---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13484 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: 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 20014 4 11318 30865 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:89:3b:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.21/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84713sec preferred_lft 84713sec inet6 fe80::f816:3eff:fe89:3b94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:f8:a1:7a:fe:b5 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-13484) 07/28/26 _x86_64_ (8 CPU) 20:59:24 LINUX RESTART (8 CPU) 21:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 425.81 6.06 413.30 6.45 356.20 25086.07 14350.25 21:20:13 12.72 0.25 11.33 1.14 3.50 1841.83 435.76 Average: 216.06 3.11 209.20 3.76 177.12 13283.75 7285.13 21:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 19363548 28012960 4238952 12.90 463968 7745588 4643824 13.69 1420028 10906104 6816 21:20:13 17804412 26971924 5271308 16.04 476452 8209404 9795528 28.89 1552768 12276976 5876 Average: 18583980 27492442 4755130 14.47 470210 7977496 7219676 21.29 1486398 11591540 6346 21:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 1.77 1.77 1.00 1.00 0.00 0.00 0.00 0.00 21:10:01 ens3 334.21 205.07 1700.66 72.05 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:13 lo 6.27 6.27 1.02 1.02 0.00 0.00 0.00 0.00 21:20:13 ens3 168.19 92.12 189.61 45.88 0.00 0.00 0.00 0.00 21:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.06 4.06 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 249.91 147.72 933.42 58.76 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-13484) 07/28/26 _x86_64_ (8 CPU) 20:59:24 LINUX RESTART (8 CPU) 21:00:08 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 58.83 0.00 3.65 0.53 0.12 36.87 21:10:01 0 56.19 0.00 3.40 0.40 0.11 39.90 21:10:01 1 60.58 0.00 3.38 0.40 0.12 35.52 21:10:01 2 61.21 0.00 3.59 0.49 0.12 34.58 21:10:01 3 59.31 0.00 3.91 0.80 0.12 35.85 21:10:01 4 56.57 0.00 3.97 0.41 0.11 38.94 21:10:01 5 65.21 0.00 3.77 0.46 0.12 30.44 21:10:01 6 55.99 0.00 3.91 0.89 0.12 39.10 21:10:01 7 55.60 0.00 3.24 0.40 0.12 40.65 21:20:13 all 94.08 0.00 2.82 0.00 0.14 2.96 21:20:13 0 93.87 0.00 2.76 0.00 0.14 3.24 21:20:13 1 93.32 0.00 2.79 0.00 0.13 3.75 21:20:13 2 95.02 0.00 2.89 0.00 0.14 1.95 21:20:13 3 96.77 0.00 2.74 0.00 0.14 0.35 21:20:13 4 93.87 0.00 2.71 0.00 0.14 3.28 21:20:13 5 93.56 0.00 2.99 0.00 0.14 3.31 21:20:13 6 93.09 0.00 2.74 0.00 0.13 4.03 21:20:13 7 93.09 0.00 2.97 0.00 0.14 3.80 Average: all 76.77 0.00 3.23 0.26 0.13 19.61 Average: 0 75.36 0.00 3.07 0.20 0.12 21.25 Average: 1 77.25 0.00 3.08 0.20 0.13 19.34 Average: 2 78.42 0.00 3.23 0.24 0.13 17.98 Average: 3 78.38 0.00 3.31 0.39 0.13 17.78 Average: 4 75.56 0.00 3.33 0.20 0.13 20.79 Average: 5 79.63 0.00 3.37 0.22 0.13 16.64 Average: 6 74.89 0.00 3.31 0.44 0.13 21.24 Average: 7 74.69 0.00 3.10 0.20 0.13 21.89