---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12235 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 61G 22% / 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 706 11132 3 4150 14940 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:e4:14:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83644sec preferred_lft 83644sec inet6 fe80::f816:3eff:fee4:1470/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:92:26:8f:5d:ad 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-12235) 11/20/25 _x86_64_ (4 CPU) 18:46:23 LINUX RESTART (4 CPU) 18:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:01 94.54 3.13 75.93 15.48 675.03 32281.76 252163.65 19:10:05 46.37 21.06 23.90 1.41 234.24 1652.82 1980.76 19:20:05 9.03 0.07 8.51 0.45 2.00 251.72 1256.98 19:30:01 7.66 0.02 7.19 0.45 0.71 281.88 1117.91 Average: 39.37 6.12 28.82 4.43 227.57 8574.73 63775.33 18:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:01 165220 4713268 11212352 68.48 255452 4176332 13052888 74.92 2169852 13351472 2624 19:10:05 3646748 7317084 8612336 52.60 265788 3365356 9351000 53.67 2194448 9916288 308 19:20:05 8582024 12277316 3657144 22.34 266628 3389524 5212344 29.92 2213584 5003024 12796 19:30:01 10558204 14354644 1581012 9.66 270692 3485216 2831520 16.25 2233116 3008760 87844 Average: 5738049 9665578 6265711 38.27 264640 3604107 7611938 43.69 2202750 7819886 25893 18:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:01 lo 10.36 10.36 10.36 10.36 0.00 0.00 0.00 0.00 19:00:01 ens3 64.14 47.94 1107.85 5.29 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:05 lo 38.99 38.99 19.44 19.44 0.00 0.00 0.00 0.00 19:10:05 ens3 1.67 1.66 0.40 0.35 0.00 0.00 0.00 0.00 19:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:05 lo 27.80 27.80 10.33 10.33 0.00 0.00 0.00 0.00 19:20:05 ens3 0.78 0.65 0.16 0.13 0.00 0.00 0.00 0.00 19:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 11.83 11.83 7.06 7.06 0.00 0.00 0.00 0.00 19:30:01 ens3 0.57 0.46 0.17 0.13 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.31 22.31 11.82 11.82 0.00 0.00 0.00 0.00 Average: ens3 16.70 12.61 275.57 1.47 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-12235) 11/20/25 _x86_64_ (4 CPU) 18:46:23 LINUX RESTART (4 CPU) 18:50:05 CPU %user %nice %system %iowait %steal %idle 19:00:01 all 53.27 0.00 2.57 2.41 0.12 41.63 19:00:01 0 51.36 0.00 2.42 2.18 0.12 43.93 19:00:01 1 54.33 0.00 2.80 3.95 0.12 38.81 19:00:01 2 52.57 0.00 2.43 2.01 0.12 42.87 19:00:01 3 54.83 0.00 2.63 1.52 0.13 40.89 19:10:05 all 40.09 0.00 1.78 0.12 0.13 57.88 19:10:05 0 40.48 0.00 1.86 0.03 0.12 57.51 19:10:05 1 39.58 0.00 1.69 0.15 0.13 58.45 19:10:05 2 40.15 0.00 1.78 0.20 0.12 57.75 19:10:05 3 40.14 0.00 1.79 0.11 0.13 57.83 19:20:05 all 19.46 0.00 0.94 0.03 0.12 79.45 19:20:05 0 19.14 0.00 0.94 0.05 0.12 79.75 19:20:05 1 19.76 0.00 0.98 0.01 0.12 79.14 19:20:05 2 19.47 0.00 0.89 0.05 0.12 79.47 19:20:05 3 19.48 0.00 0.95 0.02 0.12 79.44 19:30:01 all 15.34 0.00 0.73 0.09 0.10 83.74 19:30:01 0 14.80 0.00 0.64 0.15 0.10 84.31 19:30:01 1 16.95 0.00 0.76 0.04 0.11 82.13 19:30:01 2 14.89 0.00 0.75 0.13 0.10 84.12 19:30:01 3 14.73 0.00 0.77 0.03 0.10 84.38 Average: all 32.05 0.00 1.50 0.66 0.12 65.67 Average: 0 31.47 0.00 1.47 0.60 0.12 66.36 Average: 1 32.66 0.00 1.56 1.03 0.12 64.63 Average: 2 31.79 0.00 1.46 0.60 0.12 66.04 Average: 3 32.29 0.00 1.53 0.42 0.12 65.64