---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11342 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 12G 66G 16% / 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 655 8643 4 6690 14991 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:9e:4e:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84628sec preferred_lft 84628sec inet6 fe80::f816:3eff:fe9e:4e74/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:7f:d1:c2:3d:84 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 inet6 fe80::347f:d1ff:fec2:3d84/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11342) 11/17/25 _x86_64_ (4 CPU) 09:05:30 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:04 28.49 0.65 14.28 13.56 534.31 1586.05 306138.07 09:30:00 29.93 0.20 25.84 3.89 5.14 7377.05 23285.30 Average: 29.21 0.43 20.02 8.76 271.40 4463.17 165609.34 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:04 9529296 13077796 2880532 17.59 126032 3550520 3153192 18.10 848540 5609020 84 09:30:00 7303044 12870580 3077316 18.80 160288 5440544 3056128 17.54 1660752 6887896 7220 Average: 8416170 12974188 2978924 18.19 143160 4495532 3104660 17.82 1254646 6248458 3652 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:04 lo 44.89 44.89 10.47 10.47 0.00 0.00 0.00 0.00 09:20:04 ens3 19.45 15.25 136.55 2.76 0.00 0.00 0.00 0.00 09:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:00 lo 1558.48 1558.48 1476.93 1476.93 0.00 0.00 0.00 0.00 09:30:00 ens3 53.32 39.83 446.83 8.48 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 796.88 796.88 739.05 739.05 0.00 0.00 0.00 0.00 Average: ens3 36.28 27.46 290.70 5.60 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-11342) 11/17/25 _x86_64_ (4 CPU) 09:05:30 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:04 all 24.46 0.00 1.04 0.12 0.09 74.29 09:20:04 0 24.18 0.00 0.96 0.06 0.08 74.72 09:20:04 1 24.42 0.00 1.01 0.07 0.09 74.41 09:20:04 2 24.50 0.00 1.11 0.17 0.09 74.13 09:20:04 3 24.73 0.00 1.10 0.17 0.09 73.90 09:30:00 all 44.07 0.00 2.22 0.23 0.10 53.38 09:30:00 0 44.31 0.00 2.64 0.12 0.11 52.82 09:30:00 1 44.79 0.00 2.13 0.47 0.10 52.51 09:30:00 2 43.77 0.00 1.89 0.05 0.10 54.19 09:30:00 3 43.41 0.00 2.21 0.29 0.10 53.99 Average: all 34.19 0.00 1.63 0.18 0.10 63.91 Average: 0 34.17 0.00 1.79 0.09 0.10 63.85 Average: 1 34.52 0.00 1.57 0.27 0.09 63.54 Average: 2 34.07 0.00 1.50 0.11 0.10 64.23 Average: 3 34.01 0.00 1.65 0.23 0.10 64.01