---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11542 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 25G 131G 17% / 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 872 11864 4 19354 30751 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:b9:43:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.150/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84487sec preferred_lft 84487sec inet6 fe80::f816:3eff:feb9:43ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:61:81:b5:8b:5c 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::461:81ff:feb5:8b5c/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-11542) 08/12/26 _x86_64_ (8 CPU) 08:16:43 LINUX RESTART (8 CPU) 08:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:15 572.39 0.64 557.09 14.67 34.27 60747.64 52885.51 08:40:15 11.11 0.30 10.52 0.30 5.52 362.41 1749.10 Average: 291.75 0.47 283.80 7.48 19.89 30555.27 27317.51 08:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:15 2400020 22256624 9898572 30.12 582892 18389936 16345960 48.20 4739500 22073504 556 08:40:15 668708 20591264 11562068 35.18 584640 18448736 17415968 51.36 4799504 23725340 1828 Average: 1534364 21423944 10730320 32.65 583766 18419336 16880964 49.78 4769502 22899422 1192 08:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:15 lo 0.84 0.84 0.07 0.07 0.00 0.00 0.00 0.00 08:30:15 ens3 286.27 185.43 3040.53 50.75 0.00 0.00 0.00 0.00 08:30:15 docker0 22.76 39.84 1.34 755.04 0.00 0.00 0.00 0.00 08:30:15 br-4ba250dbc686 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 08:30:15 vethb3485c9 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:30:15 vethb96be17 0.08 0.16 0.01 0.01 0.00 0.00 0.00 0.00 08:30:15 veth6ae578b 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:30:15 veth9c18671 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:30:15 vethafa89e1 6.58 6.28 4.42 1.28 0.00 0.00 0.00 0.00 08:30:15 veth9ed9c42 0.76 0.79 0.09 0.90 0.00 0.00 0.00 0.00 08:30:15 vethbcc7cac 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:30:15 veth6d22f8f 0.35 0.39 0.05 0.53 0.00 0.00 0.00 0.00 08:40:15 lo 4.13 4.13 16.35 16.35 0.00 0.00 0.00 0.00 08:40:15 ens3 6.31 4.60 2.57 2.56 0.00 0.00 0.00 0.00 08:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:15 br-4ba250dbc686 2.25 2.12 15.80 0.59 0.00 0.00 0.00 0.00 08:40:15 vethb3485c9 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:40:15 vethb96be17 0.53 0.33 0.08 0.38 0.00 0.00 0.00 0.00 08:40:15 veth6ae578b 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 08:40:15 veth9c18671 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:40:15 vethafa89e1 204.37 219.34 147.92 105.32 0.00 0.00 0.00 0.01 08:40:15 veth9ed9c42 110.80 103.31 83.09 55.49 0.00 0.00 0.00 0.01 08:40:15 veth6d22f8f 115.11 106.97 53.42 95.88 0.00 0.00 0.00 0.01 Average: lo 2.49 2.49 8.21 8.21 0.00 0.00 0.00 0.00 Average: ens3 146.29 95.02 1521.57 26.65 0.00 0.00 0.00 0.00 Average: docker0 11.38 19.92 0.67 377.52 0.00 0.00 0.00 0.00 Average: br-4ba250dbc686 1.27 1.19 7.91 0.31 0.00 0.00 0.00 0.00 Average: vethb3485c9 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb96be17 0.30 0.25 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth6ae578b 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth9c18671 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethafa89e1 105.47 112.81 76.17 53.30 0.00 0.00 0.00 0.01 Average: veth9ed9c42 55.78 52.05 41.59 28.19 0.00 0.00 0.00 0.00 Average: veth6d22f8f 57.73 53.68 26.73 48.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11542) 08/12/26 _x86_64_ (8 CPU) 08:16:43 LINUX RESTART (8 CPU) 08:20:15 CPU %user %nice %system %iowait %steal %idle 08:30:15 all 35.42 0.02 4.69 2.57 0.10 57.21 08:30:15 0 31.31 0.01 4.80 2.94 0.09 60.83 08:30:15 1 36.29 0.04 4.57 1.90 0.10 57.11 08:30:15 2 38.14 0.02 4.60 2.77 0.10 54.39 08:30:15 3 36.04 0.03 4.89 2.85 0.09 56.10 08:30:15 4 34.17 0.02 4.69 1.93 0.09 59.10 08:30:15 5 38.03 0.02 4.68 3.22 0.10 53.95 08:30:15 6 36.38 0.03 5.01 3.10 0.10 55.39 08:30:15 7 33.00 0.02 4.27 1.83 0.09 60.78 08:40:15 all 7.37 0.00 1.11 0.02 0.08 91.42 08:40:15 0 7.56 0.00 1.48 0.03 0.08 90.85 08:40:15 1 6.71 0.00 1.17 0.02 0.08 92.02 08:40:15 2 6.77 0.00 1.11 0.02 0.08 92.03 08:40:15 3 7.25 0.00 1.10 0.01 0.07 91.58 08:40:15 4 7.44 0.00 1.07 0.06 0.07 91.36 08:40:15 5 7.18 0.00 1.01 0.02 0.08 91.71 08:40:15 6 7.54 0.00 0.99 0.01 0.08 91.38 08:40:15 7 8.46 0.00 1.00 0.02 0.07 90.45 Average: all 21.39 0.01 2.90 1.30 0.09 74.32 Average: 0 19.42 0.01 3.14 1.49 0.09 75.86 Average: 1 21.49 0.02 2.87 0.96 0.09 74.57 Average: 2 22.46 0.01 2.85 1.39 0.09 73.20 Average: 3 21.64 0.01 2.99 1.43 0.08 73.84 Average: 4 20.80 0.01 2.88 1.00 0.08 75.23 Average: 5 22.60 0.01 2.84 1.62 0.09 72.84 Average: 6 21.95 0.01 3.00 1.55 0.09 73.39 Average: 7 20.72 0.01 2.64 0.92 0.08 75.62