---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1115 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: 5600.00 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 627 8711 4 6649 15019 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:27:6d:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84468sec preferred_lft 84468sec inet6 fe80::f816:3eff:fe27:6df3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:df:13:c8:37:b9 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-1115) 10/22/25 _x86_64_ (4 CPU) 10:37:30 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 39.59 3.54 22.64 13.40 820.84 4477.36 258174.64 11:00:12 25.91 0.02 22.91 2.98 0.22 2207.14 19161.06 Average: 32.69 1.76 22.78 8.15 407.01 3332.50 137641.40 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 9858400 13473460 2484944 15.18 135668 3619844 2578080 14.80 893392 5231432 31380 11:00:12 8664996 12801012 3154284 19.27 153976 4084440 3317120 19.04 1027928 6269192 142564 Average: 9261698 13137236 2819614 17.22 144822 3852142 2947600 16.92 960660 5750312 86972 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 1180.07 1180.07 1117.85 1117.85 0.00 0.00 0.00 0.00 10:50:01 ens3 112.35 88.70 1032.77 18.04 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:12 lo 1144.48 1144.48 1089.42 1089.42 0.00 0.00 0.00 0.00 11:00:12 ens3 40.91 31.44 25.07 11.11 0.00 0.00 0.00 0.00 11:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1162.12 1162.12 1103.51 1103.51 0.00 0.00 0.00 0.00 Average: ens3 76.32 59.83 524.59 14.55 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-1115) 10/22/25 _x86_64_ (4 CPU) 10:37:30 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 43.90 0.00 2.13 0.61 0.08 53.28 10:50:01 0 44.64 0.00 2.33 0.69 0.09 52.26 10:50:01 1 43.18 0.00 1.87 0.43 0.09 54.43 10:50:01 2 42.77 0.00 1.83 0.82 0.08 54.50 10:50:01 3 45.01 0.00 2.47 0.49 0.09 51.94 11:00:12 all 64.49 0.00 2.40 0.46 0.13 32.53 11:00:12 0 62.41 0.00 2.36 0.33 0.12 34.78 11:00:12 1 66.59 0.00 2.23 0.79 0.13 30.27 11:00:12 2 62.90 0.00 2.35 0.40 0.12 34.23 11:00:12 3 66.05 0.00 2.68 0.30 0.13 30.84 Average: all 54.27 0.00 2.26 0.53 0.11 42.83 Average: 0 53.59 0.00 2.34 0.50 0.11 43.46 Average: 1 54.97 0.00 2.05 0.61 0.11 42.26 Average: 2 52.91 0.00 2.09 0.61 0.10 44.29 Average: 3 55.62 0.00 2.58 0.40 0.11 41.31