---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38588 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: 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 17G 139G 11% / 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 750 19570 4 11771 30874 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:84:35:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84506sec preferred_lft 84506sec inet6 fe80::f816:3eff:fe84:3549/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:97:41:e2:f2:ba 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::e897:41ff:fee2:f2ba/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-38588) 08/19/26 _x86_64_ (8 CPU) 00:23:16 LINUX RESTART (8 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 7.38 0.06 6.92 0.39 3.09 2487.15 824.14 00:50:03 41.40 2.21 38.08 1.10 318.96 22160.32 2978.96 Average: 24.43 1.14 22.54 0.75 161.39 12346.36 1904.03 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23805968 29089428 3215556 9.78 160764 5296588 3273072 9.65 1149860 7383296 678268 00:50:03 20275504 31642556 633248 1.93 226448 11071264 1446480 4.27 2952572 8830976 160 Average: 22040736 30365992 1924402 5.86 193606 8183926 2359776 6.96 2051216 8107136 339214 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.74 1.74 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 56.38 48.00 235.47 12.93 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:03 lo 201.52 201.52 198.20 198.20 0.00 0.00 0.00 0.00 00:50:03 ens3 107.97 98.44 339.47 1291.49 0.00 0.00 0.00 0.00 00:50:03 docker0 66.84 61.61 1281.15 7.94 0.00 0.00 0.00 0.00 00:50:03 vethff3610d 66.84 61.61 1282.06 7.94 0.00 0.00 0.00 0.11 Average: lo 101.86 101.86 99.41 99.41 0.00 0.00 0.00 0.00 Average: ens3 82.24 73.28 287.59 653.68 0.00 0.00 0.00 0.00 Average: docker0 33.50 30.88 642.05 3.98 0.00 0.00 0.00 0.00 Average: vethff3610d 33.50 30.88 642.50 3.98 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38588) 08/19/26 _x86_64_ (8 CPU) 00:23:16 LINUX RESTART (8 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 35.03 0.00 1.45 0.02 0.07 63.43 00:40:01 0 30.96 0.00 1.25 0.02 0.07 67.70 00:40:01 1 41.45 0.00 1.50 0.01 0.08 56.97 00:40:01 2 39.15 0.00 1.81 0.02 0.08 58.94 00:40:01 3 33.65 0.00 1.43 0.01 0.07 64.84 00:40:01 4 34.53 0.00 1.45 0.02 0.07 63.93 00:40:01 5 32.58 0.00 1.50 0.07 0.07 65.78 00:40:01 6 34.46 0.00 1.23 0.03 0.07 64.21 00:40:01 7 33.48 0.00 1.41 0.01 0.08 65.03 00:50:03 all 15.79 0.00 1.33 0.18 0.05 82.65 00:50:03 0 13.16 0.00 0.80 0.06 0.04 85.93 00:50:03 1 15.84 0.00 1.34 0.20 0.06 82.57 00:50:03 2 17.03 0.00 1.56 0.07 0.06 81.28 00:50:03 3 19.24 0.00 1.82 0.14 0.06 78.74 00:50:03 4 18.20 0.00 1.61 0.40 0.06 79.74 00:50:03 5 13.63 0.00 1.33 0.31 0.06 84.68 00:50:03 6 15.98 0.00 1.18 0.17 0.05 82.62 00:50:03 7 13.25 0.00 0.98 0.10 0.06 85.61 Average: all 25.39 0.00 1.39 0.10 0.06 73.06 Average: 0 22.04 0.00 1.02 0.04 0.06 76.84 Average: 1 28.62 0.00 1.42 0.10 0.07 69.79 Average: 2 28.06 0.00 1.68 0.05 0.07 70.14 Average: 3 26.43 0.00 1.62 0.07 0.06 71.81 Average: 4 26.35 0.00 1.53 0.21 0.06 71.85 Average: 5 23.08 0.00 1.41 0.19 0.06 75.26 Average: 6 25.20 0.00 1.21 0.10 0.06 73.44 Average: 7 23.35 0.00 1.19 0.05 0.07 75.34