---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7144 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 9.8G 68G 13% / 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 666 10941 4 4381 14979 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:53:9c:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84905sec preferred_lft 84905sec inet6 fe80::f816:3eff:fe53:9cbd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:04:4e:f2:dc:4b 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-7144) 11/08/25 _x86_64_ (4 CPU) 21:56:00 LINUX RESTART (4 CPU) 22:00:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:38 49.11 3.15 37.87 8.09 678.49 4878.91 45170.83 22:20:00 26.58 0.13 21.66 4.79 5.65 3269.20 9815.60 Average: 38.21 1.69 30.03 6.49 353.07 4100.37 28071.17 22:00:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:38 10008892 13622844 2334884 14.26 162780 3561344 2566704 14.73 783792 5183348 174220 22:20:00 11269148 15389036 564092 3.45 196652 3992612 1078268 6.19 957872 3681296 12960 Average: 10639020 14505940 1449488 8.85 179716 3776978 1822486 10.46 870832 4432322 93590 22:00:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:38 lo 4108.93 4108.93 3915.83 3915.83 0.00 0.00 0.00 0.00 22:10:38 ens3 149.31 115.52 734.63 32.71 0.00 0.00 0.00 0.00 22:10:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:00 lo 2066.52 2066.52 1952.60 1952.60 0.00 0.00 0.00 0.00 22:20:00 ens3 144.01 133.30 138.91 195.80 0.00 0.00 0.00 0.00 22:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3121.11 3121.11 2966.31 2966.31 0.00 0.00 0.00 0.00 Average: ens3 146.74 124.12 446.51 111.59 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-7144) 11/08/25 _x86_64_ (4 CPU) 21:56:00 LINUX RESTART (4 CPU) 22:00:38 CPU %user %nice %system %iowait %steal %idle 22:10:38 all 63.86 0.00 3.80 0.16 0.10 32.08 22:10:38 0 63.73 0.00 3.70 0.15 0.10 32.33 22:10:38 1 64.20 0.00 4.24 0.20 0.10 31.27 22:10:38 2 64.05 0.00 3.82 0.13 0.10 31.90 22:10:38 3 63.45 0.00 3.45 0.18 0.11 32.81 22:20:00 all 40.30 0.00 2.17 0.12 0.08 57.33 22:20:00 0 35.05 0.00 2.12 0.05 0.08 62.70 22:20:00 1 43.87 0.00 2.14 0.14 0.08 53.77 22:20:00 2 38.69 0.00 2.11 0.18 0.08 58.94 22:20:00 3 43.59 0.00 2.33 0.12 0.08 53.89 Average: all 52.45 0.00 3.01 0.14 0.09 44.31 Average: 0 49.84 0.00 2.93 0.10 0.09 47.05 Average: 1 54.36 0.00 3.22 0.17 0.09 42.16 Average: 2 51.77 0.00 2.99 0.15 0.09 44.99 Average: 3 53.84 0.00 2.91 0.15 0.09 43.01