---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3273 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 634 10269 4 5085 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:25:13:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84762sec preferred_lft 84762sec inet6 fe80::f816:3eff:fe25:13ee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:f7:9c:b4:c1:f8 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-3273) 10/29/25 _x86_64_ (4 CPU) 14:16:59 LINUX RESTART (4 CPU) 14:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:19 9.20 0.78 7.64 0.78 662.53 1621.04 19733.35 14:40:06 6.06 0.40 5.37 0.29 12.34 719.18 276.85 Average: 7.67 0.59 6.53 0.54 345.70 1181.57 10252.44 14:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:19 8098464 11377400 4584528 28.00 113676 3332380 4768628 27.37 747948 7174476 356 14:40:06 9095996 13042052 2916180 17.81 130652 3945772 3154812 18.11 844168 6041708 479224 Average: 8597230 12209726 3750354 22.91 122164 3639076 3961720 22.74 796058 6608092 239790 14:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:19 lo 0.62 0.62 0.38 0.38 0.00 0.00 0.00 0.00 14:30:19 ens3 26.92 19.25 278.58 3.09 0.00 0.00 0.00 0.00 14:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:06 lo 105.73 105.73 99.88 99.88 0.00 0.00 0.00 0.00 14:40:06 ens3 34.88 24.72 413.74 3.28 0.00 0.00 0.00 0.00 14:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 51.84 51.84 48.86 48.86 0.00 0.00 0.00 0.00 Average: ens3 30.80 21.91 344.44 3.18 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-3273) 10/29/25 _x86_64_ (4 CPU) 14:16:59 LINUX RESTART (4 CPU) 14:20:01 CPU %user %nice %system %iowait %steal %idle 14:30:19 all 49.36 0.00 0.98 0.12 0.09 49.45 14:30:19 0 56.83 0.00 1.18 0.04 0.09 41.85 14:30:19 1 43.08 0.00 0.88 0.10 0.08 55.85 14:30:19 2 53.01 0.00 0.89 0.26 0.09 45.76 14:30:19 3 44.52 0.00 0.97 0.08 0.08 54.35 14:40:06 all 52.06 0.00 0.80 0.04 0.10 47.01 14:40:06 0 53.28 0.00 0.75 0.02 0.10 45.85 14:40:06 1 41.24 0.00 0.85 0.06 0.09 57.76 14:40:06 2 64.10 0.00 0.81 0.03 0.11 34.95 14:40:06 3 49.60 0.00 0.80 0.03 0.09 49.48 Average: all 50.68 0.00 0.89 0.08 0.09 48.26 Average: 0 55.10 0.00 0.97 0.03 0.10 43.80 Average: 1 42.19 0.00 0.87 0.08 0.08 56.78 Average: 2 58.41 0.00 0.85 0.15 0.10 40.49 Average: 3 47.00 0.00 0.89 0.05 0.08 51.98