---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3258 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 874 13946 4 17271 30740 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:57:52:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.213/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83679sec preferred_lft 83679sec inet6 fe80::f816:3eff:fe57:52c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:7b:50:04:85:f5 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::7c7b:50ff:fe04:85f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3258) 03/19/26 _x86_64_ (8 CPU) 14:56:32 LINUX RESTART (8 CPU) 15:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:17 526.29 0.69 512.18 13.42 33.41 54871.49 82553.01 15:20:20 31.51 0.34 29.39 1.78 7.18 3005.38 2496.37 15:30:21 21.87 0.57 19.67 1.64 17.17 4013.37 4101.24 15:40:13 22.21 0.06 19.68 2.47 1.77 3160.05 11668.73 Average: 151.05 0.42 145.79 4.84 14.94 16320.38 25264.52 15:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:17 5490660 24131468 8031608 24.44 585928 17216080 12113972 35.72 4509316 19291836 456 15:20:20 837796 20083736 12022848 36.59 593204 17827376 17648080 52.04 4897748 23432348 11272 15:30:21 298216 18884612 13129036 39.95 576424 17277924 19507892 57.53 4866388 23998056 11704 15:40:13 2657852 21249392 10797960 32.86 576712 17247124 16759708 49.42 4866920 21641616 14704 Average: 2321131 21087302 10995363 33.46 583067 17392126 16507413 48.68 4785093 22090964 9534 15:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:17 lo 0.77 0.77 0.12 0.12 0.00 0.00 0.00 0.00 15:10:17 ens3 374.70 229.76 2696.40 71.40 0.00 0.00 0.00 0.00 15:10:17 docker0 24.34 41.11 1.41 682.40 0.00 0.00 0.00 0.00 15:10:17 br-11b828e588a4 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 15:10:17 veth49ee38e 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 15:10:17 veth7f43d02 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 15:10:17 veth68ed2a4 0.03 0.10 0.00 0.01 0.00 0.00 0.00 0.00 15:10:17 veth7351863 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 15:10:17 veth299ba9e 4.23 4.09 1.89 0.95 0.00 0.00 0.00 0.00 15:10:17 veth7def056 3.98 4.19 0.94 1.89 0.00 0.00 0.00 0.00 15:20:20 lo 7.99 7.99 19.83 19.83 0.00 0.00 0.00 0.00 15:20:20 ens3 5.89 5.08 11.52 1.51 0.00 0.00 0.00 0.00 15:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:20 br-11b828e588a4 6.49 7.59 3.21 27.18 0.00 0.00 0.00 0.00 15:20:20 veth49ee38e 0.09 0.13 0.01 0.03 0.00 0.00 0.00 0.00 15:20:20 veth7f43d02 3.75 3.10 26.12 7.07 0.00 0.00 0.00 0.00 15:20:20 veth68ed2a4 5.28 5.83 61.89 26.22 0.00 0.00 0.00 0.01 15:20:20 veth7351863 9.34 10.50 2.54 88.58 0.00 0.00 0.00 0.01 15:20:20 veth299ba9e 95.94 102.92 55.13 47.86 0.00 0.00 0.00 0.00 15:20:20 veth3c48128 84.32 78.65 60.52 38.54 0.00 0.00 0.00 0.00 15:20:20 vethb47b7ff 22.53 20.59 8.80 17.64 0.00 0.00 0.00 0.00 15:30:21 lo 36.20 36.20 158.61 158.61 0.00 0.00 0.00 0.00 15:30:21 ens3 8.07 7.05 21.43 2.52 0.00 0.00 0.00 0.00 15:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:21 br-11b828e588a4 25.35 27.57 30.39 149.66 0.00 0.00 0.00 0.00 15:30:21 veth49ee38e 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 15:30:21 veth7f43d02 14.64 12.83 120.98 59.14 0.00 0.00 0.00 0.01 15:30:21 veth68ed2a4 19.18 21.04 192.63 120.95 0.00 0.00 0.00 0.02 15:30:21 veth7351863 36.46 38.75 31.62 340.02 0.00 0.00 0.00 0.03 15:30:21 veth299ba9e 73.75 80.72 54.83 29.99 0.00 0.00 0.00 0.00 15:30:21 veth3c48128 39.66 36.67 67.28 18.55 0.00 0.00 0.00 0.01 15:30:21 vethb47b7ff 