---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1558 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 26G 130G 17% / 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 1001 13840 4 17250 30613 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:7c:82:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.194/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83636sec preferred_lft 83636sec inet6 fe80::f816:3eff:fe7c:8214/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:0b:c7:c6:52:14 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::800b:c7ff:fec6:5214/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1558) 10/14/26 _x86_64_ (8 CPU) 08:04:15 LINUX RESTART (8 CPU) 08:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:06 278.35 0.69 263.94 13.71 31.06 50486.94 346539.36 08:30:00 23.45 0.29 21.31 1.85 11.63 3211.92 18320.81 08:40:06 11.98 0.08 11.18 0.72 2.10 1909.50 4642.90 08:50:06 28.89 4.71 20.18 3.99 247.24 1970.16 87577.92 Average: 86.16 1.44 79.63 5.09 72.87 14489.73 114867.80 08:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:06 1655724 21783940 10367420 31.55 586388 18646560 16909520 49.86 4923324 22627976 692 08:30:00 309660 18948648 12945684 39.39 570752 17431100 20903676 61.64 4890592 23915996 37732 08:40:06 348820 18616916 13302296 40.48 570292 17042440 21222308 62.58 4814392 23969308 11972 08:50:06 14163596 31344108 839068 2.55 574104 15740444 1949176 5.75 4651088 12358260 26472 Average: 4119450 22673403 9363617 28.49 575384 17215136 15246170 44.96 4819849 20717885 19217 08:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:06 lo 2.17 2.17 0.63 0.63 0.00 0.00 0.00 0.00 08:20:06 ens3 275.38 168.19 3128.54 51.67 0.00 0.00 0.00 0.00 08:20:06 docker0 28.76 49.51 2.08 754.01 0.00 0.00 0.00 0.00 08:20:06 br-40b90e34bdd0 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 08:20:06 vethf9110c6 0.28 0.32 0.03 0.11 0.00 0.00 0.00 0.00 08:20:06 vethdc69cf2 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:20:06 veth79d28b7 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:20:06 veth19513ab 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:20:06 veth6face17 7.26 7.40 4.79 1.42 0.00 0.00 0.00 0.00 08:20:06 vethcccdca2 2.12 1.86 0.38 1.06 0.00 0.00 0.00 0.00 08:20:06 vethf709f1f 0.06 0.12 0.02 0.03 0.00 0.00 0.00 0.00 08:20:06 veth1a9511d 0.93 0.79 0.13 0.92 0.00 0.00 0.00 0.00 08:30:00 lo 14.15 14.15 39.77 39.77 0.00 0.00 0.00 0.00 08:30:00 ens3 9.59 8.56 16.48 3.46 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 br-40b90e34bdd0 11.04 13.66 6.95 47.58 0.00 0.00 0.00 0.00 08:30:00 vethf9110c6 7.09 6.71 39.17 13.97 0.00 0.00 0.00 0.00 08:30:00 vethdc69cf2 18.06 20.75 6.44 193.96 0.00 0.00 0.00 0.02 08:30:00 veth79d28b7 12.60 12.78 147.50 39.48 0.00 0.00 0.00 0.01 08:30:00 veth19513ab 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 08:30:00 veth6face17 99.34 105.32 61.38 54.04 0.00 0.00 0.00 0.01 08:30:00 vethcccdca2 82.69 76.87 68.87 40.08 0.00 0.00 0.00 0.01 08:30:00 veth1a9511d 28.29 27.59 13.96 23.96 0.00 0.00 0.00 0.00 08:40:06 lo 35.38 