---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3151 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 61G 22% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 735 6568 4 8684 14910 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:b9:d5:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78956sec preferred_lft 78956sec inet6 fe80::f816:3eff:feb9:d559/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:c2:6e:e1:ca:8a 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::90c2:6eff:fee1:ca8a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-3151) 09/08/26 _x86_64_ (4 CPU) 10:14:40 LINUX RESTART (4 CPU) 10:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:02 57.79 1.85 39.81 16.13 105.19 19163.90 224509.82 10:40:03 4.79 0.22 4.40 0.18 17.24 125.37 841.62 10:50:03 5.07 0.00 4.85 0.22 0.01 137.16 779.24 11:00:03 19.60 11.93 7.22 0.45 137.00 290.55 1377.28 11:10:03 30.01 0.81 27.45 1.75 11.75 2156.09 1332.33 11:20:03 26.86 0.01 25.66 1.20 0.11 1588.08 1508.43 11:30:01 5.46 0.00 5.29 0.17 0.00 148.40 55.47 11:40:03 5.46 0.00 5.26 0.19 0.00 162.53 284.21 11:50:03 6.05 0.00 5.85 0.20 0.00 170.39 97.56 12:00:01 4.36 0.00 4.24 0.13 0.00 148.20 81.03 12:10:03 9.25 0.00 8.84 0.42 0.00 578.84 236.22 Average: 15.87 1.35 12.62 1.91 24.65 2239.12 20965.81 10:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:02 1288120 9078276 6848200 41.83 231560 7401616 7801584 44.78 1903972 12466044 280 10:40:03 3272428 11072752 4855048 29.65 232668 7410736 5553380 31.88 1951584 10442520 228 10:50:03 3168496 10975552 4952376 30.25 233828 7416328 5640588 32.38 1968176 10499388 272 11:00:03 1774180 9654580 6271848 38.31 239180 7471256 7034788 40.38 2013476 11842808 504 11:10:03 4927804 12671012 3256468 19.89 260276 7302964 3997856 22.95 2194960 8518312 252208 11:20:03 3792256 11614080 4312964 26.34 264440 7376948 5225952 30.00 2265600 9585124 424 11:30:01 3500120 11340408 4586344 28.01 265084 7394732 5390988 30.94 2266872 9863884 100 11:40:03 1932292 9795040 6130820 37.44 265836 7416384 6837004 39.24 2268940 11422788 516 11:50:03 2022352 9908100 6017696 36.75 266764 7438420 6729880 38.63 2272692 11327752 352 12:00:01 4506960 12416608 3510700 21.44 267268 7461444 5061188 29.05 2274868 8859360 424 12:10:03 3236368 11281416 4644712 28.37 271236 7583256 5296536 30.40 2288780 10106568 368 Average: 3038307 10891620 5035198 30.75 254376 7424917 5869977 33.69 2151811 10448595 23243 10:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:02 lo 9.29 9.29 7.44 7.44 0.00 0.00 0.00 0.00 10:30:02 ens3 47.68 35.37 662.46 4.09 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:03 lo 7.78 7.78 4.42 4.42 0.00 0.00 0.00 0.00 10:40:03 ens3 0.34 0.31 0.07 0.06 0.00 0.00 0.00 0.00 10:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:03 lo 8.01 8.01 3.84 3.84 0.00 0.00 0.00 0.00 10:50:03 ens3 0.46 0.40 0.09 0.08 0.00 0.00 0.00 0.00 10:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:03 lo 8.27 8.27 5.42 5.42 0.00 0.00 0.00 0.00 11:00:03 ens3 0.45 0.38 0.10 0.09 0.00 0.00 0.00 0.00 11:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:03 lo 18.30 18.30 14.47 14.47 0.00 0.00 0.00 0.00 11:10:03 ens3 1.67 1.68 0.51 0.44 0.00 0.00 0.00 0.00 11:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:03 lo 31.41 31.41 16.15 16.15 0.00 0.00 0.00 0.00 11:20:03 ens3 1.34 1.56 0.27 0.27 0.00 0.00 0.00 0.00 11:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 19.66 19.66 8.62 8.62 0.00 0.00 0.00 0.00 11:30:01 ens3 0.68 0.71 0.16 0.15 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:03 