---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1345 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 11G 68G 14% / 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 627 10364 4 4997 15019 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:1a:30:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84731sec preferred_lft 84731sec inet6 fe80::f816:3eff:fe1a:3075/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:6a:cf:ee:9b:11 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-1345) 10/23/25 _x86_64_ (4 CPU) 07:06:05 LINUX RESTART (4 CPU) 07:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:34 20.27 12.20 7.38 0.68 608.66 1340.10 10104.17 07:30:01 7.08 0.56 6.16 0.36 20.12 968.11 786.21 Average: 13.98 6.65 6.80 0.53 328.11 1162.78 5662.43 07:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:34 7870380 11063312 4898260 29.92 115372 3232520 5022708 28.83 721492 7415916 716 07:30:01 10071336 13665560 2292852 14.00 133000 3588224 2492212 14.31 784936 5107460 177112 Average: 8970858 12364436 3595556 21.96 124186 3410372 3757460 21.57 753214 6261688 88914 07:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:34 lo 0.61 0.61 0.37 0.37 0.00 0.00 0.00 0.00 07:20:34 ens3 28.06 15.91 237.23 2.84 0.00 0.00 0.00 0.00 07:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 105.78 105.78 100.37 100.37 0.00 0.00 0.00 0.00 07:30:01 ens3 37.10 27.42 428.51 3.41 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 50.74 50.74 48.04 48.04 0.00 0.00 0.00 0.00 Average: ens3 32.37 21.40 328.41 3.11 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-1345) 10/23/25 _x86_64_ (4 CPU) 07:06:05 LINUX RESTART (4 CPU) 07:10:11 CPU %user %nice %system %iowait %steal %idle 07:20:34 all 50.56 0.09 0.95 0.90 0.12 47.38 07:20:34 0 54.47 0.10 1.13 1.73 0.15 42.41 07:20:34 1 42.59 0.20 0.79 1.19 0.09 55.13 07:20:34 2 59.65 0.00 0.96 0.32 0.11 38.95 07:20:34 3 45.53 0.04 0.90 0.37 0.11 53.05 07:30:01 all 50.84 0.00 0.78 0.09 0.10 48.19 07:30:01 0 37.80 0.00 0.65 0.08 0.08 61.39 07:30:01 1 67.78 0.00 0.86 0.11 0.11 31.14 07:30:01 2 48.07 0.00 0.83 0.10 0.09 50.90 07:30:01 3 49.72 0.00 0.81 0.07 0.09 49.31 Average: all 50.69 0.05 0.87 0.52 0.11 47.77 Average: 0 46.52 0.05 0.90 0.94 0.12 51.46 Average: 1 54.59 0.11 0.82 0.68 0.10 43.69 Average: 2 54.14 0.00 0.90 0.22 0.10 44.64 Average: 3 47.53 0.02 0.86 0.22 0.10 51.27