---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6835 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 24G 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 873 18086 4 13132 30750 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:91:ee:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.241/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84938sec preferred_lft 84938sec inet6 fe80::f816:3eff:fe91:eeba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:94:03:f3:3d:f9 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::9094:3ff:fef3:3df9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6835) 10/31/26 _x86_64_ (8 CPU) 14:46:50 LINUX RESTART (8 CPU) 14:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:06 506.98 1.08 494.56 11.34 267.61 55156.33 64114.87 15:10:03 54.19 1.66 45.35 7.18 45.19 7904.93 46160.08 Average: 280.18 1.37 269.55 9.26 156.20 31488.44 55121.45 14:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:06 1002876 19892576 12264628 37.32 576488 17481648 18393880 54.24 4497028 23713940 1664 15:10:03 5544448 19108180 13044452 39.69 556632 12259464 18648460 54.99 4226252 19531788 13048 Average: 3273662 19500378 12654540 38.51 566560 14870556 18521170 54.62 4361640 21622864 7356 14:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:06 lo 0.66 0.66 0.05 0.05 0.00 0.00 0.00 0.00 15:00:06 ens3 385.07 212.40 3833.23 61.66 0.00 0.00 0.00 0.00 15:00:06 docker0 28.52 49.81 1.64 776.03 0.00 0.00 0.00 0.00 15:00:06 br-f5f7e27c3b56 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 15:00:06 veth4d9f1c9 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:00:06 vethaebcf0b 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:00:06 vethe1d377e 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:00:06 veth223a7b5 40.95 42.42 18.72 25.04 0.00 0.00 0.00 0.00 15:00:06 vethf29f977 0.14 0.18 0.02 0.07 0.00 0.00 0.00 0.00 15:00:06 veth076a91d 37.35 35.04 34.56 15.80 0.00 0.00 0.00 0.00 15:00:06 veth0625db3 0.76 1.40 0.84 10.94 0.00 0.00 0.00 0.00 15:00:06 veth218e341 0.64 0.59 0.09 0.73 0.00 0.00 0.00 0.00 15:10:03 lo 73.43 73.43 330.10 330.10 0.00 0.00 0.00 0.00 15:10:03 ens3 12.09 10.16 27.62 2.94 0.00 0.00 0.00 0.00 15:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:03 br-f5f7e27c3b56 61.29 65.87 88.69 270.08 0.00 0.00 0.00 0.00 15:10:03 veth4d9f1c9 83.27 88.63 89.53 613.05 0.00 0.00 0.00 0.05 15:10:03 vethaebcf0b 0.23 0.21 0.03 0.07 0.00 0.00 0.00 0.00 15:10:03 vethe1d377e 40.66 39.05 347.30 84.86 0.00 0.00 0.00 0.03 15:10:03 veth223a7b5 122.66 128.07 87.86 59.95 0.00 0.00 0.00 0.01 15:10:03 vethf29f977 23.82 25.02 84.60 71.02 0.00 0.00 0.00 0.01 15:10:03 veth076a91d 76.75 70.89 99.95 51.61 0.00 0.00 0.00 0.01 15:10:03 veth218e341 63.14 63.11 34.33 41.44 0.00 0.00 0.00 0.00 Average: lo 37.11 37.11 165.37 165.37 0.00 0.00 0.00 0.00 Average: ens3 198.25 111.10 1927.02 32.25 0.00 0.00 0.00 0.00 Average: docker0 14.23 24.86 0.82 387.32 0.00 0.00 0.00 0.00 Average: br-f5f7e27c3b56 30.84 33.12 44.43 135.29 0.00 0.00 0.00 0.00 Average: veth4d9f1c9 41.72 44.45 44.85 307.07 0.00 0.00 0.00 0.03 Average: vethaebcf0b 0.13 0.17 0.01 0.04 0.00 0.00 0.00 0.00 Average: vethe1d377e 20.39 19.62 173.96 42.51 0.00 0.00 0.00 0.01 Average: veth223a7b5 81.88 85.32 53.35 42.52 0.00 0.00 0.00 0.00 Average: vethf29f977 12.00 12.62 42.38 35.61 0.00 0.00 0.00 0.00 Average: veth076a91d 57.08 53.00 67.31 33.74 0.00 0.00 0.00 0.01 Average: veth218e341 31.95 31.90 17.24 21.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6835) 10/31/26 _x86_64_ (8 CPU) 14:46:50 LINUX RESTART (8 CPU) 14:50:11 CPU %user %nice %system %iowait %steal %idle 15:00:06 all 28.48 0.03 5.45 1.37 0.01 64.67 15:00:06 0 28.25 0.03 5.60 1.15 0.02 64.96 15:00:06 1 28.80 0.01 5.95 2.04 0.02 63.18 15:00:06 2 25.57 0.03 5.86 1.37 0.01 67.16 15:00:06 3 27.28 0.02 5.79 1.18 0.01 65.71 15:00:06 4 27.72 0.01 5.73 1.51 0.01 65.03 15:00:06 5 29.74 0.03 4.64 1.09 0.01 64.49 15:00:06 6 28.73 0.01 5.08 1.37 0.01 64.80 15:00:06 7 31.75 0.05 4.92 1.22 0.01 62.05 15:10:03 all 23.45 0.01 4.92 0.25 0.01 71.36 15:10:03 0 22.78 0.02 5.86 0.20 0.01 71.14 15:10:03 1 23.50 0.01 5.43 0.38 0.02 70.66 15:10:03 2 23.47 0.00 4.70 0.31 0.01 71.51 15:10:03 3 23.38 0.01 4.99 0.24 0.01 71.38 15:10:03 4 24.12 0.01 4.78 0.20 0.02 70.88 15:10:03 5 23.20 0.02 4.48 0.25 0.01 72.04 15:10:03 6 23.36 0.00 4.64 0.20 0.01 71.79 15:10:03 7 23.83 0.01 4.46 0.24 0.01 71.45 Average: all 25.96 0.02 5.18 0.81 0.01 68.02 Average: 0 25.50 0.02 5.73 0.67 0.01 68.07 Average: 1 26.14 0.01 5.69 1.21 0.02 66.94 Average: 2 24.52 0.02 5.28 0.83 0.01 69.34 Average: 3 25.33 0.01 5.39 0.71 0.01 68.55 Average: 4 25.91 0.01 5.25 0.85 0.01 67.96 Average: 5 26.47 0.03 4.56 0.67 0.01 68.26 Average: 6 26.04 0.01 4.86 0.79 0.01 68.30 Average: 7 27.79 0.03 4.69 0.73 0.01 66.75