lo 26.90 26.90 11.18 11.18 0.00 0.00 0.00 0.00 11:40:03 ens3 0.70 0.52 0.20 0.15 0.00 0.00 0.00 0.00 11:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:03 lo 14.59 14.59 7.92 7.92 0.00 0.00 0.00 0.00 11:50:03 ens3 0.49 0.43 0.10 0.08 0.00 0.00 0.00 0.00 11:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 10.76 10.76 5.61 5.61 0.00 0.00 0.00 0.00 12:00:01 ens3 0.47 0.45 0.12 0.10 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:03 lo 18.30 18.30 9.77 9.77 0.00 0.00 0.00 0.00 12:10:03 ens3 0.95 1.03 0.25 0.23 0.00 0.00 0.00 0.00 12:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 15.76 15.76 8.63 8.63 0.00 0.00 0.00 0.00 Average: ens3 5.01 3.89 60.27 0.52 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-3151) 09/08/26 _x86_64_ (4 CPU) 10:14:40 LINUX RESTART (4 CPU) 10:20:03 CPU %user %nice %system %iowait %steal %idle 10:30:02 all 25.35 0.00 1.25 0.42 0.02 72.96 10:30:02 0 24.10 0.00 1.24 0.59 0.02 74.06 10:30:02 1 24.04 0.00 1.13 0.12 0.02 74.68 10:30:02 2 23.74 0.00 1.23 0.43 0.02 74.58 10:30:02 3 29.53 0.00 1.39 0.53 0.02 68.52 10:40:03 all 7.91 0.00 0.50 0.02 0.01 91.55 10:40:03 0 7.66 0.00 0.58 0.01 0.01 91.73 10:40:03 1 8.22 0.00 0.46 0.03 0.01 91.28 10:40:03 2 8.07 0.00 0.46 0.04 0.01 91.41 10:40:03 3 7.70 0.00 0.51 0.01 0.01 91.76 10:50:03 all 7.86 0.00 0.41 0.03 0.01 91.69 10:50:03 0 7.76 0.00 0.41 0.01 0.01 91.81 10:50:03 1 7.86 0.00 0.38 0.03 0.01 91.71 10:50:03 2 7.83 0.00 0.41 0.06 0.02 91.69 10:50:03 3 7.99 0.00 0.42 0.01 0.01 91.57 11:00:03 all 16.02 0.07 0.70 0.09 0.02 83.10 11:00:03 0 15.95 0.00 0.77 0.09 0.01 83.18 11:00:03 1 16.48 0.07 0.64 0.07 0.02 82.72 11:00:03 2 15.55 0.12 0.76 0.08 0.02 83.47 11:00:03 3 16.10 0.10 0.63 0.12 0.02 83.04 11:10:03 all 40.10 0.00 1.52 0.10 0.02 58.26 11:10:03 0 39.43 0.00 1.51 0.07 0.02 58.97 11:10:03 1 39.99 0.00 1.54 0.19 0.01 58.27 11:10:03 2 40.57 0.00 1.54 0.08 0.02 57.80 11:10:03 3 40.42 0.00 1.50 0.05 0.02 58.01 11:20:03 all 37.37 0.00 1.46 0.10 0.02 61.05 11:20:03 0 37.36 0.00 1.44 0.17 0.02 61.02 11:20:03 1 37.20 0.00 1.53 0.10 0.02 61.16 11:20:03 2 36.77 0.00 1.47 0.08 0.02 61.67 11:20:03 3 38.17 0.00 1.42 0.05 0.02 60.35 11:30:01 all 8.80 0.00 0.54 0.02 0.01 90.62 11:30:01 0 9.08 0.00 0.62 0.02 0.01 90.27 11:30:01 1 9.14 0.00 0.50 0.01 0.01 90.33 11:30:01 2 8.12 0.00 0.50 0.03 0.01 91.33 11:30:01 3 8.86 0.00 0.55 0.03 0.01 90.55 11:40:03 all 10.13 0.00 0.54 0.03 0.01 89.29 11:40:03 0 10.00 0.00 0.62 0.01 0.01 89.36 11:40:03 1 9.95 0.00 0.55 0.04 0.01 89.45 11:40:03 2 10.48 0.00 0.55 0.02 0.01 88.94 11:40:03 3 10.11 0.00 0.45 0.04 0.01 89.40 11:50:03 all 9.10 0.00 0.54 0.03 0.02 90.31 11:50:03 0 9.08 0.00 0.57 0.01 0.02 90.31 11:50:03 1 9.15 0.00 0.60 0.03 0.02 90.19 11:50:03 2 9.36 0.00 0.54 0.01 0.02 90.07 11:50:03 3 8.82 0.00 0.45 0.05 0.02 90.65 12:00:01 all 5.36 0.00 0.35 0.02 0.02 94.25 12:00:01 0 5.17 0.00 0.41 0.02 0.02 94.38 12:00:01 1 5.20 0.00 0.40 0.04 0.02 94.34 12:00:01 2 5.59 0.00 0.30 0.01 0.02 94.08 12:00:01 3 5.49 0.00 0.29 0.02 0.02 94.18 12:10:03 all 15.95 0.00 0.61 0.23 0.02 83.19 12:10:03 0 15.57 0.00 0.66 0.06 0.02 83.69 12:10:03 1 16.03 0.00 0.59 0.71 0.02 82.64 12:10:03 2 15.31 0.00 0.59 0.08 0.02 83.99 12:10:03 3 16.87 0.00 0.61 0.06 0.03 82.44 Average: CPU %user %nice %system %iowait %steal %idle Average: all 16.73 0.01 0.77 0.10 0.02 82.38 Average: 0 16.47 0.00 0.80 0.10 0.02 82.61 Average: 1 16.68 0.01 0.76 0.12 0.02 82.41 Average: 2 16.50 0.01 0.76 0.08 0.02 82.63 Average: 3 17.28 0.01 0.75 0.09 0.02 81.86