---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6223 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 11G 67G 15% / 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 714 9585 4 5689 14932 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:d9:90:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.179/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84372sec preferred_lft 84372sec inet6 fe80::f816:3eff:fed9:9007/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:c3:32:16:d8:3b 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-6223) 11/05/25 _x86_64_ (4 CPU) 15:47:24 LINUX RESTART (4 CPU) 15:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:08 25.34 4.02 19.39 1.93 717.00 5660.36 7995.48 16:10:01 44.78 0.05 29.78 14.96 1.44 3464.48 252798.08 16:20:07 18.57 0.10 15.77 2.70 4.60 5799.72 75863.39 Average: 29.48 1.39 21.60 6.49 241.14 4982.66 111615.03 15:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:08 9896072 13576848 2380384 14.54 150316 3633556 2632432 15.11 846656 5212700 48928 16:10:01 8865032 13111724 2841180 17.35 177228 4126832 3023008 17.35 1007632 6033864 12240 16:20:07 9898136 15361548 584996 3.57 198740 5252092 1069596 6.14 1101944 4811004 2432 Average: 9553080 14016707 1935520 11.82 175428 4337493 2241679 12.87 985411 5352523 21200 15:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:08 lo 388.42 388.42 369.36 369.36 0.00 0.00 0.00 0.00 16:00:08 ens3 101.98 81.39 873.37 16.72 0.00 0.00 0.00 0.00 16:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1658.68 1658.68 1580.28 1580.28 0.00 0.00 0.00 0.00 16:10:01 ens3 44.01 35.69 135.37 11.33 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:07 lo 112.87 112.87 99.05 99.05 0.00 0.00 0.00 0.00 16:20:07 ens3 85.05 76.72 125.44 226.55 0.00 0.00 0.00 0.00 16:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 714.86 714.86 677.97 677.97 0.00 0.00 0.00 0.00 Average: ens3 77.15 64.74 378.15 85.56 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-6223) 11/05/25 _x86_64_ (4 CPU) 15:47:24 LINUX RESTART (4 CPU) 15:50:08 CPU %user %nice %system %iowait %steal %idle 16:00:08 all 45.69 0.00 1.67 1.21 0.10 51.33 16:00:08 0 44.87 0.00 1.71 0.57 0.09 52.76 16:00:08 1 44.13 0.00 1.51 2.92 0.10 51.35 16:00:08 2 47.51 0.00 1.71 0.83 0.10 49.86 16:00:08 3 46.26 0.00 1.77 0.53 0.10 51.35 16:10:01 all 59.29 0.00 2.57 0.18 0.11 37.85 16:10:01 0 56.81 0.00 2.60 0.21 0.11 40.26 16:10:01 1 59.44 0.00 2.50 0.11 0.11 37.84 16:10:01 2 60.73 0.00 2.28 0.25 0.11 36.64 16:10:01 3 60.17 0.00 2.90 0.17 0.11 36.65 16:20:07 all 47.77 0.00 1.60 0.37 0.08 50.19 16:20:07 0 48.79 0.00 1.50 0.24 0.08 49.39 16:20:07 1 42.99 0.00 1.34 0.23 0.08 55.37 16:20:07 2 49.54 0.00 1.74 0.20 0.08 48.44 16:20:07 3 49.76 0.00 1.80 0.80 0.09 47.56 Average: all 50.87 0.00 1.94 0.59 0.10 46.51 Average: 0 50.12 0.00 1.93 0.34 0.09 47.52 Average: 1 48.78 0.00 1.78 1.09 0.09 48.26 Average: 2 52.54 0.00 1.91 0.43 0.10 45.03 Average: 3 52.02 0.00 2.15 0.50 0.10 45.23