---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1314 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 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 666 9071 4 6250 14980 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:15:b0:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84729sec preferred_lft 84729sec inet6 fe80::f816:3eff:fe15:b09a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:54:80:38:eb:d2 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-1314) 11/26/25 _x86_64_ (4 CPU) 08:29:14 LINUX RESTART (4 CPU) 08:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:05 55.81 4.70 47.70 3.41 273.81 5610.63 6399.26 08:50:04 31.56 0.01 28.25 3.31 0.17 2585.86 21373.10 Average: 43.74 2.37 38.02 3.36 137.63 4105.29 13851.32 08:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:05 9873828 13142816 2818212 17.21 127308 3279864 2900468 16.65 647424 5479016 33784 08:50:04 8567416 12455456 3501504 21.39 150232 3833996 3460244 19.86 790016 6582184 212200 Average: 9220622 12799136 3159858 19.30 138770 3556930 3180356 18.26 718720 6030600 122992 08:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:05 lo 1469.65 1469.65 1394.10 1394.10 0.00 0.00 0.00 0.00 08:40:05 ens3 102.51 80.69 919.07 16.08 0.00 0.00 0.00 0.00 08:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:04 lo 1483.17 1483.17 1412.73 1412.73 0.00 0.00 0.00 0.00 08:50:04 ens3 22.53 20.20 20.48 6.50 0.00 0.00 0.00 0.00 08:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1476.38 1476.38 1403.37 1403.37 0.00 0.00 0.00 0.00 Average: ens3 62.71 50.59 471.86 11.31 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-1314) 11/26/25 _x86_64_ (4 CPU) 08:29:14 LINUX RESTART (4 CPU) 08:30:00 CPU %user %nice %system %iowait %steal %idle 08:40:05 all 65.96 0.00 2.54 0.32 0.07 31.11 08:40:05 0 63.56 0.00 2.28 0.06 0.07 34.03 08:40:05 1 67.12 0.00 2.56 0.14 0.08 30.10 08:40:05 2 66.25 0.00 2.67 0.48 0.07 30.53 08:40:05 3 66.89 0.00 2.65 0.60 0.07 29.78 08:50:04 all 64.14 0.00 2.39 0.08 0.07 33.32 08:50:04 0 62.71 0.00 2.16 0.08 0.08 34.98 08:50:04 1 63.27 0.00 2.22 0.07 0.08 34.37 08:50:04 2 64.32 0.00 2.42 0.06 0.08 33.13 08:50:04 3 66.27 0.00 2.78 0.10 0.07 30.78 Average: all 65.05 0.00 2.47 0.20 0.07 32.21 Average: 0 63.14 0.00 2.22 0.07 0.07 34.50 Average: 1 65.21 0.00 2.39 0.10 0.08 32.22 Average: 2 65.29 0.00 2.54 0.27 0.08 31.83 Average: 3 66.58 0.00 2.71 0.35 0.07 30.28