---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1086 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: 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 27G 128G 18% / 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 878 13218 4 17995 30736 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:cd:73:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.187/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83322sec preferred_lft 83322sec inet6 fe80::f816:3eff:fecd:7367/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:36:f9:8f:c5:61 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::f036:f9ff:fe8f:c561/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1086) 03/11/26 _x86_64_ (8 CPU) 06:53:30 LINUX RESTART (8 CPU) 07:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:00 441.00 0.67 430.66 9.67 8.47 47850.39 53268.36 07:20:13 175.82 0.29 169.81 5.73 16.25 18223.61 24514.95 07:30:10 29.48 0.76 26.18 2.54 46.01 4588.52 8829.16 07:40:01 12.08 0.58 10.98 0.52 21.06 2605.80 1069.77 Average: 165.46 0.57 160.25 4.64 22.89 18399.40 22037.39 07:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:00 10414028 28290628 3922124 11.93 540960 16566208 4153640 12.25 4793924 16066272 400 07:20:13 236788 21698052 10446136 31.79 596820 19892860 15643572 46.13 5856032 23018060 496 07:30:10 373956 19790756 12260912 37.31 585332 17989544 17746712 52.33 5738364 22994552 12716 07:40:01 337180 19397876 12639796 38.46 584996 17661056 18035916 53.19 5689732 23094184 10828 Average: 2840488 22294328 9817242 29.87 577027 18027417 13894960 40.97 5519513 21293267 6110 07:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:00 lo 0.39 0.39 0.08 0.08 0.00 0.00 0.00 0.00 07:10:00 ens3 182.02 111.66 1735.19 25.21 0.00 0.00 0.00 0.00 07:10:00 docker0 24.09 33.12 1.33 407.95 0.00 0.00 0.00 0.00 07:20:13 lo 0.60 0.60 0.10 0.10 0.00 0.00 0.00 0.00 07:20:13 ens3 85.22 61.92 1353.63 12.74 0.00 0.00 0.00 0.00 07:20:13 docker0 7.62 11.03 0.43 130.65 0.00 0.00 0.00 0.00 07:20:13 br-3d2f7350e550 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:20:13 vethaf094bb 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:20:13 vethccb49b2 45.67 48.16 17.46 22.10 0.00 0.00 0.00 0.00 07:20:13 vethed2bf8b 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:20:13 veth77289ec 0.39 0.38 0.05 0.21 0.00 0.00 0.00 0.00 07:20:13 veth53cf21f 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:20:13 vethbc40b19 43.74 40.98 29.97 14.14 0.00 0.00 0.00 0.00 07:20:13 veth7c3bf44 0.78 1.28 0.75 8.85 0.00 0.00 0.00 0.00 07:20:13 vethc2fc959 1.72 1.38 0.23 1.38 0.00 0.00 0.00 0.00 07:30:10 lo 26.33 26.33 94.17 94.17 0.00 0.00 0.00 0.00 07:30:10 ens3 14.61 11.99 32.60 2.62 0.00 0.00 0.00 0.00 07:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:10 br-3d2f7350e550 20.71 23.82 17.25 108.48 0.00 0.00 0.00 0.00 07:30:10 vethaf094bb 20.12 22.15 233.93 125.83 0.00 0.00 0.00 0.02 07:30:10 vethccb49b2 92.22 100.19 67.05 42.22 0.00 0.00 0.00 0.01 07:30:10 vethed2bf8b 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 07:30:10 veth77289ec 13.65 11.79 125.48 44.26 0.00 0.00 0.00 0.01 07:30:10 veth53cf21f 32.29 35.35 17.27 340.43 0.00 0.00 0.00 0.03 07:30:10 vethbc40b19 57.44 52.95 70.94 31.07 0.00 0.00 0.00 0.01 07:30:10 vethc2fc959 49.67 45.87 20.86 38.75 0.00 0.00 0.00 0.00 07:40:01 lo 38.14 38.14 183.15 183.15 0.00 0.00 0.00 0.00 