---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38749 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 12G 144G 8% / 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 778 25083 4 6231 30846 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:0d:1e:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82360sec preferred_lft 82360sec inet6 fe80::f816:3eff:fe0d:1ee8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:82:47:81:0a:1a 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 ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38749) 08/19/26 _x86_64_ (8 CPU) 07:17:47 LINUX RESTART (8 CPU) 07:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:15 1.66 0.05 1.60 0.01 3.03 20.21 217.25 07:40:15 15.17 0.01 1.32 13.84 0.19 15.60 513726.79 07:50:15 1.14 0.00 1.14 0.00 0.00 13.56 0.00 08:00:15 1.16 0.00 1.16 0.00 0.00 13.79 0.00 08:10:15 1.26 0.00 1.26 0.00 0.00 14.76 0.00 08:20:05 48.28 3.66 43.91 0.72 127.25 9991.34 3996.49 Average: 11.34 0.61 8.30 2.43 21.45 1655.10 86552.28 07:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:15 30211840 31888360 498868 1.52 59260 1955056 1528816 4.51 198568 2167696 28 07:40:15 30200312 31887572 499492 1.52 59936 1965088 1528888 4.51 209172 2168432 224 07:50:15 30200096 31887704 499280 1.52 60280 1965096 1528888 4.51 209508 2169084 232 08:00:15 30197340 31885408 501348 1.53 60704 1965104 1528888 4.51 209940 2172232 248 08:10:15 30194408 31882868 503988 1.53 61064 1965120 1528952 4.51 210304 2174364 180 08:20:05 25992408 30338968 1978024 6.02 103708 4523632 2289468 6.75 1189228 5242444 252 Average: 29499401 31628480 746833 2.27 67492 2389849 1655650 4.88 371120 2682375 194 07:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:15 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 07:30:15 ens3 0.43 0.13 0.10 0.04 0.00 0.00 0.00 0.00 07:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:15 ens3 0.30 0.10 0.05 0.02 0.00 0.00 0.00 0.00 07:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:15 ens3 0.24 0.09 0.04 0.02 0.00 0.00 0.00 0.00 07:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:15 ens3 0.56 0.23 0.19 0.12 0.00 0.00 0.00 0.00 08:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:15 ens3 0.40 0.16 0.12 0.07 0.00 0.00 0.00 0.00 08:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:05 lo 175.39 175.39 210.87 210.87 0.00 0.00 0.00 0.00 08:20:05 ens3 545.80 341.74 1267.83 973.27 0.00 0.00 0.00 0.00 08:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 28.91 28.91 34.66 34.66 0.00 0.00 0.00 0.00 Average: ens3 90.03 56.28 208.45 160.