---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2959 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 17G 62G 21% / 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 686 11545 3 3756 14956 Swap: 1023 11 1012 ---> 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:9d:aa:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84310sec preferred_lft 84310sec inet6 fe80::f816:3eff:fe9d:aa28/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:ef:5b:2f:de:8b 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-16g-2959) 10/28/25 _x86_64_ (4 CPU) 20:06:50 LINUX RESTART (4 CPU) 20:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:01 71.33 3.01 63.99 4.33 673.11 29370.09 30781.29 20:30:16 50.14 20.86 27.63 1.64 229.04 2010.39 1501.90 20:40:16 18.51 1.18 16.62 0.71 12.96 412.97 756.21 Average: 46.60 8.47 35.91 2.22 303.06 10458.06 10862.11 20:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:01 1594260 6613808 9309972 56.86 253412 4639816 11536032 66.22 2208232 11873688 1552 20:30:16 5231612 8584424 7347056 44.87 261392 3085168 8209024 47.12 2205240 8374264 520 20:40:16 5585184 8975000 6956596 42.49 264012 3119644 7657944 43.96 2230480 7997040 224 Average: 4137019 8057744 7871208 48.07 259605 3614876 9134333 52.43 2214651 9414997 765 20:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:01 lo 8.06 8.06 9.02 9.02 0.00 0.00 0.00 0.00 20:20:01 ens3 64.21 48.31 1051.20 5.26 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:16 lo 46.81 46.81 23.27 23.27 0.00 0.00 0.00 0.00 20:30:16 ens3 2.13 2.56 0.54 0.51 0.00 0.00 0.00 0.00 20:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:16 lo 27.65 27.65 11.90 11.90 0.00 0.00 0.00 0.00 20:40:16 ens3 1.17 1.31 0.26 0.89 0.00 0.00 0.00 0.00 20:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 27.74 27.74 14.82 14.82 0.00 0.00 0.00 0.00 Average: ens3 22.18 17.16 345.21 2.20 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-16g-2959) 10/28/25 _x86_64_ (4 CPU) 20:06:50 LINUX RESTART (4 CPU) 20:10:07 CPU %user %nice %system %iowait %steal %idle 20:20:01 all 49.20 0.00 2.42 4.58 0.11 43.70 20:20:01 0 48.03 0.00 2.38 4.71 0.11 44.77 20:20:01 1 47.43 0.00 2.23 5.85 0.11 44.38 20:20:01 2 48.04 0.00 2.27 3.42 0.11 46.16 20:20:01 3 53.30 0.00 2.80 4.32 0.11 39.48 20:30:16 all 56.16 0.00 2.24 1.69 0.15 39.76 20:30:16 0 56.54 0.00 2.16 1.41 0.14 39.74 20:30:16 1 55.98 0.00 2.44 2.55 0.14 38.89 20:30:16 2 56.68 0.00 2.16 1.80 0.15 39.21 20:30:16 3 55.44 0.00 2.22 0.99 0.15 41.19 20:40:16 all 29.67 0.00 1.22 0.48 0.10 68.53 20:40:16 0 29.82 0.00 1.15 0.45 0.10 68.48 20:40:16 1 30.41 0.00 1.27 0.12 0.10 68.10 20:40:16 2 29.52 0.00 1.23 1.01 0.10 68.14 20:40:16 3 28.92 0.00 1.23 0.35 0.10 69.40 Average: all 45.08 0.00 1.96 2.24 0.12 50.60 Average: 0 44.88 0.00 1.90 2.18 0.12 50.93 Average: 1 44.69 0.00 1.98 2.83 0.12 50.38 Average: 2 44.83 0.00 1.88 2.07 0.12 51.10 Average: 3 45.93 0.00 2.08 1.87 0.12 49.99