---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19971 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: 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: 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 12G 144G 8% / 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 916 24462 4 6712 30707 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:78:f7:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.39/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84384sec preferred_lft 84384sec inet6 fe80::f816:3eff:fe78:f7ee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:71:80:df:22:46 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-19971) 05/25/26 _x86_64_ (8 CPU) 15:54:31 LINUX RESTART (8 CPU) 16:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:19 38.33 11.92 23.36 3.05 136.07 2713.51 7947.75 16:20:00 37.36 0.01 32.55 4.80 0.17 3238.40 25413.11 Average: 37.86 6.09 27.86 3.91 69.50 2970.63 16503.33 16:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:19 24890460 28916164 3389388 10.31 172572 4053620 3563720 10.51 916588 6571276 428 16:20:00 24266756 28878360 3422436 10.41 213988 4544164 3581440 10.56 1063740 6995924 18392 Average: 24578608 28897262 3405912 10.36 193280 4298892 3572580 10.54 990164 6783600 9410 16:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:19 lo 1179.02 1179.02 1122.03 1122.03 0.00 0.00 0.00 0.00 16:10:19 ens3 22.08 19.11 12.39 6.77 0.00 0.00 0.00 0.00 16:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:00 lo 2106.82 2106.82 2006.98 2006.98 0.00 0.00 0.00 0.00 16:20:00 ens3 25.36 20.43 8.19 7.41 0.00 0.00 0.00 0.00 16:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1633.51 1633.51 1555.53 1555.53 0.00 0.00 0.00 0.00 Average: ens3 23.69 19.75 10.33 7.08 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-19971) 05/25/26 _x86_64_ (8 CPU) 15:54:31 LINUX RESTART (8 CPU) 16:00:13 CPU %user %nice %system %iowait %steal %idle 16:10:19 all 36.49 0.04 1.46 0.09 0.07 61.85 16:10:19 0 35.60 0.00 1.43 0.05 0.07 62.85 16:10:19 1 35.23 0.00 1.54 0.20 0.07 62.97 16:10:19 2 39.00 0.00 1.61 0.03 0.07 59.29 16:10:19 3 37.51 0.00 1.58 0.03 0.07 60.81 16:10:19 4 39.41 0.10 1.51 0.17 0.07 58.74 16:10:19 5 36.71 0.00 1.33 0.03 0.07 61.85 16:10:19 6 36.07 0.18 1.30 0.17 0.07 62.21 16:10:19 7 32.40 0.01 1.40 0.03 0.06 66.10 16:20:00 all 38.56 0.00 1.83 0.06 0.08 59.47 16:20:00 0 33.01 0.00 1.69 0.07 0.07 65.16 16:20:00 1 39.97 0.00 1.88 0.02 0.08 58.04 16:20:00 2 39.86 0.00 2.24 0.13 0.08 57.69 16:20:00 3 39.35 0.00 2.11 0.10 0.08 58.36 16:20:00 4 45.88 0.00 2.02 0.06 0.08 51.97 16:20:00 5 36.09 0.00 1.47 0.03 0.07 62.35 16:20:00 6 36.09 0.00 1.66 0.04 0.07 62.13 16:20:00 7 38.21 0.00 1.61 0.06 0.07 60.06 Average: all 37.50 0.02 1.64 0.08 0.07 60.69 Average: 0 34.33 0.00 1.55 0.06 0.07 63.98 Average: 1 37.55 0.00 1.71 0.11 0.08 60.56 Average: 2 39.42 0.00 1.92 0.08 0.08 58.51 Average: 3 38.41 0.00 1.84 0.06 0.07 59.61 Average: 4 42.58 0.05 1.76 0.12 0.08 55.42 Average: 5 36.41 0.00 1.40 0.03 0.07 62.09 Average: 6 36.08 0.09 1.48 0.11 0.07 62.17 Average: 7 35.24 0.01 1.50 0.04 0.07 63.14