07:40:01 ens3 1.77 1.43 0.84 1.42 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 br-3d2f7350e550 22.19 23.50 37.41 146.47 0.00 0.00 0.00 0.00 07:40:01 vethaf094bb 12.89 13.83 77.77 77.67 0.00 0.00 0.00 0.01 07:40:01 vethccb49b2 63.07 69.43 47.10 23.14 0.00 0.00 0.00 0.00 07:40:01 vethed2bf8b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 veth77289ec 12.25 11.39 78.13 77.23 0.00 0.00 0.00 0.01 07:40:01 veth53cf21f 28.79 30.39 38.22 222.48 0.00 0.00 0.00 0.02 07:40:01 vethbc40b19 45.69 42.30 86.14 22.91 0.00 0.00 0.00 0.01 07:40:01 vethc2fc959 31.29 27.96 14.09 26.79 0.00 0.00 0.00 0.00 Average: lo 16.18 16.18 68.50 68.50 0.00 0.00 0.00 0.00 Average: ens3 71.34 47.06 787.86 10.56 0.00 0.00 0.00 0.00 Average: docker0 7.97 11.10 0.44 135.36 0.00 0.00 0.00 0.00 Average: br-3d2f7350e550 10.68 11.77 13.49 63.00 0.00 0.00 0.00 0.00 Average: vethaf094bb 8.18 8.94 77.29 50.39 0.00 0.00 0.00 0.01 Average: vethccb49b2 50.11 54.29 32.72 21.83 0.00 0.00 0.00 0.00 Average: vethed2bf8b 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth77289ec 6.51 5.83 50.43 30.05 0.00 0.00 0.00 0.00 Average: veth53cf21f 15.11 16.29 13.69 139.36 0.00 0.00 0.00 0.01 Average: vethbc40b19 36.69 34.04 46.48 16.97 0.00 0.00 0.00 0.00 Average: vethc2fc959 20.48 18.63 8.71 16.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1086) 03/11/26 _x86_64_ (8 CPU) 06:53:30 LINUX RESTART (8 CPU) 07:00:00 CPU %user %nice %system %iowait %steal %idle 07:10:00 all 20.19 0.00 3.43 1.44 0.07 74.87 07:10:00 0 27.66 0.00 3.22 0.99 0.08 68.05 07:10:00 1 19.25 0.00 4.24 1.53 0.07 74.91 07:10:00 2 18.46 0.00 3.41 0.94 0.06 77.13 07:10:00 3 21.06 0.00 3.68 1.10 0.08 74.09 07:10:00 4 20.24 0.00 2.98 1.95 0.06 74.76 07:10:00 5 20.69 0.00 3.60 1.83 0.07 73.81 07:10:00 6 16.18 0.00 2.75 1.75 0.06 79.26 07:10:00 7 17.96 0.00 3.59 1.42 0.07 76.95 07:20:13 all 9.71 0.02 1.64 0.92 0.06 87.65 07:20:13 0 9.68 0.05 1.59 1.01 0.06 87.61 07:20:13 1 9.46 0.03 2.00 0.57 0.07 87.88 07:20:13 2 10.81 0.01 1.55 0.89 0.06 86.67 07:20:13 3 9.43 0.01 1.73 1.00 0.07 87.76 07:20:13 4 9.62 0.01 1.68 1.44 0.06 87.19 07:20:13 5 10.21 0.01 1.68 0.58 0.06 87.45 07:20:13 6 8.95 0.02 1.27 0.40 0.06 89.30 07:20:13 7 9.52 0.02 1.60 1.46 0.06 87.35 07:30:10 all 10.63 0.01 1.91 0.35 0.08 87.03 07:30:10 0 10.29 0.00 1.91 0.36 0.08 87.36 07:30:10 1 10.55 0.00 1.97 0.47 0.09 86.91 07:30:10 2 10.67 0.00 1.95 0.20 0.08 87.09 07:30:10 3 11.53 0.01 1.99 0.37 0.08 86.02 07:30:10 4 11.45 0.01 1.87 0.48 0.08 86.11 07:30:10 5 10.40 0.00 1.91 0.30 0.08 87.30 07:30:10 6 9.55 0.01 1.81 0.27 0.08 88.28 07:30:10 7 10.57 0.02 1.87 0.32 0.08 87.14 07:40:01 all 7.92 0.00 1.89 0.13 0.09 89.97 07:40:01 0 7.63 0.00 1.87 0.08 0.08 90.33 07:40:01 1 7.98 0.00 2.06 0.12 0.09 89.75 07:40:01 2 7.76 0.00 1.89 0.25 0.08 90.02 07:40:01 3 8.85 0.00 2.04 0.16 0.09 88.87 07:40:01 4 7.61 0.00 1.92 0.11 0.09 90.27 07:40:01 5 7.97 0.00 1.86 0.22 0.09 89.86 07:40:01 6 8.10 0.00 1.76 0.09 0.09 89.97 07:40:01 7 7.42 0.00 1.76 0.04 0.08 90.70 Average: all 12.12 0.01 2.22 0.71 0.07 84.87 Average: 0 13.83 0.01 2.15 0.61 0.08 83.32 Average: 1 11.81 0.01 2.57 0.67 0.08 84.86 Average: 2 11.94 0.00 2.20 0.57 0.07 85.21 Average: 3 12.72 0.00 2.36 0.66 0.08 84.18 Average: 4 12.24 0.00 2.11 1.00 0.07 84.57 Average: 5 12.32 0.00 2.26 0.74 0.08 84.60 Average: 6 10.70 0.01 1.89 0.63 0.07 86.70 Average: 7 11.37 0.01 2.20 0.82 0.07 85.53