---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2039 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 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 750 9210 4 6028 14896 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:5f:f3:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84090sec preferred_lft 84090sec inet6 fe80::f816:3eff:fe5f:f3d6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:1a:fb:b9:4d:0b 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-2039) 10/08/25 _x86_64_ (4 CPU) 20:24:18 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:37 29.45 0.44 15.82 13.19 13.66 4416.97 228660.14 20:50:08 56.28 0.00 43.19 13.08 0.10 2679.28 23992.28 21:00:00 24.64 0.10 20.34 4.20 4.65 4615.42 6258.59 Average: 36.39 0.19 26.00 10.20 6.39 3930.50 90534.62 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:37 8823096 13252080 2699340 16.49 185684 4301360 2974552 17.07 1019472 6076932 99728 20:50:08 8501040 13184100 2763932 16.88 210724 4500652 2881132 16.54 1104756 6264424 22940 21:00:00 9547280 15352844 590104 3.60 239572 5536664 1089520 6.25 1478888 4767244 4 Average: 8957139 13929675 2017792 12.32 211993 4779559 2315068 13.29 1201039 5702867 40891 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:37 lo 859.43 859.43 818.39 818.39 0.00 0.00 0.00 0.00 20:40:37 ens3 81.90 66.12 285.32 20.36 0.00 0.00 0.00 0.00 20:40:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:08 lo 5443.55 5443.55 5187.57 5187.57 0.00 0.00 0.00 0.00 20:50:08 ens3 91.19 65.35 29.44 22.59 0.00 0.00 0.00 0.00 20:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:00 lo 1687.80 1687.80 1590.01 1590.01 0.00 0.00 0.00 0.00 21:00:00 ens3 117.27 113.13 136.22 206.31 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2587.36 2587.36 2459.41 2459.41 0.00 0.00 0.00 0.00 Average: ens3 96.48 81.33 155.04 82.22 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-2039) 10/08/25 _x86_64_ (4 CPU) 20:24:18 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:37 all 67.54 0.00 2.74 0.42 0.11 29.19 20:40:37 0 66.19 0.00 2.77 0.35 0.12 30.57 20:40:37 1 66.89 0.00 2.89 0.48 0.11 29.63 20:40:37 2 67.81 0.00 2.45 0.61 0.11 29.02 20:40:37 3 69.28 0.00 2.84 0.23 0.10 27.55 20:50:08 all 61.07 0.00 4.16 0.20 0.11 34.46 20:50:08 0 59.62 0.00 3.69 0.22 0.11 36.37 20:50:08 1 60.41 0.00 3.88 0.13 0.11 35.47 20:50:08 2 63.05 0.00 4.43 0.25 0.11 32.15 20:50:08 3 61.18 0.00 4.64 0.21 0.11 33.87 21:00:00 all 45.46 0.00 2.23 0.43 0.10 51.78 21:00:00 0 40.60 0.00 2.00 0.15 0.09 57.15 21:00:00 1 46.01 0.00 2.20 0.85 0.10 50.83 21:00:00 2 51.76 0.00 2.40 0.37 0.10 45.37 21:00:00 3 43.48 0.00 2.32 0.34 0.09 53.77 Average: all 58.22 0.00 3.02 0.35 0.10 38.30 Average: 0 55.67 0.00 2.81 0.24 0.11 41.17 Average: 1 57.96 0.00 2.98 0.49 0.10 38.46 Average: 2 61.02 0.00 3.06 0.42 0.11 35.40 Average: 3 58.22 0.00 3.24 0.26 0.10 38.18