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38749) 08/19/26 _x86_64_ (8 CPU) 07:17:47 LINUX RESTART (8 CPU) 07:20:15 CPU %user %nice %system %iowait %steal %idle 07:30:15 all 0.12 0.00 0.02 0.01 0.01 99.85 07:30:15 0 0.02 0.00 0.01 0.00 0.01 99.97 07:30:15 1 0.06 0.00 0.04 0.00 0.02 99.88 07:30:15 2 0.79 0.00 0.02 0.00 0.03 99.16 07:30:15 3 0.03 0.00 0.02 0.00 0.01 99.95 07:30:15 4 0.02 0.00 0.02 0.00 0.01 99.95 07:30:15 5 0.01 0.00 0.01 0.03 0.01 99.94 07:30:15 6 0.00 0.00 0.01 0.01 0.01 99.97 07:30:15 7 0.02 0.00 0.01 0.00 0.01 99.95 07:40:15 all 0.09 0.00 0.02 0.02 0.01 99.86 07:40:15 0 0.01 0.00 0.01 0.00 0.00 99.99 07:40:15 1 0.02 0.00 0.01 0.00 0.02 99.95 07:40:15 2 0.62 0.00 0.03 0.00 0.03 99.31 07:40:15 3 0.01 0.00 0.02 0.00 0.01 99.96 07:40:15 4 0.01 0.00 0.01 0.00 0.01 99.97 07:40:15 5 0.02 0.00 0.03 0.17 0.01 99.77 07:40:15 6 0.00 0.00 0.01 0.00 0.01 99.98 07:40:15 7 0.01 0.00 0.01 0.00 0.01 99.98 07:50:15 all 0.02 0.00 0.01 0.00 0.01 99.96 07:50:15 0 0.02 0.00 0.01 0.00 0.02 99.95 07:50:15 1 0.01 0.00 0.02 0.00 0.02 99.95 07:50:15 2 0.05 0.00 0.02 0.00 0.02 99.91 07:50:15 3 0.01 0.00 0.01 0.00 0.00 99.98 07:50:15 4 0.02 0.00 0.01 0.00 0.01 99.96 07:50:15 5 0.01 0.00 0.01 0.03 0.01 99.95 07:50:15 6 0.00 0.00 0.00 0.00 0.01 99.98 07:50:15 7 0.01 0.00 0.01 0.00 0.01 99.97 08:00:15 all 0.09 0.00 0.01 0.00 0.01 99.88 08:00:15 0 0.02 0.00 0.02 0.00 0.01 99.95 08:00:15 1 0.40 0.00 0.03 0.00 0.03 99.53 08:00:15 2 0.01 0.00 0.02 0.00 0.01 99.97 08:00:15 3 0.24 0.00 0.01 0.00 0.00 99.75 08:00:15 4 0.01 0.00 0.01 0.03 0.01 99.94 08:00:15 5 0.01 0.00 0.00 0.00 0.01 99.98 08:00:15 6 0.02 0.00 0.01 0.00 0.01 99.96 08:00:15 7 0.00 0.00 0.01 0.00 0.01 99.98 08:10:15 all 0.03 0.00 0.01 0.00 0.01 99.94 08:10:15 0 0.01 0.00 0.01 0.00 0.01 99.97 08:10:15 1 0.20 0.00 0.03 0.00 0.04 99.74 08:10:15 2 0.01 0.00 0.01 0.00 0.01 99.97 08:10:15 3 0.01 0.00 0.00 0.00 0.00 99.99 08:10:15 4 0.02 0.00 0.01 0.02 0.01 99.94 08:10:15 5 0.01 0.00 0.01 0.00 0.01 99.97 08:10:15 6 0.01 0.00 0.01 0.00 0.02 99.97 08:10:15 7 0.00 0.00 0.00 0.00 0.01 99.98 08:20:05 all 12.13 0.00 0.87 0.12 0.04 86.84 08:20:05 0 8.73 0.00 0.73 0.03 0.05 90.46 08:20:05 1 10.03 0.00 0.92 0.03 0.05 88.97 08:20:05 2 19.89 0.00 1.22 0.03 0.04 78.82 08:20:05 3 13.84 0.00 0.95 0.05 0.04 85.12 08:20:05 4 9.03 0.00 0.70 0.23 0.04 89.99 08:20:05 5 13.81 0.00 1.04 0.40 0.04 84.71 08:20:05 6 10.05 0.00 0.69 0.08 0.04 89.14 08:20:05 7 11.64 0.00 0.73 0.08 0.04 87.51 Average: all 2.05 0.00 0.15 0.03 0.02 97.76 Average: 0 1.45 0.00 0.13 0.00 0.01 98.41 Average: 1 1.76 0.00 0.17 0.01 0.03 98.03 Average: 2 3.51 0.00 0.22 0.01 0.02 96.24 Average: 3 2.32 0.00 0.17 0.01 0.01 97.50 Average: 4 1.50 0.00 0.12 0.05 0.01 98.32 Average: 5 2.27 0.00 0.18 0.10 0.01 97.43 Average: 6 1.65 0.00 0.12 0.02 0.02 98.19 Average: 7 1.92 0.00 0.13 0.02 0.01 97.93