---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3159 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 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 697 10465 4 4826 14949 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:dd:58:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84655sec preferred_lft 84655sec inet6 fe80::f816:3eff:fedd:5896/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:4e:05:ee:30:a8 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-3159) 10/29/25 _x86_64_ (4 CPU) 09:13:07 LINUX RESTART (4 CPU) 09:20:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:14 11.72 2.38 8.22 1.12 144.90 2892.20 2602.09 09:40:01 25.78 0.60 21.14 4.05 20.76 4380.45 11757.05 Average: 18.82 1.48 14.74 2.60 82.25 3643.28 7222.39 09:20:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:14 10016908 13496352 2463344 15.05 132748 3473536 2743500 15.75 762304 5205328 33684 09:40:01 10781864 15362556 588896 3.60 164532 4461956 1103008 6.33 1060652 4035556 4 Average: 10399386 14429454 1526120 9.32 148640 3967746 1923254 11.04 911478 4620442 16844 09:20:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:14 lo 1.44 1.44 0.15 0.15 0.00 0.00 0.00 0.00 09:30:14 ens3 89.93 73.57 491.13 20.01 0.00 0.00 0.00 0.00 09:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 1499.67 1499.67 1421.99 1421.99 0.00 0.00 0.00 0.00 09:40:01 ens3 96.13 83.09 399.08 125.29 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 757.56 757.56 717.72 717.72 0.00 0.00 0.00 0.00 Average: ens3 93.06 78.38 444.67 73.14 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-3159) 10/29/25 _x86_64_ (4 CPU) 09:13:07 LINUX RESTART (4 CPU) 09:20:38 CPU %user %nice %system %iowait %steal %idle 09:30:14 all 74.09 0.00 2.29 0.07 0.13 23.41 09:30:14 0 74.02 0.00 2.19 0.06 0.13 23.60 09:30:14 1 75.95 0.00 2.50 0.05 0.13 21.36 09:30:14 2 72.82 0.00 2.21 0.10 0.13 24.73 09:30:14 3 73.58 0.00 2.25 0.07 0.13 23.96 09:40:01 all 56.29 0.00 2.27 1.46 0.10 39.87 09:40:01 0 52.54 0.00 2.21 2.01 0.09 43.15 09:40:01 1 53.20 0.00 2.08 1.27 0.10 43.35 09:40:01 2 59.24 0.00 2.35 1.61 0.11 36.68 09:40:01 3 60.21 0.00 2.45 0.97 0.10 36.27 Average: all 65.11 0.00 2.28 0.77 0.12 31.72 Average: 0 63.17 0.00 2.20 1.04 0.11 33.48 Average: 1 64.47 0.00 2.29 0.67 0.11 32.45 Average: 2 65.98 0.00 2.28 0.86 0.12 30.76 Average: 3 66.84 0.00 2.35 0.52 0.12 30.17