---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1656 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 650 8561 4 6777 14996 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:80:55:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84426sec preferred_lft 84426sec inet6 fe80::f816:3eff:fe80:5554/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:7f:e7:86:93:0f 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-1656) 11/27/25 _x86_64_ (4 CPU) 14:49:59 LINUX RESTART (4 CPU) 14:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:03 75.59 17.55 54.12 3.92 2185.34 15950.35 14932.22 15:10:14 37.01 11.72 22.41 2.88 131.60 2214.37 13121.20 15:20:14 33.50 0.11 19.86 13.53 4.95 8821.99 244561.26 Average: 48.67 9.81 32.11 6.75 772.37 8966.77 90306.15 14:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:03 9885520 13555984 2401116 14.67 137284 3667888 2496856 14.33 907176 5188420 9356 15:10:14 8316628 12583052 3370336 20.58 159528 4187852 3477300 19.96 1070884 6554040 138864 15:20:14 8802056 15380500 564520 3.45 181252 6401736 1091924 6.27 1893624 5138900 332 Average: 9001401 13839845 2111991 12.90 159355 4752492 2355360 13.52 1290561 5627120 49517 14:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:03 lo 1443.39 1443.39 1368.76 1368.76 0.00 0.00 0.00 0.00 15:00:03 ens3 184.83 133.61 1326.34 27.98 0.00 0.00 0.00 0.00 15:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:14 lo 1111.34 1111.34 1057.66 1057.66 0.00 0.00 0.00 0.00 15:10:14 ens3 35.88 29.82 26.02 10.98 0.00 0.00 0.00 0.00 15:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:14 lo 594.93 594.93 4986.31 4986.31 0.00 0.00 0.00 0.00 15:20:14 ens3 67.80 67.40 128.88 576.37 0.00 0.00 0.00 0.00 15:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1050.84 1050.84 2461.05 2461.05 0.00 0.00 0.00 0.00 Average: ens3 95.95 76.76 492.29 203.72 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-1656) 11/27/25 _x86_64_ (4 CPU) 14:49:59 LINUX RESTART (4 CPU) 14:50:00 CPU %user %nice %system %iowait %steal %idle 15:00:03 all 57.29 0.00 2.97 0.74 0.09 38.91 15:00:03 0 56.60 0.00 2.71 1.26 0.09 39.34 15:00:03 1 55.32 0.00 2.71 0.31 0.08 41.57 15:00:03 2 60.53 0.00 3.49 0.76 0.09 35.13 15:00:03 3 56.72 0.00 2.95 0.63 0.09 39.60 15:10:14 all 67.23 0.06 2.39 0.15 0.09 30.08 15:10:14 0 67.80 0.19 2.17 0.18 0.09 29.58 15:10:14 1 67.49 0.00 2.25 0.12 0.09 30.05 15:10:14 2 65.30 0.00 2.42 0.21 0.09 31.98 15:10:14 3 68.33 0.07 2.71 0.10 0.09 28.70 15:20:14 all 39.57 0.00 1.59 0.32 0.08 58.44 15:20:14 0 36.37 0.00 1.43 0.41 0.09 61.71 15:20:14 1 37.73 0.00 1.72 0.30 0.08 60.16 15:20:14 2 38.59 0.00 1.34 0.26 0.08 59.73 15:20:14 3 45.57 0.00 1.87 0.33 0.08 52.16 Average: all 54.77 0.02 2.32 0.40 0.09 42.40 Average: 0 53.66 0.06 2.10 0.61 0.09 43.47 Average: 1 53.60 0.00 2.23 0.24 0.08 43.85 Average: 2 54.87 0.00 2.42 0.41 0.09 42.22 Average: 3 56.94 0.02 2.51 0.35 0.09 40.09