---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5983 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 641 8574 4 6773 15005 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:14:4a:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84419sec preferred_lft 84419sec inet6 fe80::f816:3eff:fe14:4a54/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:34:29:52:ff:8a 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-5983) 11/04/25 _x86_64_ (4 CPU) 19:03:19 LINUX RESTART (4 CPU) 19:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:10 23.01 0.07 20.00 2.95 7.31 2366.87 7080.55 19:30:10 30.41 0.02 27.21 3.17 0.49 4487.98 14205.14 Average: 26.71 0.05 23.60 3.06 3.90 3426.71 10640.44 19:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:10 9297972 13208696 2747152 16.78 145644 3881204 2855360 16.39 972456 5694968 22032 19:30:10 6615308 11562184 4389556 26.81 161488 4855604 4419284 25.37 1259316 8039040 1360 Average: 7956640 12385440 3568354 21.79 153566 4368404 3637322 20.88 1115886 6867004 11696 19:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:10 lo 1393.82 1393.82 1321.38 1321.38 0.00 0.00 0.00 0.00 19:20:10 ens3 53.75 42.79 57.70 14.54 0.00 0.00 0.00 0.00 19:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:10 lo 1190.96 1190.96 1130.74 1130.74 0.00 0.00 0.00 0.00 19:30:10 ens3 38.71 32.09 31.23 12.13 0.00 0.00 0.00 0.00 19:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1292.46 1292.46 1226.12 1226.12 0.00 0.00 0.00 0.00 Average: ens3 46.24 37.44 44.48 13.33 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-5983) 11/04/25 _x86_64_ (4 CPU) 19:03:19 LINUX RESTART (4 CPU) 19:10:09 CPU %user %nice %system %iowait %steal %idle 19:20:10 all 65.52 0.00 2.46 0.31 0.10 31.62 19:20:10 0 64.15 0.00 2.24 0.56 0.10 32.95 19:20:10 1 66.67 0.00 2.62 0.13 0.09 30.49 19:20:10 2 66.13 0.00 2.41 0.44 0.10 30.93 19:20:10 3 65.13 0.00 2.56 0.09 0.09 32.12 19:30:10 all 56.68 0.00 2.37 0.20 0.09 40.66 19:30:10 0 55.21 0.00 2.19 0.26 0.09 42.25 19:30:10 1 56.68 0.00 2.38 0.15 0.09 40.70 19:30:10 2 57.09 0.00 2.58 0.16 0.09 40.08 19:30:10 3 57.74 0.00 2.32 0.23 0.09 39.61 Average: all 61.10 0.00 2.41 0.25 0.09 36.14 Average: 0 59.68 0.00 2.21 0.41 0.09 37.60 Average: 1 61.68 0.00 2.50 0.14 0.09 35.59 Average: 2 61.61 0.00 2.50 0.30 0.09 35.50 Average: 3 61.44 0.00 2.44 0.16 0.09 35.86