---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33516 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 764 19147 4 12179 30859 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:30:a1:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84470sec preferred_lft 84470sec inet6 fe80::f816:3eff:fe30:a138/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:d4:fb:fa:a4:c7 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::bcd4:fbff:fefa:a4c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33516) 07/07/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 19.46 0.51 18.41 0.53 18.77 12489.73 1061.19 00:30:02 53.55 1.85 35.54 16.16 311.02 12971.24 503154.43 Average: 36.52 1.18 26.98 8.35 165.01 12730.67 252306.37 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18755324 27487940 4802048 14.61 189052 8597372 5076552 14.97 2077208 11371084 862776 00:30:02 19806136 31596120 677572 2.06 228060 11479412 1312452 3.87 3064016 9157724 176 Average: 19280730 29542030 2739810 8.34 208556 10038392 3194502 9.42 2570612 10264404 431476 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 241.67 241.67 236.16 236.16 0.00 0.00 0.00 0.00 00:20:01 ens3 60.85 53.45 342.41 14.26 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:02 lo 10.34 10.34 1.22 1.22 0.00 0.00 0.00 0.00 00:30:02 ens3 148.89 159.09 231.06 2654.99 0.00 0.00 0.00 0.00 00:30:02 docker0 80.39 77.28 1373.98 10.31 0.00 0.00 0.00 0.00 Average: lo 125.91 125.91 118.60 118.60 0.00 0.00 0.00 0.00 Average: ens3 104.91 106.31 286.70 1335.67 0.00 0.00 0.00 0.00 Average: docker0 40.23 38.67 687.53 5.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33516) 07/07/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 32.25 0.00 1.42 0.08 0.07 66.18 00:20:01 0 29.01 0.00 1.29 0.00 0.07 69.62 00:20:01 1 36.73 0.00 1.73 0.01 0.08 61.45 00:20:01 2 31.69 0.00 1.79 0.13 0.07 66.31 00:20:01 3 31.19 0.00 1.16 0.05 0.07 67.53 00:20:01 4 30.32 0.00 1.25 0.10 0.08 68.26 00:20:01 5 33.81 0.00 1.45 0.03 0.08 64.63 00:20:01 6 31.98 0.00 1.21 0.07 0.07 66.68 00:20:01 7 33.25 0.00 1.43 0.26 0.08 64.99 00:30:02 all 8.95 0.00 1.01 0.14 0.04 89.86 00:30:02 0 5.69 0.00 0.79 0.17 0.03 93.31 00:30:02 1 12.48 0.00 1.06 0.25 0.04 86.17 00:30:02 2 10.20 0.00 0.85 0.35 0.04 88.57 00:30:02 3 11.12 0.00 0.70 0.02 0.04 88.13 00:30:02 4 6.01 0.00 0.67 0.13 0.04 93.16 00:30:02 5 8.91 0.00 1.35 0.09 0.04 89.62 00:30:02 6 9.19 0.00 1.53 0.04 0.04 89.20 00:30:02 7 8.04 0.00 1.12 0.08 0.04 90.72 Average: all 20.58 0.00 1.21 0.11 0.06 78.04 Average: 0 17.32 0.00 1.04 0.09 0.05 81.50 Average: 1 24.59 0.00 1.39 0.13 0.06 73.83 Average: 2 20.92 0.00 1.32 0.24 0.06 77.47 Average: 3 21.14 0.00 0.93 0.03 0.05 77.84 Average: 4 18.15 0.00 0.96 0.11 0.06 80.73 Average: 5 21.35 0.00 1.40 0.06 0.06 77.14 Average: 6 20.57 0.00 1.37 0.05 0.05 77.95 Average: 7 20.63 0.00 1.27 0.17 0.06 77.87