---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19932 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 721 26454 4 4916 30903 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:e1:51:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84833sec preferred_lft 84833sec inet6 fe80::f816:3eff:fee1:51fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:d5:5f:f7:67:b8 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19932) 05/25/26 _x86_64_ (8 CPU) 12:55:50 LINUX RESTART (8 CPU) 13:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:08 46.49 0.74 27.12 18.63 623.18 3546.89 526216.10 13:20:00 32.60 0.01 28.36 4.23 0.09 2531.78 10710.43 Average: 39.54 0.38 27.74 11.42 311.26 3038.72 268149.21 13:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:08 25488736 29460380 2846436 8.66 172456 4013008 2816364 8.31 929072 5983124 13260 13:20:00 24374880 28810008 3492944 10.63 203376 4401428 3446764 10.16 1050916 6927056 54824 Average: 24931808 29135194 3169690 9.65 187916 4207218 3131564 9.23 989994 6455090 34042 13:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:08 lo 1268.17 1268.17 1206.91 1206.91 0.00 0.00 0.00 0.00 13:10:08 ens3 77.65 51.93 216.08 17.01 0.00 0.00 0.00 0.00 13:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 1896.54 1896.54 1807.20 1807.20 0.00 0.00 0.00 0.00 13:20:00 ens3 45.35 30.56 14.64 12.38 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1582.74 1582.74 1507.42 1507.42 0.00 0.00 0.00 0.00 Average: ens3 61.48 41.23 115.24 14.69 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19932) 05/25/26 _x86_64_ (8 CPU) 12:55:50 LINUX RESTART (8 CPU) 13:00:18 CPU %user %nice %system %iowait %steal %idle 13:10:08 all 38.49 0.00 1.68 0.19 0.07 59.56 13:10:08 0 38.36 0.00 1.48 0.09 0.07 60.00 13:10:08 1 37.83 0.00 1.83 0.35 0.07 59.91 13:10:08 2 38.29 0.00 1.53 0.08 0.07 60.02 13:10:08 3 42.09 0.00 1.76 0.36 0.07 55.72 13:10:08 4 39.76 0.00 2.01 0.11 0.07 58.05 13:10:08 5 36.05 0.00 1.39 0.03 0.07 62.47 13:10:08 6 37.55 0.00 1.67 0.21 0.07 60.50 13:10:08 7 38.01 0.00 1.80 0.31 0.07 59.81 13:20:00 all 34.52 0.00 1.75 1.37 0.09 62.27 13:20:00 0 32.01 0.00 1.67 0.81 0.12 65.39 13:20:00 1 33.98 0.00 1.82 0.04 0.08 64.08 13:20:00 2 36.19 0.00 1.72 0.06 0.08 61.94 13:20:00 3 35.73 0.00 2.03 2.37 0.07 59.80 13:20:00 4 36.74 0.00 1.65 2.85 0.08 58.69 13:20:00 5 31.38 0.00 1.96 0.11 0.08 66.47 13:20:00 6 37.35 0.00 1.39 3.12 0.13 58.02 13:20:00 7 32.81 0.00 1.76 1.57 0.07 63.80 Average: all 36.51 0.00 1.72 0.78 0.08 60.91 Average: 0 35.19 0.00 1.57 0.45 0.10 62.70 Average: 1 35.92 0.00 1.82 0.20 0.08 61.99 Average: 2 37.24 0.00 1.63 0.07 0.07 60.98 Average: 3 38.90 0.00 1.89 1.37 0.07 57.76 Average: 4 38.25 0.00 1.83 1.48 0.07 58.37 Average: 5 33.71 0.00 1.67 0.07 0.07 64.47 Average: 6 37.45 0.00 1.53 1.67 0.10 59.26 Average: 7 35.41 0.00 1.78 0.94 0.07 61.81