---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7977 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 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 8897 4 6449 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:3b:28:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84753sec preferred_lft 84753sec inet6 fe80::f816:3eff:fe3b:2836/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:8c:f3:10:7f:88 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-7977) 11/11/25 _x86_64_ (4 CPU) 16:25:00 LINUX RESTART (4 CPU) 16:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:00 24.39 0.54 20.95 2.90 340.43 2501.60 28012.09 16:50:00 38.81 0.03 24.90 13.88 0.65 4433.41 264200.33 Average: 31.60 0.29 22.93 8.39 170.54 3467.51 146106.21 16:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:00 8828900 12529148 3429068 20.94 140124 3678012 3544732 20.35 819292 6335608 108844 16:50:00 5567672 10217224 5736616 35.04 154756 4571392 5718356 32.82 1112504 9238732 280 Average: 7198286 11373186 4582842 27.99 147440 4124702 4631544 26.59 965898 7787170 54562 16:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:00 lo 1337.34 1337.34 1267.28 1267.28 0.00 0.00 0.00 0.00 16:40:00 ens3 32.61 27.97 108.14 8.09 0.00 0.00 0.00 0.00 16:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:00 lo 1172.23 1172.23 2002.65 2002.65 0.00 0.00 0.00 0.00 16:50:00 ens3 22.91 20.76 25.09 6.69 0.00 0.00 0.00 0.00 16:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1254.79 1254.79 1634.96 1634.96 0.00 0.00 0.00 0.00 Average: ens3 27.76 24.37 66.62 7.39 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-7977) 11/11/25 _x86_64_ (4 CPU) 16:25:00 LINUX RESTART (4 CPU) 16:30:00 CPU %user %nice %system %iowait %steal %idle 16:40:00 all 65.45 0.00 2.32 0.07 0.09 32.07 16:40:00 0 63.86 0.00 2.29 0.12 0.09 33.64 16:40:00 1 65.95 0.00 2.21 0.07 0.09 31.68 16:40:00 2 66.03 0.00 2.15 0.05 0.09 31.68 16:40:00 3 65.97 0.00 2.63 0.06 0.09 31.26 16:50:00 all 54.56 0.00 2.14 0.26 0.09 42.95 16:50:00 0 52.63 0.00 2.07 0.43 0.09 44.78 16:50:00 1 55.73 0.00 1.98 0.40 0.09 41.81 16:50:00 2 58.89 0.00 2.44 0.15 0.09 38.43 16:50:00 3 51.00 0.00 2.07 0.06 0.09 46.78 Average: all 60.00 0.00 2.23 0.17 0.09 37.51 Average: 0 58.25 0.00 2.18 0.28 0.09 39.20 Average: 1 60.84 0.00 2.09 0.23 0.09 36.74 Average: 2 62.46 0.00 2.29 0.10 0.09 35.06 Average: 3 58.48 0.00 2.35 0.06 0.09 39.03