---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4144 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: 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 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 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 849 16950 4 14292 30774 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:49:45:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.22/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84910sec preferred_lft 84910sec inet6 fe80::f816:3eff:fe49:454a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:ca:28:09:fc:51 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::e0ca:28ff:fe09:fc51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-4144) 10/22/26 _x86_64_ (8 CPU) 11:17:32 LINUX RESTART (8 CPU) 11:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:03 552.05 0.89 539.38 11.79 38.12 59929.82 52299.38 11:40:01 67.98 2.18 58.36 7.43 46.30 11227.55 28527.97 Average: 310.38 1.53 299.24 9.61 42.20 35615.87 40431.82 11:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:03 2277540 21226292 10931288 33.26 568772 17546080 17254680 50.88 4053228 22897088 1632 11:40:01 4918452 19693748 12429980 37.82 562836 13459772 18585636 54.81 4220540 20148816 30360 Average: 3597996 20460020 11680634 35.54 565804 15502926 17920158 52.84 4136884 21522952 15996 11:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:03 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 11:30:03 ens3 407.19 248.20 4252.32 67.19 0.00 0.00 0.00 0.00 11:30:03 docker0 45.34 77.94 2.49 761.78 0.00 0.00 0.00 0.00 11:30:03 veth35be367 11.47 18.00 0.75 47.74 0.00 0.00 0.00 0.00 11:30:03 br-21b57b9cd013 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 11:30:03 vethb50650f 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:30:03 veth578c7c7 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:30:03 veth4f01098 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:30:03 vetha930bbf 0.08 0.16 0.01 0.03 0.00 0.00 0.00 0.00 11:30:03 vethde72fd4 6.50 6.10 4.36 1.27 0.00 0.00 0.00 0.00 11:30:03 veth792a7d6 0.80 0.80 0.12 0.91 0.00 0.00 0.00 0.00 11:30:03 vethcdacc54 0.02 0.05 0.01 0.01 0.00 0.00 0.00 0.00 11:30:03 vethb4f3aa2 0.25 0.28 0.03 0.47 0.00 0.00 0.00 0.00 11:40:01 lo 70.87 70.87 322.61 322.61 0.00 0.00 0.00 0.00 11:40:01 ens3 32.20 27.44 94.82 3.59 0.00 0.00 0.00 0.00 11:40:01 docker0 15.27 18.24 0.80 55.22 0.00 0.00 0.00 0.00 11:40:01 br-21b57b9cd013 63.61 71.93 87.26 277.17 0.00 0.00 0.00 0.00 11:40:01 vethb50650f 82.76 91.51 87.85 584.98 0.00 0.00 0.00 0.05 11:40:01 veth578c7c7 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 11:40:01 veth4f01098 35.44 34.03 311.56 77.18 0.00 0.00 0.00 0.03 11:40:01 vetha930bbf 20.63 22.24 76.91 68.26 0.00 0.00 0.00 0.01 11:40:01 vethde72fd4 151.49 158.97 101.93 79.96 0.00 0.00 0.00 0.01 11:40:01 veth792a7d6 121.96 113.05 133.52 68.95 0.00 0.00 0.00 0.01 11:40:01 vethb4f3aa2 48.80 48.95 29.16 38.41 0.00 0.00 0.00 0.00 Average: lo 35.69 35.69 161.08 161.08 0.00 0.00 0.00 0.00 Average: ens3 219.98 137.99 2176.74 35.44 0.00 0.00 0.00 0.00 Average: docker0 30.33 48.14 1.65 409.04 0.00 0.00 0.00 0.00 Average: br-21b57b9cd013 31.89 36.04 43.57 138.38 0.00 0.00 0.00 0.00 Average: vethb50650f 41.33 45.74 43.86 292.05 0.00 0.00 0.00 0.02 Average: veth578c7c7 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth4f01098 17.71 17.05 155.54 38.54 0.00 0.00 0.00 0.01 Average: vetha930bbf 10.34 11.18 38.40 34.09 0.00 0.00 0.00 0.00 Average: vethde72fd4 78.88 82.42 53.07 40.56 0.00 0.00 0.00 0.00 Average: veth792a7d6 61.29 56.84 66.72 34.88 0.00 0.00 0.00 0.01 Average: vethb4f3aa2 24.49 24.58 14.57 19.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-4144) 10/22/26 _x86_64_ (8 CPU) 11:17:32 LINUX RESTART (8 CPU) 11:20:03 CPU %user %nice %system %iowait %steal %idle 11:30:03 all 26.23 0.03 4.86 1.13 0.03 67.73 11:30:03 0 23.08 0.02 5.36 1.28 0.03 70.22 11:30:03 1 24.86 0.01 4.60 1.11 0.03 69.39 11:30:03 2 28.77 0.04 4.78 1.13 0.03 65.26 11:30:03 3 26.72 0.01 4.97 1.44 0.03 66.83 11:30:03 4 25.63 0.02 4.51 1.03 0.03 68.78 11:30:03 5 24.59 0.06 5.12 1.11 0.02 69.09 11:30:03 6 24.02 0.03 5.02 1.07 0.02 69.84 11:30:03 7 32.16 0.03 4.48 0.90 0.04 62.40 11:40:01 all 23.14 0.01 4.97 0.25 0.03 71.61 11:40:01 0 22.43 0.01 6.20 0.18 0.03 71.15 11:40:01 1 22.97 0.01 5.46 0.45 0.04 71.08 11:40:01 2 22.42 0.02 5.06 0.19 0.03 72.28 11:40:01 3 22.40 0.00 4.81 0.14 0.03 72.63 11:40:01 4 25.04 0.02 4.54 0.24 0.03 70.13 11:40:01 5 23.00 0.00 4.67 0.30 0.03 72.00 11:40:01 6 23.11 0.01 4.42 0.33 0.03 72.11 11:40:01 7 23.80 0.00 4.55 0.14 0.03 71.49 Average: all 24.69 0.02 4.91 0.69 0.03 69.66 Average: 0 22.75 0.02 5.78 0.73 0.03 70.69 Average: 1 23.91 0.01 5.03 0.78 0.03 70.24 Average: 2 25.60 0.03 4.92 0.66 0.03 68.76 Average: 3 24.57 0.01 4.89 0.79 0.03 69.72 Average: 4 25.34 0.02 4.53 0.63 0.03 69.45 Average: 5 23.79 0.03 4.90 0.71 0.03 70.54 Average: 6 23.57 0.02 4.72 0.70 0.03 70.97 Average: 7 28.00 0.01 4.51 0.52 0.04 66.92