---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16092 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 759 19108 4 12224 30864 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:39:1b:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84428sec preferred_lft 84428sec inet6 fe80::f816:3eff:fe39:1b7f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:0a:de:89:de:73 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::180a:deff:fe89:de73/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-16092) 05/18/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 21.56 0.52 20.41 0.64 18.95 14572.66 414.88 00:30:32 40.77 1.93 37.64 1.20 299.26 11105.61 3228.97 Average: 31.49 1.25 29.31 0.93 163.84 12780.52 1869.50 00:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19337340 27993944 4297620 13.08 188228 8529964 4479696 13.21 2077056 10795160 323420 00:30:32 19770792 31606648 665552 2.03 234132 11517124 1312308 3.87 3109248 9143980 112 Average: 19554066 29800296 2481586 7.55 211180 10023544 2896002 8.54 2593152 9969570 161766 00:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 227.30 227.30 222.70 222.70 0.00 0.00 0.00 0.00 00:20:01 ens3 59.62 51.72 332.69 13.95 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 00:30:32 lo 8.87 8.87 1.05 1.05 0.00 0.00 0.00 0.00 00:30:32 ens3 164.14 168.20 311.72 2519.51 0.00 0.00 0.00 0.00 00:30:32 docker0 88.72 93.92 1309.40 154.53 0.00 0.00 0.00 0.00 Average: lo 114.39 114.39 108.13 108.13 0.00 0.00 0.00 0.00 Average: ens3 113.65 111.93 321.85 1309.09 0.00 0.00 0.00 0.00 Average: docker0 45.86 48.55 676.83 79.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-16092) 05/18/26 _x86_64_ (8 CPU) 00:00:32 LINUX RESTART (8 CPU) 00:10:11 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 30.74 0.00 1.35 0.36 0.07 67.48 00:20:01 0 27.41 0.00 1.30 0.28 0.07 70.95 00:20:01 1 29.58 0.00 1.25 0.24 0.07 68.86 00:20:01 2 30.71 0.00 1.45 0.59 0.08 67.18 00:20:01 3 31.31 0.00 1.42 0.22 0.08 66.96 00:20:01 4 29.20 0.00 1.32 0.10 0.07 69.31 00:20:01 5 25.50 0.00 1.25 0.33 0.07 72.86 00:20:01 6 32.85 0.00 1.23 0.45 0.08 65.39 00:20:01 7 39.37 0.00 1.58 0.66 0.08 58.31 00:30:32 all 9.06 0.00 1.03 0.27 0.04 89.59 00:30:32 0 7.07 0.00 0.80 0.20 0.04 91.89 00:30:32 1 4.25 0.00 0.66 0.45 0.04 94.60 00:30:32 2 13.75 0.00 0.77 0.22 0.05 85.21 00:30:32 3 4.08 0.00 0.62 0.36 0.05 94.89 00:30:32 4 9.29 0.00 1.61 0.54 0.05 88.51 00:30:32 5 12.23 0.00 1.92 0.25 0.04 85.55 00:30:32 6 10.12 0.00 1.08 0.10 0.04 88.66 00:30:32 7 11.65 0.00 0.80 0.06 0.04 87.44 Average: all 19.52 0.00 1.19 0.31 0.06 78.92 Average: 0 16.88 0.00 1.04 0.24 0.05 81.79 Average: 1 16.47 0.00 0.94 0.35 0.06 82.18 Average: 2 21.93 0.00 1.10 0.40 0.06 76.51 Average: 3 17.24 0.00 1.01 0.29 0.06 81.40 Average: 4 18.90 0.00 1.47 0.33 0.06 79.24 Average: 5 18.63 0.00 1.59 0.29 0.06 79.42 Average: 6 21.09 0.00 1.15 0.27 0.06 77.42 Average: 7 25.02 0.00 1.18 0.35 0.06 73.39