---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9893 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 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 642 10419 4 4927 15004 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:77:88:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83677sec preferred_lft 83677sec inet6 fe80::f816:3eff:fe77:8890/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:a2:8f:d0:87:1d 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-9893) 11/14/25 _x86_64_ (4 CPU) 00:05:26 LINUX RESTART (4 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:15 5.09 0.63 4.08 0.38 525.66 648.14 4295.94 00:30:15 38.16 4.17 33.31 0.69 253.17 3488.81 599.87 00:40:01 3.18 0.05 2.95 0.18 6.76 517.88 22.64 00:50:09 23.66 0.65 20.76 2.25 28.98 6128.90 9474.51 Average: 17.55 1.37 15.30 0.88 206.11 2707.18 3641.23 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:15 13502072 15536656 477844 2.92 57420 2201292 1146184 6.58 379044 2238328 24 00:30:15 10740524 13751524 2212520 13.51 109316 3078108 2551300 14.64 637020 4674400 408 00:40:01 9303408 12456900 3505932 21.41 114556 3203176 3702880 21.25 679616 6023556 320 00:50:09 10765924 15456468 500052 3.05 139068 4656448 1013436 5.82 1058516 4138212 12868 Average: 11077982 14300387 1674087 10.22 105090 3284756 2103450 12.07 688549 4268624 3405 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:15 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 00:20:15 ens3 11.24 7.11 123.46 0.51 0.00 0.00 0.00 0.00 00:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:15 lo 0.37 0.37 0.05 0.05 0.00 0.00 0.00 0.00 00:30:15 ens3 74.78 59.36 718.06 11.82 0.00 0.00 0.00 0.00 00:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 0.61 0.61 0.39 0.39 0.00 0.00 0.00 0.00 00:40:01 ens3 11.64 8.71 40.24 2.71 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:09 lo 474.74 474.74 449.62 449.62 0.00 0.00 0.00 0.00 00:50:09 ens3 67.30 51.57 484.50 83.31 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 120.06 120.06 113.56 113.56 0.00 0.00 0.00 0.00 Average: ens3 41.32 31.74 342.46 24.75 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-9893) 11/14/25 _x86_64_ (4 CPU) 00:05:26 LINUX RESTART (4 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:15 all 0.51 0.00 0.12 0.12 0.02 99.23 00:20:15 0 0.23 0.00 0.10 0.03 0.01 99.62 00:20:15 1 0.74 0.00 0.14 0.14 0.02 98.96 00:20:15 2 0.27 0.00 0.09 0.21 0.03 99.41 00:20:15 3 0.78 0.00 0.15 0.12 0.02 98.93 00:30:15 all 25.61 0.00 0.76 0.34 0.05 73.24 00:30:15 0 29.05 0.00 0.66 0.11 0.05 70.13 00:30:15 1 24.45 0.00 0.82 0.48 0.05 74.20 00:30:15 2 25.26 0.00 0.77 0.12 0.06 73.80 00:30:15 3 23.65 0.00 0.80 0.64 0.05 74.86 00:40:01 all 48.22 0.00 0.64 0.02 0.07 51.04 00:40:01 0 56.78 0.00 0.73 0.01 0.07 42.42 00:40:01 1 46.33 0.00 0.58 0.02 0.07 52.99 00:40:01 2 49.54 0.00 0.65 0.03 0.07 49.71 00:40:01 3 40.26 0.00 0.62 0.04 0.07 59.02 00:50:09 all 51.88 0.00 1.43 0.23 0.07 46.40 00:50:09 0 44.50 0.00 1.26 0.07 0.07 54.10 00:50:09 1 70.30 0.00 1.48 0.32 0.08 27.82 00:50:09 2 46.46 0.00 1.66 0.19 0.07 51.62 00:50:09 3 46.24 0.00 1.32 0.33 0.08 52.04 Average: all 31.32 0.00 0.74 0.18 0.05 67.71 Average: 0 32.34 0.00 0.68 0.05 0.05 66.87 Average: 1 35.28 0.00 0.75 0.24 0.05 63.67 Average: 2 30.13 0.00 0.79 0.14 0.05 68.89 Average: 3 27.53 0.00 0.72 0.28 0.05 71.42