---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9232 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 25G 131G 16% / 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 861 14388 3 16842 30720 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:4c:2b:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.97/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83729sec preferred_lft 83729sec inet6 fe80::f816:3eff:fe4c:2b66/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:85:8d:d9:c2:51 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::b485:8dff:fed9:c251/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-9232) 07/12/26 _x86_64_ (8 CPU) 09:30:24 LINUX RESTART (8 CPU) 09:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:01 96.80 0.43 93.05 3.32 20.25 12651.80 7331.13 10:00:06 25.88 0.16 23.41 2.30 17.40 3786.86 13542.99 10:10:06 10.08 0.07 9.54 0.46 1.64 1743.67 419.73 Average: 44.25 0.22 42.00 2.03 13.11 6060.57 7116.44 09:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:01 724048 19371012 12728288 38.73 581032 17231300 19078216 56.26 4735256 23720440 13048 10:00:06 404792 18318548 13740380 41.81 579404 16549524 19956708 58.85 4801472 23939040 13160 10:10:06 383036 17913388 14114456 42.95 578664 16205604 20276248 59.79 4738588 24054884 11992 Average: 503959 18534316 13527708 41.16 579700 16662143 19770391 58.30 4758439 23904788 12733 09:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:01 lo 1.74 1.74 2.87 2.87 0.00 0.00 0.00 0.00 09:50:01 ens3 56.19 40.39 914.42 9.83 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 br-32bd9e7d46af 1.82 2.05 0.83 5.52 0.00 0.00 0.00 0.00 09:50:01 veth399f43b 1.28 1.22 5.74 1.55 0.00 0.00 0.00 0.00 09:50:01 veth1e1dd88 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:50:01 veth860d531 2.39 2.73 0.51 24.96 0.00 0.00 0.00 0.00 09:50:01 veth734bbde 1.62 1.76 19.56 5.76 0.00 0.00 0.00 0.00 09:50:01 veth153292a 74.28 78.62 36.72 37.76 0.00 0.00 0.00 0.00 09:50:01 veth38cc066 74.71 69.94 51.78 33.55 0.00 0.00 0.00 0.00 09:50:01 vethf3492ba 2.27 1.80 0.31 1.77 0.00 0.00 0.00 0.00 10:00:06 lo 30.45 30.45 116.95 116.95 0.00 0.00 0.00 0.00 10:00:06 ens3 10.38 8.67 27.44 1.99 0.00 0.00 0.00 0.00 10:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:06 br-32bd9e7d46af 23.69 26.97 21.05 123.85 0.00 0.00 0.00 0.00 10:00:06 veth399f43b 11.77 12.48 54.54 51.28 0.00 0.00 0.00 0.00 10:00:06 veth1e1dd88 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 10:00:06 veth860d531 35.55 38.74 21.37 339.69 0.00 0.00 0.00 0.03 10:00:06 veth734bbde 20.60 20.39 217.79 54.85 0.00 0.00 0.00 0.02 10:00:06 veth153292a 69.33 75.91 48.69 27.83 0.00 0.00 0.00 0.00 10:00:06 veth38cc066 33.88 30.72 59.34 15.85 0.00 0.00 0.00 0.00 10:00:06 vethf3492ba 48.39 44.60 20.45 35.12 0.00 0.00 0.00 0.00 10:10:06 lo 34.40 34.40 165.16 165.16 0.00 0.00 0.00 0.00 10:10:06 ens3 2.10 1.43 0.66 1.88 0.00 0.00 0.00 0.00 10:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:06 br-32bd9e7d46af 28.94 29.60 35.02 131.79 0.00 0.00 0.00 0.00 10:10:06 veth399f43b 8.84 10.86 9.93 74.79 0.00 0.00 0.00 0.01 10:10:06 veth1e1dd88 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:06 veth860d531 35.16 35.82 35.80 205.37 0.00 0.00 0.00 0.02 10:10:06 veth734bbde 12.13 10.84 75.18 9.56 0.00 0.00 0.00 0.01 10:10:06 veth153292a 61.46 67.46 46.08 22.38 0.00 0.00 0.00 0.00 10:10:06 veth38cc066 43.81 40.31 83.46 22.34 0.00 0.00 0.00 0.01 10:10:06 vethf3492ba 30.53 27.32 13.70 26.09 0.00 0.00 0.00 0.00 Average: lo 22.20 22.20 94.97 94.97 0.00 0.00 0.00 0.00 Average: ens3 22.89 16.83 313.93 4.56 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-32bd9e7d46af 18.15 19.55 18.96 87.08 0.00 0.00 0.00 0.00 Average: veth399f43b 7.31 8.19 23.48 42.53 0.00 0.00 0.00 0.00 Average: veth1e1dd88 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth860d531 24.38 25.78 19.22 190.27 0.00 0.00 0.00 0.02 Average: veth734bbde 11.47 11.02 104.42 23.46 0.00 0.00 0.00 0.01 Average: veth153292a 68.36 74.01 43.84 29.33 0.00 0.00 0.00 0.00 Average: veth38cc066 50.78 46.97 64.83 23.90 0.00 0.00 0.00 0.01 Average: vethf3492ba 27.10 24.61 11.50 21.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-9232) 07/12/26 _x86_64_ (8 CPU) 09:30:24 LINUX RESTART (8 CPU) 09:40:00 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 10.45 0.02 1.46 0.45 0.06 87.55 09:50:01 0 9.39 0.01 1.30 0.20 0.06 89.04 09:50:01 1 10.17 0.02 1.44 0.25 0.06 88.06 09:50:01 2 10.27 0.01 1.53 0.36 0.07 87.76 09:50:01 3 10.74 0.03 1.43 1.58 0.06 86.15 09:50:01 4 11.06 0.02 1.39 0.49 0.07 86.99 09:50:01 5 10.80 0.03 1.69 0.32 0.06 87.09 09:50:01 6 10.78 0.01 1.48 0.32 0.07 87.34 09:50:01 7 10.43 0.04 1.44 0.09 0.06 87.94 10:00:06 all 9.67 0.00 1.92 0.49 0.08 87.82 10:00:06 0 10.13 0.00 2.10 0.11 0.08 87.57 10:00:06 1 9.29 0.01 1.95 1.01 0.08 87.65 10:00:06 2 9.92 0.00 1.94 0.10 0.09 87.95 10:00:06 3 9.40 0.00 1.91 0.17 0.08 88.44 10:00:06 4 8.99 0.00 1.92 1.12 0.08 87.89 10:00:06 5 9.43 0.00 1.86 1.00 0.08 87.62 10:00:06 6 10.77 0.00 1.80 0.18 0.08 87.16 10:00:06 7 9.43 0.01 1.91 0.25 0.08 88.33 10:10:06 all 7.32 0.00 1.66 0.04 0.09 90.89 10:10:06 0 7.42 0.00 1.68 0.03 0.09 90.78 10:10:06 1 7.98 0.00 1.73 0.03 0.10 90.16 10:10:06 2 6.71 0.00 1.72 0.12 0.09 91.36 10:10:06 3 7.11 0.00 1.62 0.01 0.09 91.17 10:10:06 4 7.46 0.00 1.60 0.03 0.09 90.82 10:10:06 5 6.82 0.00 1.64 0.03 0.09 91.42 10:10:06 6 7.66 0.00 1.68 0.02 0.09 90.55 10:10:06 7 7.40 0.00 1.57 0.04 0.09 90.90 Average: all 9.15 0.01 1.68 0.33 0.08 88.75 Average: 0 8.98 0.01 1.70 0.11 0.08 89.13 Average: 1 9.15 0.01 1.71 0.43 0.08 88.62 Average: 2 8.97 0.00 1.73 0.19 0.08 89.02 Average: 3 9.08 0.01 1.65 0.59 0.08 88.59 Average: 4 9.17 0.01 1.64 0.54 0.08 88.56 Average: 5 9.02 0.01 1.73 0.45 0.08 88.70 Average: 6 9.74 0.01 1.66 0.17 0.08 88.34 Average: 7 9.09 0.02 1.64 0.12 0.08 89.05