---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-27422 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 17G 139G 11% / 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 766 19584 4 11741 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:fa:e1:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84593sec preferred_lft 84593sec inet6 fe80::f816:3eff:fefa:e1f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:1e:74:3c:16:47 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::6c1e:74ff:fe3c:1647/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-27422) 06/15/26 _x86_64_ (8 CPU) 00:23:10 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 15.44 0.30 14.70 0.44 11.62 9210.13 256.93 00:50:32 35.96 2.13 32.62 1.21 302.65 14729.54 3356.72 Average: 25.96 1.24 23.89 0.83 160.79 12039.19 1845.78 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22261408 29258536 3039500 9.25 168884 6948680 3175140 9.36 1789140 8249180 336912 00:50:32 20255744 31597628 677780 2.06 228200 11043704 1327432 3.91 2951312 8840708 548 Average: 21258576 30428082 1858640 5.66 198542 8996192 2251286 6.64 2370226 8544944 168730 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.59 1.59 0.15 0.15 0.00 0.00 0.00 0.00 00:40:01 ens3 62.15 51.88 235.79 13.62 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:32 lo 183.24 183.24 175.87 175.87 0.00 0.00 0.00 0.00 00:50:32 ens3 127.07 124.41 329.57 1407.70 0.00 0.00 0.00 0.00 00:50:32 docker0 80.22 71.34 1279.28 9.74 0.00 0.00 0.00 0.00 Average: lo 94.70 94.70 90.22 90.22 0.00 0.00 0.00 0.00 Average: ens3 95.43 89.06 283.86 728.18 0.00 0.00 0.00 0.00 Average: docker0 41.12 36.57 655.72 4.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-27422) 06/15/26 _x86_64_ (8 CPU) 00:23:10 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.17 0.00 1.33 0.13 0.07 65.30 00:40:01 0 31.98 0.00 1.20 0.01 0.07 66.74 00:40:01 1 35.87 0.00 1.43 0.09 0.08 62.53 00:40:01 2 36.90 0.00 1.57 0.03 0.07 61.43 00:40:01 3 30.67 0.00 1.48 0.03 0.07 67.75 00:40:01 4 34.74 0.00 1.28 0.57 0.07 63.34 00:40:01 5 32.59 0.00 1.38 0.02 0.07 65.94 00:40:01 6 27.67 0.00 1.00 0.02 0.07 71.24 00:40:01 7 34.94 0.00 1.27 0.29 0.07 63.43 00:50:32 all 11.84 0.00 1.11 0.19 0.04 86.82 00:50:32 0 8.68 0.00 0.70 0.04 0.03 90.54 00:50:32 1 10.98 0.00 0.89 0.26 0.04 87.83 00:50:32 2 10.40 0.00 0.96 0.36 0.04 88.24 00:50:32 3 15.23 0.00 1.60 0.14 0.05 82.99 00:50:32 4 14.98 0.00 1.65 0.04 0.04 83.29 00:50:32 5 15.44 0.00 1.40 0.25 0.04 82.87 00:50:32 6 11.29 0.00 0.98 0.04 0.05 87.64 00:50:32 7 7.71 0.00 0.73 0.41 0.04 91.11 Average: all 22.22 0.00 1.22 0.16 0.06 76.35 Average: 0 20.02 0.00 0.95 0.02 0.05 78.96 Average: 1 23.09 0.00 1.15 0.18 0.06 75.52 Average: 2 23.29 0.00 1.26 0.19 0.06 75.20 Average: 3 22.74 0.00 1.54 0.09 0.06 75.57 Average: 4 24.60 0.00 1.47 0.30 0.06 73.57 Average: 5 23.78 0.00 1.39 0.14 0.06 74.63 Average: 6 19.26 0.00 0.99 0.03 0.06 79.66 Average: 7 20.96 0.00 0.99 0.35 0.05 77.64