---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3422 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: 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 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 883 12110 4 19098 30741 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:88:bb:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.144/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83523sec preferred_lft 83523sec inet6 fe80::f816:3eff:fe88:bbbc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:48:66:7a:b3:40 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::2848:66ff:fe7a:b340/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3422) 06/29/26 _x86_64_ (8 CPU) 05:36:23 LINUX RESTART (8 CPU) 05:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:50:01 567.58 4.39 550.06 13.12 298.70 45144.41 53399.58 06:00:01 53.95 0.21 52.01 1.73 2.61 15635.65 19906.22 06:10:13 112.43 0.09 108.70 3.63 12.03 13609.31 11594.69 06:20:01 8.99 0.10 8.56 0.33 3.83 466.35 2593.68 Average: 184.44 1.19 178.57 4.68 78.30 18651.26 21766.51 05:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:50:01 14151832 27184536 5044344 15.35 518408 11890400 5283032 15.58 3039888 14244016 24900 06:00:01 10694572 27135836 5079892 15.46 538376 15155688 5316092 15.68 4117332 16497008 7100 06:10:13 1362428 21015524 11137056 33.89 598616 18155664 17019340 50.19 4878332 22909316 892 06:20:01 277944 20025628 12125544 36.90 599172 18244764 17957360 52.95 4921448 23933316 1968 Average: 6621694 23840381 8346709 25.40 563643 15861629 11393956 33.60 4239250 19395914 8715 05:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:50:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 05:50:01 ens3 455.25 281.58 2728.94 79.35 0.00 0.00 0.00 0.00 05:50:01 docker0 35.07 48.69 1.96 413.41 0.00 0.00 0.00 0.00 05:50:01 veth19748fb 24.41 32.90 1.64 67.97 0.00 0.00 0.00 0.01 06:00:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 06:00:01 ens3 175.17 105.76 562.04 12.53 0.00 0.00 0.00 0.00 06:00:01 docker0 91.82 126.17 4.85 368.56 0.00 0.00 0.00 0.00 06:00:01 vethda3cccd 55.16 72.77 3.66 153.85 0.00 0.00 0.00 0.01 06:10:13 lo 0.49 0.49 0.03 0.03 0.00 0.00 0.00 0.00 06:10:13 ens3 78.53 55.63 1009.48 11.79 0.00 0.00 0.00 0.00 06:10:13 docker0 12.33 15.46 0.66 99.16 0.00 0.00 0.00 0.00 06:10:13 br-62230ce86042 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 06:10:13 vethbb7eecf 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:10:13 veth64f52af 41.38 43.26 14.82 17.80 0.00 0.00 0.00 0.00 06:10:13 vethc3c61d7 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 06:10:13 vethb2c6cf9 0.39 0.38 0.04 0.20 0.00 0.00 0.00 0.00 06:10:13 veth5048158 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:10:13 veth72f9f42 38.44 36.51 23.40 11.45 0.00 0.00 0.00 0.00 06:10:13 vethdbff52c 0.54 0.93 0.67 6.60 0.00 0.00 0.00 0.00 06:10:13 veth9796b05 1.59 1.28 0.22 1.33 0.00 0.00 0.00 0.00 06:20:01 lo 8.50 8.50 38.83 38.83 0.00 0.00 0.00 0.00 06:20:01 ens3 19.89 12.55 5.80 5.83 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 br-62230ce86042 4.79 4.49 37.89 1.04 0.00 0.00 0.00 0.00 06:20:01 vethbb7eecf 0.23 0.21 0.02 0.09 0.00 0.00 