---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10646 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 67G 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 615 10279 4 5094 15031 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:d5:f3:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84781sec preferred_lft 84781sec inet6 fe80::f816:3eff:fed5:f39b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:67:dd:ee:d2:3e 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-10646) 11/15/25 _x86_64_ (4 CPU) 00:26:21 LINUX RESTART (4 CPU) 00:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 19.87 0.70 7.68 11.50 676.33 1546.68 249482.33 00:50:08 15.27 0.52 13.60 1.15 19.02 2064.95 6147.23 Average: 17.54 0.61 10.68 6.26 343.65 1808.99 126326.38 00:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 8452276 11743904 4217744 25.76 114824 3343060 4443556 25.51 760812 6819504 292 00:50:08 9049296 13050856 2906464 17.75 137148 3992152 3077700 17.67 971768 5964248 267304 Average: 8750786 12397380 3562104 21.76 125986 3667606 3760628 21.59 866290 6391876 133798 00:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 0.64 0.64 0.39 0.39 0.00 0.00 0.00 0.00 00:40:01 ens3 30.06 19.83 247.41 3.55 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:08 lo 408.64 408.64 389.16 389.16 0.00 0.00 0.00 0.00 00:50:08 ens3 41.55 28.61 405.72 4.99 0.00 0.00 0.00 0.00 00:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 207.14 207.14 197.15 197.15 0.00 0.00 0.00 0.00 Average: ens3 35.87 24.27 327.53 4.28 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-10646) 11/15/25 _x86_64_ (4 CPU) 00:26:21 LINUX RESTART (4 CPU) 00:30:08 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 46.78 0.00 0.92 1.21 0.09 51.00 00:40:01 0 42.90 0.00 0.83 1.42 0.08 54.77 00:40:01 1 47.43 0.00 0.94 0.65 0.08 50.90 00:40:01 2 47.65 0.00 1.11 1.38 0.09 49.77 00:40:01 3 49.15 0.00 0.81 1.39 0.08 48.57 00:50:08 all 50.86 0.00 1.16 0.11 0.08 47.78 00:50:08 0 57.08 0.00 1.28 0.14 0.09 41.41 00:50:08 1 38.57 0.00 1.16 0.09 0.08 60.11 00:50:08 2 46.58 0.00 1.09 0.06 0.07 52.20 00:50:08 3 61.27 0.00 1.12 0.15 0.09 37.37 Average: all 48.85 0.00 1.04 0.65 0.08 49.37 Average: 0 50.08 0.00 1.06 0.77 0.09 48.01 Average: 1 42.93 0.00 1.05 0.37 0.08 55.57 Average: 2 47.11 0.00 1.10 0.71 0.08 51.00 Average: 3 55.29 0.00 0.97 0.76 0.09 42.89