---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3424 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 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 925 19850 4 11316 30699 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:39:2b:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.196/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84759sec preferred_lft 84759sec inet6 fe80::f816:3eff:fe39:2bb2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:ab:f4:36:b3:85 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 ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3424) 06/29/26 _x86_64_ (8 CPU) 05:44:14 LINUX RESTART (8 CPU) 05:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:02 20.33 0.77 18.42 1.14 18.73 4862.96 613.86 06:10:32 14.07 0.04 11.63 2.39 5.44 3267.00 11552.48 Average: 17.12 0.40 14.94 1.78 11.92 4045.52 6216.55 05:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:02 16243636 25094260 7151344 21.76 472444 7910928 9168552 27.04 1491656 13905120 4020 06:10:32 17707244 28030728 4210828 12.81 484084 9318464 3850008 11.35 1615072 12259376 623460 Average: 16975440 26562494 5681086 17.29 478264 8614696 6509280 19.20 1553364 13082248 313740 05:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:02 lo 6.45 6.45 1.84 1.84 0.00 0.00 0.00 0.00 06:00:02 ens3 234.09 148.64 413.51 62.75 0.00 0.00 0.00 0.00 06:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:32 lo 1.71 1.71 0.18 0.18 0.00 0.00 0.00 0.00 06:10:32 ens3 148.22 70.29 155.74 36.49 0.00 0.00 0.00 0.00 06:10:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.02 4.02 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 190.11 108.51 281.48 49.30 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3424) 06/29/26 _x86_64_ (8 CPU) 05:44:14 LINUX RESTART (8 CPU) 05:50:01 CPU %user %nice %system %iowait %steal %idle 06:00:02 all 82.37 0.00 2.57 0.01 0.12 14.93 06:00:02 0 81.09 0.00 2.64 0.00 0.12 16.14 06:00:02 1 83.30 0.00 2.48 0.00 0.12 14.11 06:00:02 2 82.27 0.00 2.51 0.03 0.12 15.08 06:00:02 3 86.75 0.00 2.48 0.01 0.12 10.65 06:00:02 4 83.19 0.00 2.37 0.00 0.11 14.33 06:00:02 5 79.73 0.00 2.71 0.04 0.11 17.41 06:00:02 6 82.10 0.00 2.71 0.01 0.12 15.07 06:00:02 7 80.55 0.00 2.64 0.00 0.11 16.70 06:10:32 all 94.77 0.00 2.83 0.00 0.13 2.27 06:10:32 0 94.73 0.00 2.78 0.00 0.13 2.36 06:10:32 1 94.87 0.00 2.91 0.00 0.12 2.10 06:10:32 2 94.48 0.00 2.81 0.00 0.12 2.59 06:10:32 3 95.21 0.00 2.78 0.01 0.13 1.87 06:10:32 4 94.92 0.00 2.60 0.00 0.13 2.35 06:10:32 5 94.83 0.00 2.86 0.00 0.12 2.19 06:10:32 6 94.13 0.00 3.03 0.00 0.13 2.71 06:10:32 7 94.99 0.00 2.87 0.01 0.12 2.00 Average: all 88.72 0.00 2.70 0.01 0.12 8.45 Average: 0 88.08 0.00 2.71 0.00 0.12 9.08 Average: 1 89.23 0.00 2.70 0.00 0.12 7.95 Average: 2 88.53 0.00 2.66 0.01 0.12 8.68 Average: 3 91.08 0.00 2.63 0.01 0.13 6.15 Average: 4 89.20 0.00 2.49 0.00 0.12 8.19 Average: 5 87.47 0.00 2.79 0.02 0.11 9.61 Average: 6 88.26 0.00 2.87 0.00 0.12 8.74 Average: 7 87.95 0.00 2.76 0.01 0.12 9.17