 0.17 0.10 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:14 lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 10:50:14 ens3 34.91 27.57 356.04 4.26 0.00 0.00 0.00 0.00 10:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 12.09 9.37 119.89 1.48 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-4990) 11/03/25 _x86_64_ (4 CPU) 10:11:54 LINUX RESTART (4 CPU) 10:20:04 CPU %user %nice %system %iowait %steal %idle 10:30:04 all 0.22 0.00 0.02 0.01 0.01 99.74 10:30:04 0 0.01 0.00 0.02 0.00 0.00 99.96 10:30:04 1 0.03 0.00 0.04 0.01 0.02 99.90 10:30:04 2 0.03 0.00 0.01 0.01 0.01 99.93 10:30:04 3 0.82 0.00 0.01 0.00 0.01 99.16 10:40:05 all 0.12 0.00 0.02 0.03 0.01 99.82 10:40:05 0 0.03 0.00 0.03 0.09 0.01 99.85 10:40:05 1 0.02 0.00 0.02 0.00 0.01 99.96 10:40:05 2 0.14 0.00 0.02 0.02 0.00 99.82 10:40:05 3 0.30 0.00 0.02 0.01 0.01 99.66 10:50:14 all 8.78 0.00 0.34 0.06 0.03 90.79 10:50:14 0 8.94 0.00 0.36 0.03 0.03 90.64 10:50:14 1 9.03 0.00 0.33 0.09 0.03 90.51 10:50:14 2 8.33 0.00 0.28 0.02 0.03 91.34 10:50:14 3 8.80 0.00 0.38 0.10 0.04 90.68 Average: all 3.06 0.00 0.13 0.03 0.02 96.76 Average: 0 3.02 0.00 0.14 0.04 0.02 96.79 Average: 1 3.06 0.00 0.13 0.03 0.02 96.76 Average: 2 2.86 0.00 0.10 0.02 0.01 97.01 Average: 3 3.33 0.00 0.14 0.04 0.02 96.48