---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3013 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 649 9356 4 5983 14997 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:14:b2:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84540sec preferred_lft 84540sec inet6 fe80::f816:3eff:fe14:b245/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:e3:fe:8f:4b:55 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-3013) 12/02/25 _x86_64_ (4 CPU) 01:06:25 LINUX RESTART (4 CPU) 01:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 22.33 1.30 17.49 3.54 563.82 3193.14 79509.24 01:30:14 23.65 0.17 20.06 3.42 4.35 1884.57 26361.54 Average: 23.00 0.73 18.79 3.48 280.80 2531.17 52623.19 01:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9573920 13125340 2833464 17.31 127856 3549688 3136912 18.01 849160 5566080 36 01:30:14 8983616 12951428 3003892 18.35 149972 3912888 3141476 18.03 994472 5978540 21132 Average: 9278768 13038384 2918678 17.83 138914 3731288 3139194 18.02 921816 5772310 10584 01:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 29.44 29.44 6.75 6.75 0.00 0.00 0.00 0.00 01:20:01 ens3 25.99 19.84 164.46 5.75 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:14 lo 1381.80 1381.80 1292.83 1292.83 0.00 0.00 0.00 0.00 01:30:14 ens3 41.70 31.71 245.08 8.11 0.00 0.00 0.00 0.00 01:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 713.57 713.57 657.34 657.34 0.00 0.00 0.00 0.00 Average: ens3 33.94 25.84 205.24 6.94 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-3013) 12/02/25 _x86_64_ (4 CPU) 01:06:25 LINUX RESTART (4 CPU) 01:10:03 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 33.00 0.00 1.30 0.22 0.09 65.39 01:20:01 0 33.40 0.00 1.19 0.15 0.09 65.16 01:20:01 1 33.09 0.00 1.27 0.33 0.09 65.22 01:20:01 2 32.53 0.00 1.40 0.24 0.10 65.72 01:20:01 3 32.99 0.00 1.32 0.15 0.09 65.45 01:30:14 all 36.16 0.00 1.87 0.08 0.09 61.80 01:30:14 0 35.87 0.00 1.83 0.04 0.09 62.18 01:30:14 1 35.38 0.00 1.85 0.05 0.10 62.62 01:30:14 2 36.51 0.00 2.10 0.04 0.09 61.25 01:30:14 3 36.87 0.00 1.71 0.19 0.10 61.14 Average: all 34.60 0.00 1.59 0.15 0.09 63.57 Average: 0 34.65 0.00 1.51 0.09 0.09 63.66 Average: 1 34.25 0.00 1.56 0.19 0.09 63.90 Average: 2 34.54 0.00 1.76 0.14 0.10 63.46 Average: 3 34.95 0.00 1.51 0.17 0.09 63.27