---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3496 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 14G 141G 9% / 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 742 24522 4 6827 30881 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:8d:51:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.233/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82891sec preferred_lft 82891sec inet6 fe80::f816:3eff:fe8d:51b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:79:3f:2e:cc:01 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::479:3fff:fe2e:cc01/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3496) 10/19/26 _x86_64_ (8 CPU) 21:12:11 LINUX RESTART (8 CPU) 21:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:17 1.72 0.19 1.51 0.02 1.56 19.09 8.47 21:40:23 1.30 0.00 1.30 0.00 0.00 15.72 0.00 21:50:19 1.41 0.00 1.41 0.00 0.00 16.34 0.00 22:00:13 1.74 0.17 1.57 0.00 4.71 18.12 0.00 22:10:03 105.34 3.92 98.13 3.29 255.51 19788.61 28146.42 Average: 22.03 0.85 20.53 0.65 51.69 3920.21 5557.88 21:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:17 29975000 31786896 597620 1.82 63028 2087264 1561372 4.60 255268 2347340 160 21:40:23 29964920 31777456 607048 1.85 63660 2087276 1561756 4.61 255896 2357188 264 21:50:19 29959888 31773096 611356 1.86 64300 2087288 1561952 4.61 256536 2364812 324 22:00:13 29916400 31732232 651636 1.98 64936 2088888 1565028 4.62 258480 2402036 172 22:10:03 24456704 30953212 1342456 4.09 159928 6485724 2155440 6.36 1967224 5863216 3012 Average: 28854582 31604578 762023 2.32 83170 2967288 1681110 4.96 598681 3066918 786 21:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:17 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 21:30:17 ens3 0.62 0.34 0.24 0.39 0.00 0.00 0.00 0.00 21:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:23 ens3 0.34 0.25 0.14 0.32 0.00 0.00 0.00 0.00 21:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:19 ens3 0.25 0.21 0.11 0.22 0.00 0.00 0.00 0.00 21:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:13 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 22:00:13 ens3 1.13 0.92 0.74 0.73 0.00 0.00 0.00 0.00 22:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:03 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 22:10:03 ens3 111.04 83.78 1424.80 359.78 0.00 0.00 0.00 0.00 22:10:03 docker0 1.02 2.03 0.06 13.33 0.00 0.00 0.00 0.00 22:10:03 br-28e477dfcbc2 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 22:10:03 veth03425c3 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 22.39 16.88 281.50 71.35 0.00 0.00 0.00 0.00 Average: docker0 0.20 0.40 0.01 2.63 0.00 0.00 0.00 0.00 Average: br-28e477dfcbc2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth03425c3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3496) 10/19/26 _x86_64_ (8 CPU) 21:12:11 LINUX RESTART (8 CPU) 21:20:15 CPU %user %nice %system %iowait %steal %idle 21:30:17 all 0.11 0.00 0.02 0.01 0.00 99.87 21:30:17 0 0.01 0.00 0.01 0.00 0.00 99.98 21:30:17 1 0.36 0.00 0.02 0.00 0.00 99.62 21:30:17 2 0.01 0.00 0.01 0.01 0.00 99.97 21:30:17 3 0.15 0.00 0.03 0.01 0.00 99.81 21:30:17 4 0.02 0.00 0.00 0.00 0.00 99.97 21:30:17 5 0.04 0.00 0.02 0.01 0.00 99.93 21:30:17 6 0.01 0.00 0.01 0.01 0.00 99.96 21:30:17 7 0.24 0.00 0.02 0.04 0.00 99.70 21:40:23 all 0.15 0.00 0.01 0.01 0.00 99.83 21:40:23 0 0.02 0.00 0.02 0.00 0.00 99.96 21:40:23 1 1.09 0.00 0.02 0.00 0.00 98.89 21:40:23 2 0.00 0.00 0.00 0.05 0.00 99.94 21:40:23 3 0.02 0.00 0.01 0.00 0.00 99.96 21:40:23 4 0.01 0.00 0.01 0.00 0.00 99.98 21:40:23 5 0.02 0.00 0.03 0.00 0.00 99.95 21:40:23 6 0.01 0.00 0.00 0.00 0.00 99.99 21:40:23 7 0.03 0.00 0.02 0.00 0.00 99.95 21:50:19 all 0.09 0.00 0.01 0.01 0.00 99.89 21:50:19 0 0.01 0.00 0.02 0.00 0.00 99.97 21:50:19 1 0.53 0.00 0.02 0.01 0.00 99.44 21:50:19 2 0.01 0.00 0.01 0.01 0.00 99.98 21:50:19 3 0.08 0.00 0.02 0.01 0.00 99.89 21:50:19 4 0.01 0.00 0.01 0.00 0.00 99.98 21:50:19 5 0.01 0.00 0.02 0.03 0.00 99.94 21:50:19 6 0.01 0.00 0.01 0.00 0.00 99.98 21:50:19 7 0.02 0.00 0.02 0.01 0.00 99.95 22:00:13 all 0.16 0.00 0.02 0.01 0.00 99.82 22:00:13 0 0.01 0.00 0.02 0.00 0.00 99.97 22:00:13 1 0.98 0.00 0.02 0.00 0.00 99.00 22:00:13 2 0.04 0.00 0.00 0.00 0.00 99.95 22:00:13 3 0.09 0.00 0.04 0.00 0.00 99.87 22:00:13 4 0.04 0.00 0.01 0.00 0.00 99.95 22:00:13 5 0.02 0.00 0.02 0.05 0.00 99.91 22:00:13 6 0.03 0.00 0.02 0.00 0.00 99.96 22:00:13 7 0.04 0.00 0.01 0.01 0.00 99.94 22:10:03 all 4.91 0.00 1.77 0.46 0.01 92.86 22:10:03 0 9.17 0.00 1.97 0.29 0.01 88.55 22:10:03 1 4.22 0.00 1.79 0.16 0.01 93.83 22:10:03 2 4.98 0.00 2.02 0.58 0.01 92.41 22:10:03 3 4.19 0.00 1.57 0.46 0.01 93.78 22:10:03 4 3.68 0.00 1.68 0.43 0.01 94.20 22:10:03 5 3.07 0.00 1.63 0.93 0.00 94.36 22:10:03 6 3.56 0.00 1.53 0.12 0.01 94.78 22:10:03 7 6.37 0.00 1.93 0.69 0.01 90.99 Average: all 1.07 0.00 0.36 0.10 0.00 98.48 Average: 0 1.82 0.00 0.40 0.06 0.00 97.72 Average: 1 1.42 0.00 0.37 0.03 0.00 98.18 Average: 2 0.99 0.00 0.40 0.13 0.00 98.47 Average: 3 0.89 0.00 0.33 0.09 0.00 98.68 Average: 4 0.74 0.00 0.34 0.09 0.00 98.83 Average: 5 0.62 0.00 0.34 0.20 0.00 98.84 Average: 6 0.71 0.00 0.31 0.03 0.00 98.95 Average: 7 1.32 0.00 0.39 0.15 0.00 98.14