---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10523 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 624 10403 4 4961 15022 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:56:7b:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84572sec preferred_lft 84572sec inet6 fe80::f816:3eff:fe56:7b01/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:f0:2b:a0:e5:79 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-10523) 11/14/25 _x86_64_ (4 CPU) 16:50:18 LINUX RESTART (4 CPU) 17:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:34 3.29 0.05 3.08 0.16 6.37 486.69 35.78 17:20:07 26.07 0.69 22.99 2.39 30.99 6434.78 6305.65 Average: 14.17 0.35 12.59 1.23 18.13 3328.09 3030.89 17:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:34 9441712 12632040 3330472 20.34 115724 3239112 3558728 20.43 706960 5876760 112 17:20:07 10702652 15428000 528264 3.23 140216 4689952 1033584 5.93 1083724 4162432 15000 Average: 10072182 14030020 1929368 11.78 127970 3964532 2296156 13.18 895342 5019596 7556 17:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:34 lo 0.58 0.58 0.36 0.36 0.00 0.00 0.00 0.00 17:10:34 ens3 11.78 8.65 36.51 2.29 0.00 0.00 0.00 0.00 17:10:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:07 lo 532.53 532.53 504.66 504.66 0.00 0.00 0.00 0.00 17:20:07 ens3 73.89 57.66 514.77 88.86 0.00 0.00 0.00 0.00 17:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 254.69 254.69 241.26 241.26 0.00 0.00 0.00 0.00 Average: ens3 41.45 32.06 264.97 43.65 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-10523) 11/14/25 _x86_64_ (4 CPU) 16:50:18 LINUX RESTART (4 CPU) 17:00:09 CPU %user %nice %system %iowait %steal %idle 17:10:34 all 45.86 0.00 0.59 0.11 0.07 53.37 17:10:34 0 39.80 0.00 0.64 0.01 0.07 59.47 17:10:34 1 37.72 0.00 0.48 0.02 0.07 61.71 17:10:34 2 54.69 0.00 0.68 0.29 0.08 44.26 17:10:34 3 51.25 0.00 0.55 0.12 0.07 48.02 17:20:07 all 53.75 0.00 1.54 0.18 0.08 44.46 17:20:07 0 66.59 0.00 1.41 0.21 0.08 31.71 17:20:07 1 50.17 0.00 1.96 0.11 0.09 47.67 17:20:07 2 46.10 0.00 1.33 0.11 0.08 52.39 17:20:07 3 52.13 0.00 1.45 0.26 0.08 46.07 Average: all 49.63 0.00 1.04 0.14 0.08 49.11 Average: 0 52.61 0.00 1.01 0.11 0.08 46.20 Average: 1 43.67 0.00 1.19 0.06 0.08 55.00 Average: 2 50.59 0.00 0.99 0.21 0.08 48.14 Average: 3 51.67 0.00 0.98 0.19 0.07 47.09