---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8026 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 751 18841 4 12499 30871 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:2c:37:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84473sec preferred_lft 84473sec inet6 fe80::f816:3eff:fe2c:37c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:7b:95:70:e6:98 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::287b:95ff:fe70:e698/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8026) 09/14/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.56 0.50 19.50 0.55 18.71 15545.26 826.57 00:30:24 29.06 1.88 26.17 1.01 304.80 9698.31 10941.86 Average: 24.89 1.20 22.91 0.79 164.73 12561.02 5989.33 00:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19054936 28115424 4171212 12.69 194892 8911608 4444372 13.11 2127528 11010932 196 00:30:24 19583084 31697916 571520 1.74 233916 11790428 1240376 3.66 3106988 9329188 288 Average: 19319010 29906670 2371366 7.22 214404 10351018 2842374 8.38 2617258 10170060 242 00:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 201.37 201.37 197.50 197.50 0.00 0.00 0.00 0.00 00:20:01 ens3 71.92 59.73 327.96 13.68 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 00:30:24 lo 15.35 15.35 1.70 1.70 0.00 0.00 0.00 0.00 00:30:24 ens3 177.10 191.75 238.70 2674.86 0.00 0.00 0.00 0.00 00:30:24 docker0 90.58 81.60 1336.36 10.41 0.00 0.00 0.00 0.00 Average: lo 106.43 106.43 97.56 97.56 0.00 0.00 0.00 0.00 Average: ens3 125.60 127.12 282.40 1371.93 0.00 0.00 0.00 0.00 Average: docker0 46.23 41.65 682.07 5.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8026) 09/14/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:04 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.60 0.00 1.49 0.11 0.01 69.78 00:20:01 0 26.55 0.00 1.60 0.02 0.01 71.83 00:20:01 1 26.49 0.00 1.44 0.08 0.02 71.97 00:20:01 2 31.22 0.00 1.72 0.10 0.02 66.94 00:20:01 3 24.40 0.00 1.27 0.12 0.01 74.20 00:20:01 4 27.84 0.00 1.60 0.09 0.01 70.46 00:20:01 5 27.54 0.00 1.31 0.36 0.01 70.78 00:20:01 6 30.66 0.00 1.36 0.07 0.01 67.91 00:20:01 7 34.15 0.00 1.64 0.07 0.02 64.13 00:30:24 all 9.77 0.00 1.06 0.15 0.01 89.00 00:30:24 0 4.13 0.00 0.66 0.03 0.01 95.17 00:30:24 1 11.42 0.00 0.72 0.26 0.01 87.60 00:30:24 2 16.15 0.00 1.92 0.22 0.01 81.69 00:30:24 3 10.97 0.00 1.56 0.07 0.01 87.40 00:30:24 4 10.46 0.00 1.32 0.17 0.01 88.04 00:30:24 5 11.60 0.00 0.72 0.13 0.01 87.54 00:30:24 6 5.02 0.00 0.68 0.10 0.01 94.19 00:30:24 7 8.48 0.00 0.91 0.25 0.01 90.36 Average: all 18.98 0.00 1.27 0.13 0.01 79.60 Average: 0 15.10 0.00 1.12 0.02 0.01 83.74 Average: 1 18.80 0.00 1.07 0.17 0.01 79.95 Average: 2 23.52 0.00 1.82 0.16 0.01 74.48 Average: 3 17.54 0.00 1.42 0.09 0.01 80.94 Average: 4 18.96 0.00 1.45 0.13 0.01 79.45 Average: 5 19.39 0.00 1.01 0.24 0.01 79.34 Average: 6 17.53 0.00 1.01 0.09 0.01 81.37 Average: 7 21.04 0.00 1.27 0.16 0.01 77.52