---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4839 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 833 12504 4 18753 30790 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:82:66:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.210/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84416sec preferred_lft 84416sec inet6 fe80::f816:3eff:fe82:6644/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:d4:61:f2:d0:7c 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::bcd4:61ff:fef2:d07c/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-4839) 07/03/26 _x86_64_ (8 CPU) 11:09:22 LINUX RESTART (8 CPU) 11:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:00 657.23 5.32 635.56 16.35 378.98 63505.12 97517.95 11:30:04 104.41 0.37 100.67 3.36 17.66 12752.30 5440.82 11:40:04 10.84 0.06 10.57 0.21 2.37 459.70 1416.58 Average: 256.42 1.91 247.90 6.61 132.30 25473.83 34613.07 11:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:00 10089156 26925252 5288596 16.09 543420 15527016 5472136 16.14 4136820 17063076 54056 11:30:04 265980 19931152 12221280 37.19 599764 18164996 18342564 54.09 4887304 23988716 604 11:40:04 295168 19634772 12516944 38.09 582840 17857952 18453528 54.42 4863528 23998228 640 Average: 3550101 22163725 10008940 30.46 575341 17183321 14089409 41.55 4629217 21683340 18433 11:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:00 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 11:20:00 ens3 420.27 276.07 3708.26 80.00 0.00 0.00 0.00 0.00 11:20:00 docker0 22.44 40.20 1.35 871.43 0.00 0.00 0.00 0.00 11:20:00 veth75a01db 3.54 5.72 0.26 104.36 0.00 0.00 0.00 0.01 11:30:04 lo 0.66 0.66 0.22 0.22 0.00 0.00 0.00 0.00 11:30:04 ens3 73.07 51.12 922.39 11.72 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:04 br-fc60a6f6f65a 0.38 0.35 0.16 0.05 0.00 0.00 0.00 0.00 11:30:04 veth0825ad8 0.47 0.43 0.06 0.26 0.00 0.00 0.00 0.00 11:30:04 veth0249aba 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:30:04 veth4ca070f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:30:04 vethdc9e7b7 74.04 78.04 36.48 37.92 0.00 0.00 0.00 0.00 11:30:04 veth48e66e5 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:30:04 veth5bef1b6 71.28 66.74 49.68 32.79 0.00 0.00 0.00 0.00 11:30:04 veth6f2c641 4.74 4.24 1.03 2.24 0.00 0.00 0.00 0.00 11:40:04 lo 10.08 10.08 56.43 56.43 0.00 0.00 0.00 0.00 11:40:04 ens3 23.71 12.73 7.57 6.83 0.00 0.00 0.00 0.00 11:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 br-fc60a6f6f65a 5.87 5.47 55.42 1.15 0.00 0.00 0.00 0.00 11:40:04 veth0825ad8 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 11:40:04 veth0249aba 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 veth4ca070f 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 11:40:04 vethdc9e7b7 323.29 348.95 266.31 153.00 0.00 0.00 0.00 0.02 11:40:04 veth48e66e5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 veth5bef1b6 112.38 103.62 98.63 71.82 0.00 0.00 0.00 0.01 11:40:04 veth6f2c641 245.16 228.11 112.94 198.37 0.00 0.00 0.00 0.02 Average: lo 3.83 3.83 18.91 18.91 0.00 0.00 0.00 0.00 Average: ens3 171.68 112.87 1540.66 32.72 0.00 0.00 0.00 0.00 Average: docker0 7.44 13.32 0.45 288.78 0.00 0.00 0.00 0.00 Average: br-fc60a6f6f65a 2.08 1.94 18.53 0.40 0.00 0.00 0.00 0.00 Average: veth0825ad8 0.29 0.21 0.04 0.20 0.00 0.00 0.00 0.00 Average: veth0249aba 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth4ca070f 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethdc9e7b7 132.59 142.48 101.00 63.71 0.00 0.00 0.00 0.01 Average: veth48e66e5 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5bef1b6 61.36 56.92 49.53 34.94 0.00 0.00 0.00 0.00 Average: veth6f2c641 83.31 77.46 37.99 66.87 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4839) 07/03/26 _x86_64_ (8 CPU) 11:09:22 LINUX RESTART (8 CPU) 11:10:04 CPU %user %nice %system %iowait %steal %idle 11:20:00 all 36.39 0.00 5.19 1.55 0.08 56.79 11:20:00 0 37.95 0.00 4.72 1.80 0.08 55.45 11:20:00 1 35.72 0.00 5.44 1.40 0.08 57.36 11:20:00 2 33.99 0.00 5.12 1.87 0.08 58.94 11:20:00 3 38.09 0.00 5.23 1.40 0.08 55.19 11:20:00 4 33.27 0.00 5.89 1.51 0.08 59.25 11:20:00 5 35.28 0.00 5.03 1.26 0.08 58.36 11:20:00 6 37.96 0.00 5.15 1.96 0.08 54.84 11:20:00 7 38.84 0.00 4.98 1.20 0.08 54.90 11:30:04 all 10.91 0.02 1.56 0.34 0.06 87.10 11:30:04 0 9.94 0.01 1.69 0.50 0.06 87.80 11:30:04 1 12.31 0.03 1.57 0.37 0.07 85.64 11:30:04 2 10.35 0.02 1.50 0.42 0.07 87.64 11:30:04 3 11.80 0.02 1.64 0.20 0.07 86.27 11:30:04 4 10.04 0.03 1.51 0.41 0.06 87.95 11:30:04 5 10.08 0.04 1.39 0.17 0.06 88.26 11:30:04 6 10.96 0.02 1.41 0.25 0.07 87.28 11:30:04 7 11.76 0.03 1.78 0.39 0.06 85.98 11:40:04 all 6.27 0.00 1.18 0.03 0.07 92.45 11:40:04 0 7.29 0.00 1.32 0.02 0.07 91.29 11:40:04 1 6.39 0.00 1.23 0.03 0.07 92.28 11:40:04 2 5.87 0.00 1.22 0.02 0.07 92.82 11:40:04 3 6.64 0.00 1.19 0.07 0.06 92.03 11:40:04 4 6.87 0.00 1.25 0.02 0.07 91.78 11:40:04 5 5.32 0.00 1.11 0.02 0.06 93.49 11:40:04 6 5.16 0.00 1.00 0.02 0.07 93.76 11:40:04 7 6.60 0.00 1.16 0.01 0.06 92.17 Average: all 17.82 0.01 2.64 0.64 0.07 78.83 Average: 0 18.35 0.00 2.57 0.77 0.07 78.23 Average: 1 18.10 0.01 2.74 0.60 0.08 78.47 Average: 2 16.70 0.01 2.61 0.77 0.07 79.84 Average: 3 18.81 0.01 2.69 0.56 0.07 77.88 Average: 4 16.69 0.01 2.88 0.65 0.07 79.71 Average: 5 16.87 0.01 2.51 0.48 0.07 80.07 Average: 6 17.98 0.01 2.51 0.74 0.07 78.69 Average: 7 19.02 0.01 2.64 0.53 0.07 77.74