---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7306 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 12G 67G 15% / 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 9501 4 5852 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:4e:c3:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84493sec preferred_lft 84493sec inet6 fe80::f816:3eff:fe4e:c36f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:f8:f2:d7:33:3a 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-7306) 11/09/25 _x86_64_ (4 CPU) 08:43:00 LINUX RESTART (4 CPU) 08:50:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:30 10.62 0.02 8.95 1.65 0.25 828.20 46243.35 09:10:01 32.40 0.21 27.99 4.20 5.36 7693.17 24769.79 Average: 21.22 0.11 18.22 2.89 2.74 4169.31 35792.39 08:50:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:30 9458984 12881576 3077616 18.80 127256 3422984 3284312 18.85 781364 5735828 268 09:10:01 7307016 12753652 3195428 19.52 161656 5317420 3413864 19.60 1595024 6982560 10124 Average: 8383000 12817614 3136522 19.16 144456 4370202 3349088 19.22 1188194 6359194 5196 08:50:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:30 lo 50.70 50.70 12.71 12.71 0.00 0.00 0.00 0.00 09:00:30 ens3 6.21 5.59 7.66 1.67 0.00 0.00 0.00 0.00 09:00:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 1668.94 1668.94 1587.05 1587.05 0.00 0.00 0.00 0.00 09:10:01 ens3 55.70 44.91 468.05 10.61 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 838.28 838.28 778.93 778.93 0.00 0.00 0.00 0.00 Average: ens3 30.30 24.73 231.72 6.02 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-7306) 11/09/25 _x86_64_ (4 CPU) 08:43:00 LINUX RESTART (4 CPU) 08:50:28 CPU %user %nice %system %iowait %steal %idle 09:00:30 all 19.84 0.00 0.83 0.10 0.09 79.14 09:00:30 0 20.09 0.00 0.78 0.05 0.09 79.00 09:00:30 1 19.77 0.00 0.97 0.19 0.09 78.98 09:00:30 2 20.61 0.00 0.81 0.07 0.09 78.43 09:00:30 3 18.90 0.00 0.76 0.08 0.10 80.16 09:10:01 all 45.92 0.00 2.26 0.43 0.08 51.30 09:10:01 0 44.37 0.00 1.97 0.48 0.09 53.09 09:10:01 1 45.14 0.00 2.57 0.35 0.08 51.86 09:10:01 2 46.49 0.00 2.21 0.45 0.08 50.76 09:10:01 3 47.68 0.00 2.30 0.43 0.08 49.51 Average: all 32.53 0.00 1.53 0.26 0.09 65.60 Average: 0 31.90 0.00 1.36 0.26 0.09 66.39 Average: 1 32.11 0.00 1.75 0.26 0.09 65.79 Average: 2 33.19 0.00 1.49 0.25 0.09 64.98 Average: 3 32.90 0.00 1.51 0.25 0.09 65.25