---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17422 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 15G 141G 10% / 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 781 23808 4 7502 30843 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:f3:f8:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.157/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84763sec preferred_lft 84763sec inet6 fe80::f816:3eff:fef3:f80f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:e1:02:6a:25:71 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 inet6 fe80::1ce1:2ff:fe6a:2571/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17422) 06/18/26 _x86_64_ (8 CPU) 10:04:56 LINUX RESTART (8 CPU) 10:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:06 17.80 0.39 3.14 14.26 28.33 388.52 509408.61 10:30:14 97.11 5.48 89.71 1.92 574.52 13485.78 8791.76 Average: 57.63 2.95 46.62 8.06 302.63 6965.89 258001.55 10:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:06 29901092 31774360 609144 1.85 64160 2146204 1527540 4.50 330652 2343644 160 10:30:14 23681832 29882192 2413200 7.34 160416 6185148 2809632 8.29 839480 7735344 271552 Average: 26791462 30828276 1511172 4.60 112288 4165676 2168586 6.39 585066 5039494 135856 10:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 10:20:06 ens3 0.47 0.31 0.19 0.36 0.00 0.00 0.00 0.00 10:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:14 lo 184.15 184.15 32.65 32.65 0.00 0.00 0.00 0.00 10:30:14 ens3 203.98 115.84 2221.99 23.95 0.00 0.00 0.00 0.00 10:30:14 docker0 76.34 79.55 15.48 15.43 0.00 0.00 0.00 0.00 Average: lo 92.53 92.53 16.40 16.40 0.00 0.00 0.00 0.00 Average: ens3 102.67 58.33 1115.96 12.20 0.00 0.00 0.00 0.00 Average: docker0 38.34 39.95 7.78 7.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17422) 06/18/26 _x86_64_ (8 CPU) 10:04:56 LINUX RESTART (8 CPU) 10:10:02 CPU %user %nice %system %iowait %steal %idle 10:20:06 all 0.18 0.00 0.05 0.05 0.01 99.72 10:20:06 0 0.11 0.00 0.04 0.01 0.00 99.84 10:20:06 1 0.13 0.00 0.04 0.04 0.01 99.79 10:20:06 2 0.24 0.00 0.08 0.08 0.01 99.59 10:20:06 3 0.04 0.00 0.06 0.04 0.00 99.85 10:20:06 4 0.54 0.00 0.08 0.15 0.02 99.21 10:20:06 5 0.10 0.00 0.04 0.03 0.00 99.82 10:20:06 6 0.12 0.00 0.03 0.00 0.00 99.83 10:20:06 7 0.11 0.00 0.04 0.02 0.00 99.84 10:30:14 all 20.61 0.00 1.35 0.25 0.07 77.73 10:30:14 0 17.55 0.00 1.24 0.14 0.07 81.01 10:30:14 1 15.95 0.00 1.23 0.24 0.06 82.51 10:30:14 2 24.78 0.00 1.75 0.48 0.07 72.91 10:30:14 3 23.81 0.00 1.50 0.26 0.07 74.36 10:30:14 4 21.57 0.00 1.24 0.45 0.07 76.67 10:30:14 5 21.97 0.00 1.31 0.12 0.07 76.54 10:30:14 6 21.74 0.00 1.33 0.14 0.07 76.72 10:30:14 7 17.52 0.00 1.17 0.18 0.06 81.07 Average: all 10.42 0.00 0.70 0.15 0.04 88.69 Average: 0 8.86 0.00 0.64 0.07 0.03 90.39 Average: 1 8.06 0.00 0.64 0.14 0.04 91.12 Average: 2 12.54 0.00 0.92 0.28 0.04 86.21 Average: 3 11.96 0.00 0.78 0.15 0.04 87.07 Average: 4 11.09 0.00 0.66 0.30 0.05 87.91 Average: 5 11.06 0.00 0.67 0.08 0.04 88.15 Average: 6 10.96 0.00 0.69 0.07 0.04 88.25 Average: 7 8.84 0.00 0.61 0.10 0.03 90.42