---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3401 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 855 7795 4 23441 30769 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:c4:d2:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.159/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84975sec preferred_lft 84975sec inet6 fe80::f816:3eff:fec4:d257/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:8e:96:19:b5:04 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::88e:96ff:fe19:b504/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-3401) 05/25/26 _x86_64_ (8 CPU) 07:58:56 LINUX RESTART (8 CPU) 08:00:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:03 297.44 1.83 284.45 11.16 302.97 63279.52 255910.85 08:20:15 274.18 1.23 267.51 5.44 15.81 44978.83 136787.10 Average: 285.45 1.52 275.72 8.21 154.89 53842.29 194481.59 08:00:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:03 16837104 31203328 1057480 3.22 352180 13816092 1646188 4.85 4930548 10154160 384 08:20:15 6117568 30938664 1260048 3.83 591368 23372196 1786696 5.27 9914884 15139804 1527208 Average: 11477336 31070996 1158764 3.53 471774 18594144 1716442 5.06 7422716 12646982 763796 08:00:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:03 lo 0.76 0.76 0.08 0.08 0.00 0.00 0.00 0.00 08:10:03 ens3 227.04 155.20 2815.74 2198.96 0.00 0.00 0.00 0.00 08:10:03 docker0 21.36 49.08 1.33 853.06 0.00 0.00 0.00 0.00 08:20:15 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 08:20:15 ens3 119.79 80.34 1646.15 1603.51 0.00 0.00 0.00 0.00 08:20:15 docker0 28.15 41.06 2.18 852.90 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 171.74 116.60 2212.61 1891.90 0.00 0.00 0.00 0.00 Average: docker0 24.86 44.94 1.77 852.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-3401) 05/25/26 _x86_64_ (8 CPU) 07:58:56 LINUX RESTART (8 CPU) 08:00:28 CPU %user %nice %system %iowait %steal %idle 08:10:03 all 9.70 0.00 3.30 1.31 0.07 85.63 08:10:03 0 8.96 0.00 3.01 0.93 0.07 87.04 08:10:03 1 9.58 0.00 3.49 1.99 0.07 84.87 08:10:03 2 9.54 0.00 3.66 2.30 0.07 84.42 08:10:03 3 10.98 0.00 3.16 0.98 0.08 84.80 08:10:03 4 9.23 0.00 3.31 0.75 0.08 86.63 08:10:03 5 10.27 0.00 3.31 0.78 0.06 85.59 08:10:03 6 9.45 0.00 3.30 1.53 0.08 85.65 08:10:03 7 9.55 0.00 3.13 1.21 0.07 86.03 08:20:15 all 14.25 0.00 3.97 0.61 0.07 81.10 08:20:15 0 11.09 0.00 3.26 0.41 0.06 85.18 08:20:15 1 13.74 0.00 3.99 0.67 0.06 81.54 08:20:15 2 15.70 0.00 4.15 0.58 0.07 79.50 08:20:15 3 14.57 0.00 4.37 0.92 0.07 80.07 08:20:15 4 14.27 0.00 3.78 0.42 0.06 81.46 08:20:15 5 15.84 0.00 3.96 0.68 0.06 79.45 08:20:15 6 16.46 0.00 4.52 0.99 0.07 77.96 08:20:15 7 12.31 0.00 3.74 0.27 0.06 83.61 Average: all 12.04 0.00 3.64 0.95 0.07 83.30 Average: 0 10.06 0.00 3.14 0.66 0.06 86.08 Average: 1 11.73 0.00 3.75 1.31 0.06 83.16 Average: 2 12.71 0.00 3.91 1.42 0.07 81.89 Average: 3 12.82 0.00 3.78 0.95 0.08 82.37 Average: 4 11.83 0.00 3.56 0.58 0.07 83.97 Average: 5 13.14 0.00 3.64 0.73 0.06 82.43 Average: 6 13.06 0.00 3.93 1.25 0.07 81.69 Average: 7 10.97 0.00 3.45 0.73 0.07 84.78