---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4212 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: 5599.86 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 1020 12372 3 18699 30604 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:2e:ab:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.78/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84455sec preferred_lft 84455sec inet6 fe80::f816:3eff:fe2e:ab97/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:7c:00:9c:09:d9 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::cc7c:ff:fe9c:9d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4212) 07/01/26 _x86_64_ (8 CPU) 08:42:34 LINUX RESTART (8 CPU) 08:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:04 209.47 0.34 201.60 7.53 16.38 38921.39 33570.29 09:10:01 11.26 0.41 10.49 0.36 17.65 471.18 3939.37 Average: 110.96 0.37 106.62 3.97 17.01 19811.77 18843.83 08:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:04 869192 20639060 11512724 35.03 597064 18273264 17491508 51.58 4936276 23356376 728 09:10:01 263768 19641076 12509688 38.07 581144 17897228 18531340 54.65 4936536 23963300 1048 Average: 566480 20140068 12011206 36.55 589104 18085246 18011424 53.11 4936406 23659838 888 08:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:04 lo 0.64 0.64 0.05 0.05 0.00 0.00 0.00 0.00 09:00:04 ens3 170.53 101.67 1842.08 29.62 0.00 0.00 0.00 0.00 09:00:04 docker0 12.16 24.41 0.73 594.91 0.00 0.00 0.00 0.00 09:00:04 br-77e7ffd076cd 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:00:04 veth070b245 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:00:04 veth71eae30 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:00:04 vethd3320f0 28.37 28.72 8.27 7.27 0.00 0.00 0.00 0.00 09:00:04 veth5dc881c 0.36 0.37 0.04 0.17 0.00 0.00 0.00 0.00 09:00:04 veth15da047 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:00:04 veth6bed3c5 23.43 23.00 7.60 4.65 0.00 0.00 0.00 0.00 09:00:04 veth9bdface 0.22 0.33 0.35 1.36 0.00 0.00 0.00 0.00 09:00:04 veth436b943 1.36 1.11 0.18 1.18 0.00 0.00 0.00 0.00 09:10:01 lo 7.68 7.68 36.85 36.85 0.00 0.00 0.00 0.00 09:10:01 ens3 15.46 9.47 5.34 6.03 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 br-77e7ffd076cd 4.32 4.05 36.00 0.92 0.00 0.00 0.00 0.00 09:10:01 veth070b245 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 veth71eae30 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 09:10:01 vethd3320f0 303.54 327.97 240.05 156.31 0.00 0.00 0.00 0.02 09:10:01 veth5dc881c 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 09:10:01 veth15da047 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 veth6bed3c5 130.84 119.80 113.10 77.64 0.00 0.00 0.00 0.01 09:10:01 veth436b943 205.58 191.46 94.03 166.57 0.00 0.00 0.00 0.01 Average: lo 4.14 4.14 18.34 18.34 0.00 0.00 0.00 0.00 Average: ens3 93.46 55.85 929.23 17.90 0.00 0.00 0.00 0.00 Average: docker0 6.12 12.28 0.37 299.24 0.00 0.00 0.00 0.00 Average: br-77e7ffd076cd 2.29 2.14 17.90 0.47 0.00 0.00 0.00 0.00 Average: veth070b245 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth71eae30 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethd3320f0 165.13 177.45 123.46 81.34 0.00 0.00 0.00 0.01 Average: veth5dc881c 0.38 0.29 0.05 0.26 0.00 0.00 0.00 0.00 Average: veth15da047 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6bed3c5 76.82 71.11 60.03 40.93 0.00 0.00 0.00 0.00 Average: veth436b943 102.86 95.71 46.83 83.38 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4212) 07/01/26 _x86_64_ (8 CPU) 08:42:34 LINUX RESTART (8 CPU) 08:50:01 CPU %user %nice %system %iowait %steal %idle 09:00:04 all 14.19 0.02 2.57 0.63 0.07 82.52 09:00:04 0 15.96 0.02 2.74 0.81 0.07 80.41 09:00:04 1 14.63 0.01 2.89 0.80 0.07 81.60 09:00:04 2 14.68 0.03 2.44 0.36 0.07 82.42 09:00:04 3 13.90 0.01 2.40 0.83 0.07 82.78 09:00:04 4 12.24 0.03 2.26 0.52 0.07 84.89 09:00:04 5 13.97 0.02 2.85 0.60 0.07 82.50 09:00:04 6 13.21 0.02 2.56 0.49 0.07 83.66 09:00:04 7 14.94 0.02 2.42 0.64 0.07 81.91 09:10:01 all 7.27 0.00 1.21 0.02 0.07 91.42 09:10:01 0 6.59 0.00 1.25 0.01 0.07 92.07 09:10:01 1 7.83 0.00 1.25 0.01 0.07 90.84 09:10:01 2 9.30 0.00 1.32 0.01 0.08 89.30 09:10:01 3 6.35 0.00 1.17 0.06 0.08 92.35 09:10:01 4 7.54 0.00 1.25 0.08 0.07 91.06 09:10:01 5 7.12 0.00 1.19 0.01 0.07 91.61 09:10:01 6 7.05 0.00 1.16 0.01 0.07 91.70 09:10:01 7 6.37 0.00 1.13 0.01 0.07 92.42 Average: all 10.76 0.01 1.90 0.33 0.07 86.93 Average: 0 11.31 0.01 2.00 0.41 0.07 86.19 Average: 1 11.26 0.01 2.08 0.41 0.07 86.17 Average: 2 12.01 0.01 1.88 0.18 0.08 85.83 Average: 3 10.16 0.01 1.79 0.45 0.07 87.52 Average: 4 9.91 0.02 1.76 0.30 0.07 87.94 Average: 5 10.58 0.01 2.03 0.31 0.07 87.01 Average: 6 10.16 0.01 1.87 0.25 0.07 87.64 Average: 7 10.69 0.01 1.78 0.33 0.07 87.12