---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10614 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 11G 67G 14% / 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 622 10440 4 4926 15024 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:53:0b:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84793sec preferred_lft 84793sec inet6 fe80::f816:3eff:fe53:b0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:24:8f:3b:84:ed 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-10614) 11/14/25 _x86_64_ (4 CPU) 19:44:29 LINUX RESTART (4 CPU) 19:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:09 3.72 0.06 3.45 0.22 6.72 586.87 374.93 20:10:06 22.67 0.61 20.00 2.06 23.63 6033.91 8915.44 Average: 13.12 0.33 11.66 1.13 15.11 3288.78 4611.30 19:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:09 9392456 12546744 3415740 20.86 113804 3204792 3639132 20.89 683976 5933048 344 20:10:06 10700732 15386232 569872 3.48 137972 4652888 1090752 6.26 1056632 4191776 26996 Average: 10046594 13966488 1992806 12.17 125888 3928840 2364942 13.57 870304 5062412 13670 19:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:09 lo 0.61 0.61 0.37 0.37 0.00 0.00 0.00 0.00 20:00:09 ens3 12.00 9.57 37.84 2.55 0.00 0.00 0.00 0.00 20:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:06 lo 464.62 464.62 440.60 440.60 0.00 0.00 0.00 0.00 20:10:06 ens3 56.49 44.61 488.31 53.91 0.00 0.00 0.00 0.00 20:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 230.78 230.78 218.74 218.74 0.00 0.00 0.00 0.00 Average: ens3 34.07 26.95 261.29 28.02 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-10614) 11/14/25 _x86_64_ (4 CPU) 19:44:29 LINUX RESTART (4 CPU) 19:50:01 CPU %user %nice %system %iowait %steal %idle 20:00:09 all 49.98 0.00 0.69 0.02 0.08 49.23 20:00:09 0 44.92 0.00 0.57 0.02 0.08 54.41 20:00:09 1 51.07 0.00 0.69 0.04 0.08 48.12 20:00:09 2 64.03 0.00 0.85 0.01 0.08 35.03 20:00:09 3 39.91 0.00 0.65 0.02 0.08 59.35 20:10:06 all 50.48 0.00 1.38 0.16 0.08 47.89 20:10:06 0 43.96 0.00 1.30 0.04 0.08 54.63 20:10:06 1 42.33 0.00 1.36 0.14 0.09 56.09 20:10:06 2 75.30 0.00 1.40 0.15 0.09 23.06 20:10:06 3 40.37 0.00 1.46 0.33 0.07 57.77 Average: all 50.23 0.00 1.03 0.09 0.08 48.57 Average: 0 44.44 0.00 0.93 0.03 0.08 54.52 Average: 1 46.73 0.00 1.02 0.09 0.08 52.07 Average: 2 69.61 0.00 1.12 0.08 0.08 29.10 Average: 3 40.14 0.00 1.05 0.17 0.08 58.57