0.00 0.00 06:20:01 veth64f52af 321.11 346.28 254.41 159.72 0.00 0.00 0.00 0.02 06:20:01 vethc3c61d7 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 vethb2c6cf9 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 06:20:01 veth5048158 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 veth72f9f42 124.60 114.67 102.09 75.41 0.00 0.00 0.00 0.01 06:20:01 veth9796b05 230.04 214.33 105.23 183.13 0.00 0.00 0.00 0.02 Average: lo 2.41 2.41 9.60 9.60 0.00 0.00 0.00 0.00 Average: ens3 181.19 113.29 1073.58 27.16 0.00 0.00 0.00 0.00 Average: docker0 34.85 47.63 1.87 219.81 0.00 0.00 0.00 0.00 Average: br-62230ce86042 1.25 1.17 9.34 0.26 0.00 0.00 0.00 0.00 Average: vethbb7eecf 0.07 0.08 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth64f52af 89.73 96.42 66.49 43.92 0.00 0.00 0.00 0.01 Average: vethc3c61d7 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb2c6cf9 0.20 0.15 0.03 0.14 0.00 0.00 0.00 0.00 Average: veth5048158 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth72f9f42 40.55 37.61 31.15 21.52 0.00 0.00 0.00 0.00 Average: veth9796b05 57.10 53.15 25.99 45.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3422) 06/29/26 _x86_64_ (8 CPU) 05:36:23 LINUX RESTART (8 CPU) 05:40:12 CPU %user %nice %system %iowait %steal %idle 05:50:01 all 31.09 0.00 3.87 0.96 0.08 64.00 05:50:01 0 29.64 0.00 3.36 0.87 0.08 66.06 05:50:01 1 30.62 0.00 3.76 0.87 0.08 64.67 05:50:01 2 30.58 0.00 4.22 0.88 0.09 64.23 05:50:01 3 32.66 0.00 4.63 1.18 0.08 61.45 05:50:01 4 32.59 0.00 4.08 1.10 0.08 62.14 05:50:01 5 33.11 0.00 3.73 0.83 0.08 62.25 05:50:01 6 29.32 0.00 3.53 1.01 0.08 66.06 05:50:01 7 30.23 0.00 3.67 0.92 0.08 65.10 06:00:01 all 2.40 0.00 0.80 0.18 0.02 96.60 06:00:01 0 1.30 0.00 0.71 0.24 0.03 97.73 06:00:01 1 3.34 0.00 0.94 0.31 0.02 95.39 06:00:01 2 1.50 0.00 0.61 0.43 0.03 97.44 06:00:01 3 1.95 0.00 0.78 0.06 0.02 97.19 06:00:01 4 1.66 0.00 0.64 0.06 0.02 97.62 06:00:01 5 4.83 0.00 0.96 0.07 0.03 94.12 06:00:01 6 1.63 0.00 0.77 0.15 0.03 97.42 06:00:01 7 3.02 0.00 0.98 0.09 0.03 95.88 06:10:13 all 9.10 0.02 1.48 0.27 0.04 89.09 06:10:13 0 10.14 0.03 1.60 0.23 0.04 87.96 06:10:13 1 9.15 0.03 1.50 0.28 0.05 88.99 06:10:13 2 8.74 0.01 1.44 0.17 0.05 89.59 06:10:13 3 9.40 0.02 1.58 0.22 0.05 88.72 06:10:13 4 8.44 0.02 1.44 0.21 0.04 89.86 06:10:13 5 9.75 0.01 1.44 0.81 0.04 87.95 06:10:13 6 8.54 0.01 1.25 0.15 0.04 90.01 06:10:13 7 8.64 0.03 1.56 0.13 0.05 89.60 06:20:01 all 7.32 0.00 1.28 0.02 0.06 91.32 06:20:01 0 6.86 0.00 1.29 0.08 0.06 91.71 06:20:01 1 7.93 0.00 1.47 0.02 0.07 90.52 06:20:01 2 7.89 0.00 1.35 0.03 0.06 90.67 06:20:01 3 7.42 0.00 1.25 0.01 0.05 91.27 06:20:01 4 7.44 0.00 1.26 0.01 0.06 91.24 06:20:01 5 7.72 0.00 1.32 0.01 0.06 90.88 06:20:01 6 6.83 0.00 1.18 0.01 0.06 91.91 06:20:01 7 6.44 0.00 1.13 0.03 0.05 92.35 Average: all 12.39 0.01 1.85 0.36 0.05 85.35 Average: 0 11.91 0.01 1.73 0.35 0.05 85.94 Average: 1 12.68 0.01 1.91 0.37 0.05 84.98 Average: 2 12.08 0.00 1.89 0.38 0.06 85.59 Average: 3 12.77 0.01 2.05 0.36 0.05 84.77 Average: 4 12.42 0.00 1.84 0.34 0.05 85.34 Average: 5 13.77 0.00 1.85 0.43 0.05 83.89 Average: 6 11.51 0.00 1.67 0.33 0.05 86.43 Average: 7 12.00 0.01 1.83 0.29 0.05 85.82