---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12653 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 9.8G 68G 13% / 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 647 10957 4 4384 14999 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:73:60:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.35/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84849sec preferred_lft 84849sec inet6 fe80::f816:3eff:fe73:606c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:c0:83:7c:fe:fd 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-12653) 11/22/25 _x86_64_ (4 CPU) 10:48:00 LINUX RESTART (4 CPU) 10:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 12.20 2.26 9.23 0.71 595.44 3213.59 8189.06 11:10:06 18.71 0.52 6.98 11.21 19.03 1513.95 237321.23 Average: 15.47 1.39 8.10 5.98 305.90 2359.82 123287.42 10:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 8791528 11987716 3974300 24.27 112300 3251656 4172612 23.95 689644 6537824 536 11:10:06 8878104 12588284 3370476 20.59 130176 3717292 3638228 20.88 825592 6297780 108100 Average: 8834816 12288000 3672388 22.43 121238 3484474 3905420 22.42 757618 6417802 54318 10:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 0.68 0.68 0.39 0.39 0.00 0.00 0.00 0.00 11:00:01 ens3 52.44 40.50 600.23 6.07 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:06 lo 187.83 187.83 178.43 178.43 0.00 0.00 0.00 0.00 11:10:06 ens3 36.62 27.78 407.36 4.68 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 94.69 94.69 89.82 89.82 0.00 0.00 0.00 0.00 Average: ens3 44.50 34.11 503.34 5.37 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-12653) 11/22/25 _x86_64_ (4 CPU) 10:48:00 LINUX RESTART (4 CPU) 10:50:02 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 50.78 0.00 1.06 0.17 0.07 47.92 11:00:01 0 46.75 0.00 1.03 0.14 0.07 52.01 11:00:01 1 45.16 0.00 1.00 0.33 0.07 53.44 11:00:01 2 54.00 0.00 1.06 0.08 0.07 44.80 11:00:01 3 57.23 0.00 1.14 0.12 0.07 41.43 11:10:06 all 46.37 0.00 0.83 0.09 0.07 52.64 11:10:06 0 59.89 0.00 0.91 0.11 0.08 39.00 11:10:06 1 38.87 0.00 0.93 0.08 0.06 60.07 11:10:06 2 33.27 0.00 0.70 0.13 0.07 65.84 11:10:06 3 53.46 0.00 0.78 0.05 0.07 45.64 Average: all 48.57 0.00 0.94 0.13 0.07 50.29 Average: 0 53.34 0.00 0.97 0.13 0.08 45.49 Average: 1 42.00 0.00 0.96 0.20 0.07 56.77 Average: 2 43.58 0.00 0.88 0.10 0.07 55.37 Average: 3 55.34 0.00 0.96 0.09 0.07 43.55