---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3499 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 865 13899 3 17327 30759 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:e4:61:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.153/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83796sec preferred_lft 83796sec inet6 fe80::f816:3eff:fee4:610e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:f4:51:4d:81:06 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::1cf4:51ff:fe4d:8106/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3499) 06/29/26 _x86_64_ (8 CPU) 09:16:22 LINUX RESTART (8 CPU) 09:20:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 506.41 0.84 490.93 14.64 243.14 57968.67 80323.20 09:40:27 26.03 0.44 23.59 1.99 22.99 2837.31 10414.17 09:50:14 13.90 0.10 12.94 0.86 2.32 2509.38 4046.58 Average: 179.09 0.46 172.87 5.76 88.21 20749.86 31188.27 09:20:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 1488928 21261808 10890380 33.14 600176 18273824 17265652 50.91 4928212 22750748 164 09:40:27 557456 19249880 12809140 38.98 583812 17307644 19226604 56.70 5073188 23530660 31072 09:50:14 346964 18660100 13395076 40.76 582656 16939032 19828280 58.47 4983532 23807844 12092 Average: 797783 19723929 12364865 37.63 588881 17506833 18773512 55.36 4994977 23363084 14443 09:20:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 09:30:01 ens3 334.27 210.60 2764.21 65.88 0.00 0.00 0.00 0.00 09:30:01 docker0 18.60 34.86 1.13 774.68 0.00 0.00 0.00 0.00 09:30:01 br-ecb0df815903 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 09:30:01 veth4ed6e54 0.12 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:30:01 veth857c307 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 vethdd16f7e 6.73 6.51 4.58 1.32 0.00 0.00 0.00 0.00 09:30:01 veth2e7faf7 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 vethea24f03 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 veth658af03 1.00 1.02 0.12 0.94 0.00 0.00 0.00 0.00 09:30:01 veth8a67fe0 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 vethaa19372 0.48 0.46 0.06 0.61 0.00 0.00 0.00 0.00 09:40:27 lo 11.92 11.92 30.35 30.35 0.00 0.00 0.00 0.00 09:40:27 ens3 12.08 9.71 24.47 2.86 0.00 0.00 0.00 0.00 09:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:27 br-ecb0df815903 11.79 13.56 6.11 47.60 0.00 0.00 0.00 0.00 09:40:27 veth4ed6e54 6.72 6.72 39.81 21.06 0.00 0.00 0.00 0.00 09:40:27 veth857c307 0.09 0.09 0.01 0.03 0.00 0.00 0.00 0.00 09:40:27 vethdd16f7e 106.51 114.63 61.18 53.24 0.00 0.00 0.00 0.01 09:40:27 veth2e7faf7 12.19 12.31 154.83 40.13 0.00 0.00 0.00 0.01 09:40:27 vethea24f03 18.69 20.47 5.60 201.45 0.00 0.00 0.00 0.02 09:40:27 veth658af03 83.95 77.86 73.38 37.70 0.00 0.00 0.00 0.01 09:40:27 vethaa19372 36.50 33.69 15.07 25.98 0.00 0.00 0.00 0.00 09:50:14 lo 38.76 38.76 181.81 181.81 0.00 0.00 0.00 0.00 09:50:14 ens3 3.47 2.93 7.27 1.61 0.00 0.00 0.00 0.00 09:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:14 br-ecb0df815903 23.77 28.81 35.16 154.64 0.00 0.00 0.00 0.00 09:50:14 veth4ed6e54 10.71 12.16 23.92 47.84 0.00 0.00 0.00 0.00 09:50:14 veth857c307 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:14 vethdd16f7e 76.08 83.33 63.12 29.74 0.00 0.00 0.00 0.01 09:50:14 veth2e7faf7 15.12 13.89 97.43 23.61 0.00 0.00 0.00 0.01 09:50:14 vethea24f03 31.42 36.44 35.86 250.02 0.00 0.00 0.00 0.02 09:50:14 veth658af03 46.55 42.88 58.34 25.62 0.00 0.00 0.00 0.00 09:50:14 vethaa19372 43.69 39.92 19.28 40.29 0.00 0.00 0.00 0.00 Average: lo 17.04 17.04 69.81 69.81 0.00 0.00 0.00 0.00 Average: ens3 114.58 73.16 914.34 23.05 0.00 0.00 0.00 0.00 Average: docker0 6.08 11.39 0.37 253.20 0.00 0.00 0.00 0.00 Average: br-ecb0df815903 11.94 14.18 13.58 66.94 0.00 0.00 0.00 0.00 Average: veth4ed6e54 5.87 6.36 21.62 22.91 0.00 0.00 0.00 0.00 Average: veth857c307 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethdd16f7e 63.98 69.09 43.32 28.61 0.00 0.00 0.00 0.00 Average: veth2e7faf7 9.17 8.84 85.52 21.63 0.00 0.00 0.00 0.01 Average: vethea24f03 16.74 19.02 13.63 151.44 0.00 0.00 0.00 0.01 Average: veth658af03 44.65 41.34 44.53 21.75 0.00 0.00 0.00 0.00 Average: vethaa19372 27.07 24.86 11.54 22.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3499) 06/29/26 _x86_64_ (8 CPU) 09:16:22 LINUX RESTART (8 CPU) 09:20:12 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 32.66 0.02 4.19 0.99 0.08 62.06 09:30:01 0 30.05 0.02 3.88 0.90 0.08 65.06 09:30:01 1 31.33 0.02 4.15 0.78 0.09 63.63 09:30:01 2 32.63 0.02 3.75 0.60 0.09 62.90 09:30:01 3 35.64 0.01 4.00 1.18 0.08 59.10 09:30:01 4 32.88 0.02 4.92 1.16 0.08 60.93 09:30:01 5 29.47 0.05 4.62 1.17 0.09 64.61 09:30:01 6 34.25 0.02 4.21 1.09 0.08 60.34 09:30:01 7 35.00 0.01 3.98 1.04 0.08 59.89 09:40:27 all 9.01 0.00 1.36 0.11 0.07 89.45 09:40:27 0 9.35 0.00 1.33 0.02 0.07 89.22 09:40:27 1 9.36 0.00 1.39 0.07 0.08 89.10 09:40:27 2 9.14 0.01 1.51 0.22 0.08 89.05 09:40:27 3 10.39 0.01 1.50 0.09 0.07 87.94 09:40:27 4 8.45 0.00 1.37 0.12 0.07 90.00 09:40:27 5 8.67 0.00 1.23 0.14 0.07 89.88 09:40:27 6 8.19 0.00 1.25 0.09 0.06 90.40 09:40:27 7 8.55 0.01 1.27 0.10 0.06 90.01 09:50:14 all 8.39 0.00 1.89 0.06 0.08 89.58 09:50:14 0 8.60 0.01 2.01 0.04 0.08 89.26 09:50:14 1 9.21 0.00 2.17 0.10 0.08 88.45 09:50:14 2 9.07 0.00 2.01 0.03 0.08 88.81 09:50:14 3 8.16 0.00 1.81 0.08 0.08 89.88 09:50:14 4 8.42 0.00 1.87 0.12 0.08 89.51 09:50:14 5 7.80 0.00 1.67 0.03 0.08 90.41 09:50:14 6 8.30 0.00 1.85 0.03 0.08 89.75 09:50:14 7 7.60 0.01 1.72 0.03 0.07 90.57 Average: all 16.54 0.01 2.46 0.38 0.08 80.54 Average: 0 15.88 0.01 2.39 0.31 0.08 81.33 Average: 1 16.49 0.01 2.54 0.31 0.08 80.56 Average: 2 16.79 0.01 2.40 0.28 0.08 80.42 Average: 3 17.92 0.01 2.42 0.44 0.07 79.14 Average: 4 16.42 0.01 2.69 0.46 0.08 80.34 Average: 5 15.18 0.02 2.48 0.44 0.08 81.80 Average: 6 16.74 0.01 2.41 0.40 0.07 80.37 Average: 7 16.88 0.01 2.30 0.38 0.07 80.36