---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11888 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 12G 66G 16% / 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 675 8706 4 6606 14971 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:8e:12:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84733sec preferred_lft 84733sec inet6 fe80::f816:3eff:fe8e:1205/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:55:da:6d:fa:01 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-11888) 11/19/25 _x86_64_ (4 CPU) 09:06:40 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:12 37.59 0.64 23.23 13.71 474.45 2957.66 261351.30 09:30:12 29.86 0.03 26.69 3.14 0.55 4477.81 8810.91 Average: 33.76 0.34 24.95 8.47 239.59 3711.01 136198.11 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:12 8741748 12660396 3295856 20.13 140348 3892540 3256264 18.69 926160 6298012 190112 09:30:12 7701132 12480832 3471756 21.20 156720 4698796 3440512 19.75 1185364 7049468 204 Average: 8221440 12570614 3383806 20.67 148534 4295668 3348388 19.22 1055762 6673740 95158 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:12 lo 1337.82 1337.82 1268.27 1268.27 0.00 0.00 0.00 0.00 09:20:12 ens3 45.30 34.10 216.24 9.75 0.00 0.00 0.00 0.00 09:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:12 lo 1221.45 1221.45 1159.73 1159.73 0.00 0.00 0.00 0.00 09:30:12 ens3 28.04 23.16 26.05 7.50 0.00 0.00 0.00 0.00 09:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1280.15 1280.15 1214.48 1214.48 0.00 0.00 0.00 0.00 Average: ens3 36.75 28.68 121.99 8.64 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-11888) 11/19/25 _x86_64_ (4 CPU) 09:06:40 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:12 all 67.59 0.00 2.51 0.09 0.08 29.73 09:20:12 0 68.34 0.00 2.27 0.10 0.08 29.21 09:20:12 1 67.10 0.00 2.43 0.10 0.08 30.30 09:20:12 2 66.79 0.00 2.67 0.07 0.08 30.39 09:20:12 3 68.13 0.00 2.67 0.09 0.08 29.02 09:30:12 all 56.91 0.00 2.29 0.12 0.08 40.60 09:30:12 0 55.72 0.00 2.52 0.14 0.08 41.54 09:30:12 1 56.43 0.00 2.29 0.20 0.08 41.00 09:30:12 2 57.35 0.00 2.25 0.07 0.08 40.26 09:30:12 3 58.14 0.00 2.11 0.05 0.08 39.62 Average: all 62.29 0.00 2.40 0.10 0.08 35.12 Average: 0 62.08 0.00 2.39 0.12 0.08 35.32 Average: 1 61.81 0.00 2.36 0.15 0.08 35.60 Average: 2 62.11 0.00 2.46 0.07 0.08 35.28 Average: 3 63.18 0.00 2.40 0.07 0.08 34.28