35.38 171.60 171.60 0.00 0.00 0.00 0.00 08:40:06 ens3 2.16 1.80 3.71 0.91 0.00 0.00 0.00 0.00 08:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:06 br-40b90e34bdd0 24.71 29.53 33.29 143.04 0.00 0.00 0.00 0.00 08:40:06 vethf9110c6 7.94 8.77 12.28 22.32 0.00 0.00 0.00 0.00 08:40:06 vethdc69cf2 29.83 34.65 33.85 188.56 0.00 0.00 0.00 0.02 08:40:06 veth79d28b7 10.41 9.41 47.19 11.88 0.00 0.00 0.00 0.00 08:40:06 veth19513ab 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:06 veth6face17 58.14 62.86 52.22 25.46 0.00 0.00 0.00 0.00 08:40:06 vethcccdca2 37.41 34.27 31.49 20.81 0.00 0.00 0.00 0.00 08:40:06 veth1a9511d 30.95 29.55 16.50 33.91 0.00 0.00 0.00 0.00 08:50:06 lo 22.64 22.64 94.53 94.53 0.00 0.00 0.00 0.00 08:50:06 ens3 10.28 9.44 20.63 5.07 0.00 0.00 0.00 0.00 08:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.60 18.60 76.78 76.78 0.00 0.00 0.00 0.00 Average: ens3 74.88 47.31 798.69 15.37 0.00 0.00 0.00 0.00 Average: docker0 7.25 12.48 0.53 190.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1558) 10/14/26 _x86_64_ (8 CPU) 08:04:15 LINUX RESTART (8 CPU) 08:10:00 CPU %user %nice %system %iowait %steal %idle 08:20:06 all 25.54 0.02 3.87 1.42 0.01 69.13 08:20:06 0 23.79 0.01 3.97 1.22 0.01 71.00 08:20:06 1 27.37 0.01 4.27 1.72 0.02 66.61 08:20:06 2 24.02 0.01 3.74 1.94 0.01 70.27 08:20:06 3 27.03 0.01 3.84 1.19 0.01 67.91 08:20:06 4 28.07 0.03 3.56 1.49 0.01 66.85 08:20:06 5 24.30 0.03 3.83 1.21 0.02 70.62 08:20:06 6 26.13 0.03 3.66 1.28 0.01 68.88 08:20:06 7 23.64 0.04 4.06 1.35 0.02 70.90 08:30:00 all 9.27 0.01 1.89 0.27 0.02 88.54 08:30:00 0 8.98 0.00 2.56 0.14 0.02 88.29 08:30:00 1 9.51 0.00 2.05 0.16 0.02 88.26 08:30:00 2 9.37 0.00 1.93 0.48 0.02 88.19 08:30:00 3 9.28 0.03 1.80 0.50 0.03 88.37 08:30:00 4 9.43 0.01 1.71 0.15 0.03 88.68 08:30:00 5 8.76 0.00 1.80 0.45 0.03 88.96 08:30:00 6 9.49 0.00 1.61 0.18 0.03 88.69 08:30:00 7 9.32 0.02 1.65 0.11 0.02 88.87 08:40:06 all 8.48 0.00 2.52 0.08 0.04 88.88 08:40:06 0 8.48 0.01 3.72 0.04 0.04 87.72 08:40:06 1 8.34 0.00 2.91 0.04 0.03 88.68 08:40:06 2 8.49 0.00 2.48 0.03 0.03 88.96 08:40:06 3 8.29 0.00 2.18 0.18 0.03 89.32 08:40:06 4 8.50 0.00 2.22 0.14 0.03 89.10 08:40:06 5 8.47 0.00 2.16 0.11 0.04 89.23 08:40:06 6 8.34 0.00 2.09 0.06 0.04 89.47 08:40:06 7 8.95 0.00 2.37 0.03 0.04 88.62 08:50:06 all 6.88 0.00 2.01 0.15 0.02 90.94 08:50:06 0 6.05 0.01 2.69 0.15 0.02 91.08 08:50:06 1 6.46 0.00 2.17 0.10 0.02 91.25 08:50:06 2 5.80 0.00 1.95 0.07 0.02 92.16 08:50:06 3 6.54 0.01 1.99 0.23 0.02 91.20 08:50:06 4 6.70 0.01 1.78 0.09 0.02 91.40 08:50:06 5 7.61 0.01 1.90 0.20 0.02 90.27 08:50:06 6 7.25 0.00 1.79 0.24 0.02 90.69 08:50:06 7 8.61 0.00 1.81 0.10 0.02 89.46 Average: all 12.58 0.01 2.58 0.48 0.02 84.33 Average: 0 11.84 0.01 3.24 0.39 0.02 84.50 Average: 1 12.96 0.00 2.86 0.51 0.02 83.65 Average: 2 11.96 0.00 2.53 0.63 0.02 84.84 Average: 3 12.82 0.01 2.46 0.53 0.02 84.16 Average: 4 13.22 0.01 2.32 0.47 0.02 83.96 Average: 5 12.32 0.01 2.43 0.49 0.03 84.73 Average: 6 12.84 0.01 2.29 0.44 0.02 84.39 Average: 7 12.66 0.02 2.48 0.40 0.02 84.42