---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1993 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 67G 15% / 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 720 9458 4 5810 14926 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:22:e7:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84457sec preferred_lft 84457sec inet6 fe80::f816:3eff:fe22:e701/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:ae:41:80:eb:e4 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-1993) 10/08/25 _x86_64_ (4 CPU) 14:54:11 LINUX RESTART (4 CPU) 15:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:00 24.50 0.47 21.42 2.60 16.84 3527.25 7653.51 15:20:00 26.49 0.07 23.46 2.96 1.65 5743.40 17977.02 Average: 25.49 0.27 22.44 2.78 9.25 4634.51 12811.48 15:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:00 8875996 13042752 2911460 17.78 165788 4084588 3153192 18.10 1004740 6060136 182780 15:20:00 7773692 13110556 2837676 17.33 189844 5167772 3246888 18.64 1270648 6830412 21744 Average: 8324844 13076654 2874568 17.56 177816 4626180 3200040 18.37 1137694 6445274 102262 15:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:00 lo 1210.36 1210.36 1152.89 1152.89 0.00 0.00 0.00 0.00 15:10:00 ens3 62.71 52.18 308.90 15.28 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:00 lo 1011.63 1011.63 963.31 963.31 0.00 0.00 0.00 0.00 15:20:00 ens3 50.83 42.57 216.40 12.33 0.00 0.00 0.00 0.00 15:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1111.07 1111.07 1058.17 1058.17 0.00 0.00 0.00 0.00 Average: ens3 56.77 47.38 262.69 13.81 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-1993) 10/08/25 _x86_64_ (4 CPU) 14:54:11 LINUX RESTART (4 CPU) 15:00:00 CPU %user %nice %system %iowait %steal %idle 15:10:00 all 66.32 0.00 2.51 0.93 0.25 29.99 15:10:00 0 68.29 0.00 2.65 0.50 0.36 28.20 15:10:00 1 65.31 0.00 2.27 0.95 0.16 31.32 15:10:00 2 64.58 0.00 2.63 1.58 0.31 30.90 15:10:00 3 67.11 0.00 2.48 0.68 0.18 29.55 15:20:00 all 58.27 0.00 2.25 0.51 0.14 38.84 15:20:00 0 62.23 0.00 2.53 0.69 0.14 34.42 15:20:00 1 56.94 0.00 2.10 0.24 0.13 40.58 15:20:00 2 57.48 0.00 2.20 0.81 0.14 39.38 15:20:00 3 56.43 0.00 2.16 0.30 0.13 40.98 Average: all 62.29 0.00 2.38 0.72 0.19 34.42 Average: 0 65.26 0.00 2.59 0.60 0.25 31.31 Average: 1 61.11 0.00 2.19 0.59 0.14 35.96 Average: 2 61.03 0.00 2.41 1.19 0.22 35.14 Average: 3 61.75 0.00 2.31 0.49 0.16 35.29