---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12704 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 29G 126G 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 843 7737 4 23511 30781 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:ab:61:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.22/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84940sec preferred_lft 84940sec inet6 fe80::f816:3eff:feab:61df/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:8e:fc:5d:f4:73 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::848e:fcff:fe5d:f473/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12704) 08/15/26 _x86_64_ (8 CPU) 07:56:22 LINUX RESTART (8 CPU) 08:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 289.27 0.21 279.66 9.41 8.84 67074.29 286011.19 08:20:07 292.30 1.47 273.27 17.55 21.75 39953.74 639859.93 Average: 290.80 0.84 276.44 13.51 15.35 53403.87 464372.56 08:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 13686076 31050028 1199948 3.65 376908 16653052 1758624 5.19 7040368 11047552 100 08:20:07 7989856 31585308 613220 1.87 583656 22212800 1315544 3.88 12026944 11219204 27088 Average: 10837966 31317668 906584 2.76 480282 19432926 1537084 4.53 9533656 11133378 13594 08:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 0.56 0.56 0.05 0.05 0.00 0.00 0.00 0.00 08:10:00 ens3 187.64 125.99 2122.07 2682.89 0.00 0.00 0.00 0.00 08:10:00 docker0 24.04 39.08 1.34 425.13 0.00 0.00 0.00 0.00 08:20:07 lo 2.01 2.01 0.19 0.19 0.00 0.00 0.00 0.00 08:20:07 ens3 123.99 93.28 1130.16 2056.53 0.00 0.00 0.00 0.00 08:20:07 docker0 30.37 51.50 2.33 941.85 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 155.56 109.50 1622.09 2367.17 0.00 0.00 0.00 0.00 Average: docker0 27.23 45.34 1.84 685.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12704) 08/15/26 _x86_64_ (8 CPU) 07:56:22 LINUX RESTART (8 CPU) 08:00:03 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 9.51 0.00 3.27 1.03 0.07 86.13 08:10:00 0 9.71 0.00 3.16 0.38 0.07 86.69 08:10:00 1 9.33 0.00 3.55 1.07 0.07 85.98 08:10:00 2 9.36 0.00 3.48 1.80 0.07 85.30 08:10:00 3 8.72 0.00 3.12 0.63 0.07 87.46 08:10:00 4 9.15 0.00 3.13 0.71 0.06 86.95 08:10:00 5 8.71 0.00 2.81 1.26 0.07 87.15 08:10:00 6 12.11 0.00 3.35 0.78 0.07 83.69 08:10:00 7 8.96 0.00 3.56 1.57 0.07 85.84 08:20:07 all 14.10 0.00 4.40 0.54 0.07 80.89 08:20:07 0 13.15 0.00 4.24 0.35 0.07 82.19 08:20:07 1 14.52 0.00 4.46 0.58 0.07 80.37 08:20:07 2 12.18 0.00 4.50 0.41 0.07 82.83 08:20:07 3 14.36 0.00 4.49 1.31 0.07 79.78 08:20:07 4 12.75 0.00 4.26 0.32 0.07 82.59 08:20:07 5 14.57 0.00 4.24 0.47 0.07 80.65 08:20:07 6 12.51 0.00 4.01 0.39 0.06 83.03 08:20:07 7 18.80 0.00 4.97 0.49 0.07 75.66 Average: all 11.82 0.00 3.84 0.78 0.07 83.49 Average: 0 11.43 0.00 3.70 0.37 0.07 84.43 Average: 1 11.94 0.00 4.01 0.82 0.07 83.15 Average: 2 10.78 0.00 4.00 1.10 0.07 84.06 Average: 3 11.56 0.00 3.81 0.97 0.07 83.59 Average: 4 10.96 0.00 3.70 0.51 0.07 84.76 Average: 5 11.66 0.00 3.53 0.86 0.07 83.88 Average: 6 12.31 0.00 3.68 0.59 0.06 83.36 Average: 7 13.91 0.00 4.27 1.03 0.07 80.72