---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21730 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 18G 138G 12% / 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 767 18823 4 12501 30857 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:21:5a:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.160/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84481sec preferred_lft 84481sec inet6 fe80::f816:3eff:fe21:5acb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:f9:2c:5a:e1:dc 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::cf9:2cff:fe5a:e1dc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-21730) 05/31/26 _x86_64_ (8 CPU) 00:01:10 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 15.56 0.31 14.81 0.44 11.65 10981.66 400.86 00:30:00 51.27 2.23 47.64 1.40 323.84 15143.52 6570.85 Average: 33.42 1.27 31.23 0.92 167.78 13063.09 3486.60 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 20074588 28677624 3614744 11.00 180860 8491104 3553420 10.48 2162348 9991772 996532 00:30:00 19485984 31605928 665592 2.03 238048 11787612 1302364 3.84 3248680 9296568 388 Average: 19780286 30141776 2140168 6.51 209454 10139358 2427892 7.16 2705514 9644170 498460 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 1.55 1.55 0.15 0.15 0.00 0.00 0.00 0.00 00:20:00 ens3 74.72 56.17 335.79 14.92 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 241.40 241.40 234.43 234.43 0.00 0.00 0.00 0.00 00:30:00 ens3 124.57 117.65 319.62 1475.71 0.00 0.00 0.00 0.00 00:30:00 docker0 92.68 95.51 1376.82 162.35 0.00 0.00 0.00 0.00 Average: lo 121.50 121.50 117.32 117.32 0.00 0.00 0.00 0.00 Average: ens3 99.65 86.92 327.70 745.49 0.00 0.00 0.00 0.00 Average: docker0 46.35 47.77 688.57 81.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-21730) 05/31/26 _x86_64_ (8 CPU) 00:01:10 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 30.82 0.00 1.35 0.10 0.08 67.65 00:20:00 0 27.66 0.00 1.06 0.03 0.09 71.17 00:20:00 1 31.11 0.00 1.53 0.08 0.09 67.19 00:20:00 2 33.41 0.00 1.42 0.03 0.08 65.05 00:20:00 3 29.38 0.00 1.45 0.02 0.08 69.07 00:20:00 4 36.22 0.00 1.40 0.02 0.08 62.28 00:20:00 5 29.07 0.00 1.18 0.02 0.08 69.65 00:20:00 6 29.98 0.00 1.44 0.14 0.08 68.36 00:20:00 7 29.71 0.00 1.30 0.44 0.09 68.46 00:30:00 all 9.80 0.00 1.21 0.21 0.04 88.74 00:30:00 0 7.20 0.00 0.98 0.12 0.05 91.65 00:30:00 1 8.35 0.00 0.97 0.09 0.04 90.55 00:30:00 2 12.77 0.00 1.02 0.16 0.04 86.02 00:30:00 3 5.19 0.00 0.79 0.32 0.04 93.67 00:30:00 4 12.65 0.00 2.14 0.14 0.05 85.03 00:30:00 5 11.86 0.00 1.57 0.14 0.06 86.37 00:30:00 6 9.54 0.00 0.93 0.31 0.05 89.18 00:30:00 7 10.85 0.00 1.30 0.38 0.04 87.43 Average: all 20.30 0.00 1.28 0.15 0.06 78.20 Average: 0 17.42 0.00 1.02 0.07 0.07 81.43 Average: 1 19.72 0.00 1.25 0.09 0.07 78.88 Average: 2 23.08 0.00 1.22 0.09 0.06 75.55 Average: 3 17.28 0.00 1.12 0.17 0.06 81.37 Average: 4 24.43 0.00 1.77 0.08 0.07 73.65 Average: 5 20.46 0.00 1.38 0.08 0.07 78.01 Average: 6 19.74 0.00 1.19 0.22 0.06 78.78 Average: 7 20.27 0.00 1.30 0.41 0.06 77.95