---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3055 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 619 9143 4 6225 15027 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:6b:48:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84305sec preferred_lft 84305sec inet6 fe80::f816:3eff:fe6b:4855/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:90:02:ba:76:d6 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-3055) 12/02/25 _x86_64_ (4 CPU) 05:21:28 LINUX RESTART (4 CPU) 05:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:07 23.66 0.06 20.90 2.70 7.00 2273.62 21801.89 05:50:01 25.89 0.03 23.23 2.64 0.51 4331.50 19259.01 Average: 24.77 0.04 22.06 2.67 3.77 3299.11 20534.72 05:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:07 9297996 12893032 3065204 18.72 141964 3565976 3217276 18.47 730064 5933656 179908 05:50:01 6375056 10840724 5114444 31.24 156412 4385184 5032860 28.89 995084 8564188 40 Average: 7836526 11866878 4089824 24.98 149188 3975580 4125068 23.68 862574 7248922 89974 05:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:07 lo 1416.46 1416.46 1342.82 1342.82 0.00 0.00 0.00 0.00 05:40:07 ens3 39.22 31.79 26.24 11.62 0.00 0.00 0.00 0.00 05:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1056.00 1056.00 3161.46 3161.46 0.00 0.00 0.00 0.00 05:50:01 ens3 45.41 34.12 41.19 11.90 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1236.84 1236.84 2249.09 2249.09 0.00 0.00 0.00 0.00 Average: ens3 42.30 32.96 33.69 11.76 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-3055) 12/02/25 _x86_64_ (4 CPU) 05:21:28 LINUX RESTART (4 CPU) 05:30:10 CPU %user %nice %system %iowait %steal %idle 05:40:07 all 65.10 0.00 2.31 0.53 0.09 31.97 05:40:07 0 67.34 0.00 2.31 1.03 0.09 29.23 05:40:07 1 62.78 0.00 2.53 0.94 0.09 33.66 05:40:07 2 64.45 0.00 1.93 0.08 0.09 33.45 05:40:07 3 65.81 0.00 2.49 0.05 0.09 31.56 05:50:01 all 54.33 0.00 2.15 0.14 0.09 43.29 05:50:01 0 54.25 0.00 2.09 0.23 0.09 43.32 05:50:01 1 55.84 0.00 2.24 0.11 0.09 41.72 05:50:01 2 51.60 0.00 1.90 0.11 0.09 46.30 05:50:01 3 55.63 0.00 2.37 0.10 0.09 41.81 Average: all 59.73 0.00 2.23 0.33 0.09 37.62 Average: 0 60.82 0.00 2.20 0.63 0.09 36.25 Average: 1 59.32 0.00 2.38 0.53 0.09 37.68 Average: 2 58.04 0.00 1.91 0.10 0.09 39.86 Average: 3 60.73 0.00 2.43 0.07 0.09 36.67