48.41 44.30 21.59 39.22 0.00 0.00 0.00 0.00 15:40:13 lo 26.78 26.78 109.32 109.32 0.00 0.00 0.00 0.00 15:40:13 ens3 12.02 8.16 23.82 4.70 0.00 0.00 0.00 0.00 15:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:13 br-11b828e588a4 19.89 21.71 24.28 106.49 0.00 0.00 0.00 0.00 15:40:13 veth49ee38e 0.14 0.13 0.02 0.04 0.00 0.00 0.00 0.00 15:40:13 veth7f43d02 14.57 12.63 137.31 64.61 0.00 0.00 0.00 0.01 15:40:13 veth68ed2a4 19.01 21.28 210.20 137.44 0.00 0.00 0.00 0.02 15:40:13 veth7351863 30.31 32.04 24.88 314.90 0.00 0.00 0.00 0.03 15:40:13 veth299ba9e 47.72 51.90 23.38 12.81 0.00 0.00 0.00 0.00 15:40:13 veth3c48128 34.26 31.33 69.38 16.35 0.00 0.00 0.00 0.01 15:40:13 vethb47b7ff 24.74 23.27 7.97 8.92 0.00 0.00 0.00 0.00 Average: lo 17.88 17.88 71.74 71.74 0.00 0.00 0.00 0.00 Average: ens3 100.56 62.75 691.24 20.10 0.00 0.00 0.00 0.00 Average: docker0 6.11 10.32 0.35 171.36 0.00 0.00 0.00 0.00 Average: br-11b828e588a4 12.94 14.22 14.42 70.62 0.00 0.00 0.00 0.00 Average: veth49ee38e 0.07 0.09 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth7f43d02 8.22 7.14 70.77 32.54 0.00 0.00 0.00 0.01 Average: veth68ed2a4 10.83 12.01 115.71 70.82 0.00 0.00 0.00 0.01 Average: veth7351863 18.97 20.28 14.70 185.19 0.00 0.00 0.00 0.02 Average: veth299ba9e 55.45 59.95 33.85 22.96 0.00 0.00 0.00 0.00 Average: veth3c48128 39.60 36.70 49.20 18.38 0.00 0.00 0.00 0.00 Average: vethb47b7ff 23.91 22.02 9.59 16.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3258) 03/19/26 _x86_64_ (8 CPU) 14:56:32 LINUX RESTART (8 CPU) 15:00:15 CPU %user %nice %system %iowait %steal %idle 15:10:17 all 32.78 0.02 4.36 2.05 0.09 60.69 15:10:17 0 30.44 0.01 4.00 2.43 0.09 63.02 15:10:17 1 33.96 0.02 4.45 2.35 0.09 59.13 15:10:17 2 33.52 0.01 4.30 2.26 0.10 59.81 15:10:17 3 32.98 0.02 4.50 1.73 0.10 60.67 15:10:17 4 31.32 0.01 4.37 1.45 0.09 62.77 15:10:17 5 35.96 0.02 4.63 1.88 0.10 57.42 15:10:17 6 32.37 0.01 4.26 2.14 0.10 61.12 15:10:17 7 31.72 0.02 4.35 2.20 0.09 61.62 15:20:20 all 10.12 0.01 1.22 0.22 0.07 88.36 15:20:20 0 10.09 0.01 1.14 0.10 0.06 88.59 15:20:20 1 11.00 0.02 1.36 0.13 0.08 87.40 15:20:20 2 10.06 0.01 1.21 0.09 0.08 88.55 15:20:20 3 10.11 0.01 1.32 0.07 0.08 88.42 15:20:20 4 10.50 0.01 1.15 0.05 0.08 88.22 15:20:20 5 9.91 0.01 1.17 0.16 0.07 88.69 15:20:20 6 9.58 0.00 1.08 0.55 0.07 88.73 15:20:20 7 9.70 0.01 1.29 0.62 0.08 88.31 15:30:21 all 9.37 0.00 2.18 0.57 0.10 87.78 15:30:21 0 9.07 0.00 2.30 0.64 0.10 87.89 15:30:21 1 10.78 0.00 2.30 0.25 0.10 86.58 15:30:21 2 8.91 0.00 2.10 0.26 0.10 88.63 15:30:21 3 9.31 0.00 2.25 0.20 0.10 88.13 15:30:21 4 9.42 0.01 2.14 0.23 0.09 88.10 15:30:21 5 9.43 0.01 2.22 1.87 0.10 86.38 15:30:21 6 8.99 0.01 2.20 0.39 0.10 88.31 15:30:21 7 9.02 0.01 1.94 0.70 0.10 88.24 15:40:13 all 7.20 0.00 1.86 3.14 0.09 87.71 15:40:13 0 6.35 0.01 1.85 3.53 0.09 88.18 15:40:13 1 7.25 0.01 2.06 2.30 0.10 88.28 15:40:13 2 6.97 0.01 1.95 3.55 0.10 87.42 15:40:13 3 7.82 0.01 1.85 2.82 0.09 87.42 15:40:13 4 6.72 0.00 1.82 4.24 0.09 87.13 15:40:13 5 8.09 0.01 1.95 2.65 0.10 87.21 15:40:13 6 7.18 0.00 1.70 2.45 0.09 88.57 15:40:13 7 7.18 0.00 1.70 3.55 0.09 87.47 Average: all 14.90 0.01 2.40 1.49 0.09 81.11 Average: 0 14.02 0.01 2.33 1.67 0.09 81.90 Average: 1 15.78 0.01 2.54 1.25 0.09 80.32 Average: 2 14.90 0.01 2.39 1.53 0.09 81.08 Average: 3 15.09 0.01 2.48 1.20 0.09 81.13 Average: 4 14.52 0.01 2.37 1.48 0.09 81.54 Average: 5 15.88 0.01 2.49 1.63 0.09 79.89 Average: 6 14.55 0.01 2.31 1.37 0.09 81.67 Average: 7 14.44 0.01 2.32 1.76 0.09 81.39