---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4628 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 812 11764 4 19515 30811 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:5d:5f:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.150/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84470sec preferred_lft 84470sec inet6 fe80::f816:3eff:fe5d:5fd3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:22:25:b0:74:0b 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::c022:25ff:feb0:740b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4628) 09/24/26 _x86_64_ (8 CPU) 09:37:15 LINUX RESTART (8 CPU) 09:40:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:19 578.62 0.90 563.87 13.86 43.21 67212.96 99360.65 10:00:01 28.52 0.26 27.02 1.23 3.72 2188.32 798.01 Average: 307.64 0.59 299.42 7.64 23.76 35181.52 50808.23 09:40:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:19 4013916 24110744 8044684 24.48 586224 18622220 12620012 37.22 4844404 20356056 1680 10:00:01 236772 20440628 11699052 35.60 587240 18716148 18043912 53.21 5065392 23828888 568 Average: 2125344 22275686 9871868 30.04 586732 18669184 15331962 45.21 4954898 22092472 1124 09:40:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:19 lo 2.37 2.37 0.66 0.66 0.00 0.00 0.00 0.00 09:50:19 ens3 466.55 279.02 4298.73 83.18 0.00 0.00 0.00 0.00 09:50:19 docker0 42.18 75.66 3.23 770.61 0.00 0.00 0.00 0.00 09:50:19 br-ce9cc798f286 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 09:50:19 vethcd4baf1 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 09:50:19 veth91615c9 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 09:50:19 vethe808d99 4.25 4.12 1.75 0.87 0.00 0.00 0.00 0.00 09:50:19 vethb16271f 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 09:50:19 vethbe41ede 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 09:50:19 vethe4e8f7e 4.02 4.21 0.86 1.75 0.00 0.00 0.00 0.00 10:00:01 lo 2.72 2.72 7.79 7.79 0.00 0.00 0.00 0.00 10:00:01 ens3 6.64 5.15 2.22 2.41 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 br-ce9cc798f286 1.51 1.40 7.41 0.41 0.00 0.00 0.00 0.00 10:00:01 vethcd4baf1 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 10:00:01 veth91615c9 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 vethe808d99 135.59 142.14 93.82 76.73 0.00 0.00 0.00 0.01 10:00:01 vethb16271f 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 vethbe41ede 0.58 0.42 0.08 0.37 0.00 0.00 0.00 0.00 10:00:01 veth5d1a360 97.02 90.37 69.09 47.70 0.00 0.00 0.00 0.01 10:00:01 veth38ab9f1 49.70 49.04 30.12 47.79 0.00 0.00 0.00 0.00 Average: lo 2.55 2.55 4.18 4.18 0.00 0.00 0.00 0.00 Average: ens3 240.00 144.11 2182.25 43.39 0.00 0.00 0.00 0.00 Average: docker0 21.40 38.39 1.64 391.00 0.00 0.00 0.00 0.00 Average: br-ce9cc798f286 0.84 0.78 3.65 0.21 0.00 0.00 0.00 0.00 Average: vethcd4baf1 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth91615c9 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe808d99 68.95 72.11 47.10 38.24 0.00 0.00 0.00 0.00 Average: vethb16271f 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethbe41ede 0.30 0.25 0.04 0.18 0.00 0.00 0.00 0.00 Average: veth5d1a360 47.79 44.51 34.03 23.50 0.00 0.00 0.00 0.00 Average: veth38ab9f1 24.48 24.16 14.84 23.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4628) 09/24/26 _x86_64_ (8 CPU) 09:37:15 LINUX RESTART (8 CPU) 09:40:19 CPU %user %nice %system %iowait %steal %idle 09:50:19 all 38.15 0.02 5.40 1.41 0.03 55.00 09:50:19 0 36.00 0.02 5.93 1.34 0.03 56.68 09:50:19 1 41.07 0.02 5.84 1.31 0.02 51.73 09:50:19 2 39.76 0.03 5.07 1.50 0.03 53.60 09:50:19 3 37.49 0.01 5.40 1.54 0.02 55.54 09:50:19 4 36.61 0.02 5.37 1.82 0.03 56.14 09:50:19 5 37.27 0.01 5.14 1.16 0.03 56.38 09:50:19 6 39.63 0.02 4.98 1.06 0.03 54.29 09:50:19 7 37.37 0.01 5.46 1.53 0.03 55.59 10:00:01 all 8.83 0.01 1.38 0.09 0.01 89.68 10:00:01 0 9.16 0.01 1.74 0.13 0.01 88.95 10:00:01 1 8.64 0.01 1.47 0.06 0.01 89.81 10:00:01 2 9.58 0.01 1.40 0.03 0.01 88.96 10:00:01 3 8.16 0.00 1.40 0.08 0.01 90.35 10:00:01 4 9.02 0.00 1.24 0.04 0.01 89.69 10:00:01 5 8.62 0.01 1.23 0.06 0.01 90.07 10:00:01 6 7.80 0.00 1.15 0.20 0.01 90.84 10:00:01 7 9.70 0.01 1.38 0.12 0.01 88.78 Average: all 23.71 0.01 3.42 0.76 0.02 72.09 Average: 0 22.77 0.02 3.86 0.74 0.02 72.59 Average: 1 25.07 0.01 3.69 0.70 0.01 70.52 Average: 2 24.89 0.02 3.27 0.78 0.02 71.03 Average: 3 23.05 0.01 3.43 0.82 0.02 72.68 Average: 4 23.02 0.01 3.34 0.94 0.02 72.68 Average: 5 23.15 0.01 3.21 0.62 0.02 72.99 Average: 6 23.96 0.01 3.09 0.63 0.02 72.28 Average: 7 23.74 0.01 3.45 0.83 0.02 71.95