---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2983 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 29G 127G 19% / 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 847 7791 4 23453 30777 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:93:ac:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.55/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84518sec preferred_lft 84518sec inet6 fe80::f816:3eff:fe93:acb0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:a9:72:9f:88:42 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::48a9:72ff:fe9f:8842/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-2983) 06/27/26 _x86_64_ (8 CPU) 07:50:18 LINUX RESTART (8 CPU) 08:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:02 281.37 0.35 272.32 8.70 7.10 61847.24 341951.50 08:20:01 302.31 0.82 241.40 60.09 8.21 39647.36 1417606.94 Average: 291.87 0.58 256.82 34.47 7.66 50714.97 881345.42 08:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:02 14021932 31082012 1169044 3.56 406632 16344748 1731428 5.11 6422620 11327120 0 08:20:01 7730068 30982016 1218864 3.71 609616 21882236 1787876 5.27 11810668 11737464 336 Average: 10876000 31032014 1193954 3.63 508124 19113492 1759652 5.19 9116644 11532292 168 08:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:02 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 08:10:02 ens3 124.41 84.87 1622.69 2298.72 0.00 0.00 0.00 0.00 08:10:02 docker0 0.10 0.21 0.00 2.74 0.00 0.00 0.00 0.00 08:20:01 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 08:20:01 ens3 104.36 74.37 1058.73 1806.39 0.00 0.00 0.00 0.00 08:20:01 docker0 27.95 41.72 2.19 873.23 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 114.36 79.61 1339.89 2051.84 0.00 0.00 0.00 0.00 Average: docker0 14.07 21.03 1.10 439.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-2983) 06/27/26 _x86_64_ (8 CPU) 07:50:18 LINUX RESTART (8 CPU) 08:00:06 CPU %user %nice %system %iowait %steal %idle 08:10:02 all 8.04 0.00 2.79 2.97 0.06 86.15 08:10:02 0 6.83 0.00 2.58 1.58 0.05 88.96 08:10:02 1 8.68 0.00 3.10 3.19 0.05 84.97 08:10:02 2 9.47 0.00 2.82 3.27 0.06 84.38 08:10:02 3 8.12 0.00 2.97 3.29 0.06 85.56 08:10:02 4 9.70 0.00 2.87 2.48 0.06 84.89 08:10:02 5 6.69 0.00 2.74 3.11 0.06 87.40 08:10:02 6 7.57 0.00 2.51 3.80 0.05 86.06 08:10:02 7 7.25 0.00 2.71 3.01 0.05 86.98 08:20:01 all 13.45 0.00 4.00 1.65 0.06 80.84 08:20:01 0 13.99 0.00 3.79 0.95 0.06 81.21 08:20:01 1 10.52 0.00 3.42 1.21 0.06 84.79 08:20:01 2 13.98 0.00 4.38 1.96 0.07 79.62 08:20:01 3 15.11 0.00 4.23 1.92 0.06 78.67 08:20:01 4 12.20 0.00 3.97 0.96 0.06 82.81 08:20:01 5 14.02 0.00 4.01 3.27 0.07 78.64 08:20:01 6 15.07 0.00 4.16 1.73 0.06 78.98 08:20:01 7 12.72 0.00 4.06 1.18 0.07 81.97 Average: all 10.75 0.00 3.40 2.31 0.06 83.49 Average: 0 10.41 0.00 3.19 1.26 0.06 85.08 Average: 1 9.60 0.00 3.26 2.19 0.06 84.88 Average: 2 11.73 0.00 3.60 2.62 0.06 82.00 Average: 3 11.62 0.00 3.60 2.61 0.06 82.11 Average: 4 10.95 0.00 3.42 1.72 0.06 83.85 Average: 5 10.36 0.00 3.37 3.19 0.06 83.01 Average: 6 11.32 0.00 3.34 2.77 0.06 82.52 Average: 7 9.98 0.00 3.39 2.09 0.06 84.48