---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3298 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 644 8627 4 6716 15002 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:52:9e:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84725sec preferred_lft 84725sec inet6 fe80::f816:3eff:fe52:9e21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:84:67:49:ad:10 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-3298) 10/13/25 _x86_64_ (4 CPU) 13:56:11 LINUX RESTART (4 CPU) 14:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:00 28.12 0.69 24.05 3.38 666.02 3499.06 28739.69 14:20:16 31.25 0.03 28.02 3.20 0.53 4487.89 13664.63 Average: 29.71 0.36 26.06 3.29 328.95 3999.91 21104.03 14:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:00 9004916 12822300 3134364 19.14 138520 3802664 3118140 17.90 947216 6037132 16880 14:20:16 7599564 12479344 3472500 21.21 157928 4797140 3366040 19.32 1242100 7086316 1780 Average: 8302240 12650822 3303432 20.18 148224 4299902 3242090 18.61 1094658 6561724 9330 14:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:00 lo 1423.07 1423.07 1349.49 1349.49 0.00 0.00 0.00 0.00 14:10:00 ens3 53.45 40.46 253.61 10.37 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:16 lo 1377.13 1377.13 1308.26 1308.26 0.00 0.00 0.00 0.00 14:20:16 ens3 29.69 24.47 26.16 8.19 0.00 0.00 0.00 0.00 14:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1399.80 1399.80 1328.60 1328.60 0.00 0.00 0.00 0.00 Average: ens3 41.41 32.36 138.40 9.27 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-3298) 10/13/25 _x86_64_ (4 CPU) 13:56:11 LINUX RESTART (4 CPU) 14:00:00 CPU %user %nice %system %iowait %steal %idle 14:10:00 all 68.92 0.00 2.67 0.14 0.14 28.13 14:10:00 0 68.00 0.00 2.85 0.16 0.13 28.86 14:10:00 1 69.99 0.00 2.53 0.17 0.14 27.17 14:10:00 2 69.09 0.00 2.78 0.06 0.14 27.92 14:10:00 3 68.61 0.00 2.51 0.17 0.14 28.57 14:20:16 all 59.91 0.00 2.44 0.14 0.11 37.41 14:20:16 0 59.10 0.00 2.18 0.20 0.10 38.41 14:20:16 1 59.84 0.00 2.53 0.06 0.11 37.46 14:20:16 2 61.31 0.00 2.66 0.16 0.11 35.77 14:20:16 3 59.40 0.00 2.38 0.12 0.11 37.99 Average: all 64.36 0.00 2.55 0.14 0.12 32.83 Average: 0 63.49 0.00 2.51 0.18 0.12 33.70 Average: 1 64.85 0.00 2.53 0.11 0.12 32.38 Average: 2 65.15 0.00 2.72 0.11 0.13 31.90 Average: 3 63.94 0.00 2.45 0.15 0.12 33.34