---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15488 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 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 nrip_save 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 18G 60G 23% / 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 727 10506 4 4755 14919 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:9a:72:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79055sec preferred_lft 79055sec inet6 fe80::f816:3eff:fe9a:728a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:0d:e0:24:b0:dd 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::4c0d:e0ff:fe24:b0dd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15488) 03/23/26 _x86_64_ (4 CPU) 19:06:27 LINUX RESTART (4 CPU) 19:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:05 95.40 8.73 81.89 4.78 1387.27 34737.48 33815.19 19:30:39 43.27 3.89 36.99 2.40 133.63 4534.07 2761.26 19:40:27 45.01 21.34 22.50 1.17 262.04 1524.21 1131.81 19:50:17 8.15 0.01 7.74 0.40 0.49 277.41 384.48 20:00:39 15.13 0.02 14.43 0.68 0.80 664.41 274.48 20:10:39 14.14 0.01 13.47 0.66 0.56 431.51 633.11 20:20:39 5.27 0.01 5.08 0.18 0.31 134.83 88.25 20:30:16 5.27 0.01 5.05 0.21 1.10 159.36 90.48 20:40:39 4.91 0.00 4.73 0.18 0.30 145.86 62.27 20:50:39 26.16 0.08 9.73 16.35 4.25 573.99 210753.90 21:00:39 5.50 0.12 5.25 0.13 5.03 162.24 249.19 Average: 24.37 3.07 18.84 2.46 161.50 3914.29 22634.72 19:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:05 3795712 14669960 1255304 7.67 240236 10418140 2003452 11.50 2119904 9704012 187204 19:30:39 3853628 7055708 8876512 54.21 260732 2921220 9572312 54.94 2120684 9816184 204 19:40:27 1892248 5458400 10472076 63.96 272184 3273532 11205608 64.32 2292628 11596804 3188 19:50:17 6123916 9712808 6220672 37.99 273144 3295312 6999460 40.18 2299392 7377484 104 20:00:39 11575312 15303676 633760 3.87 278416 3425228 1392276 7.99 2349652 1881200 10380 20:10:39 7741440 11519988 4415560 26.97 280464 3473328 5208184 29.89 2353612 5713536 136 20:20:39 7758496 11553528 4382156 26.76 281280 3488968 5228216 30.01 2355064 5695776 228 20:30:16 6153760 9969708 5965016 36.43 281868 3509268 6794656 39.00 2357312 7281188 112 20:40:39 6067844 9904808 6029824 36.83 282280 3529864 6843428 39.28 2360460 7366632 96 20:50:39 7396384 11367832 4567340 27.90 286516 3654448 5330692 30.60 2373928 6031648 104 21:00:39 7369624 11367084 4568052 27.90 287436 3679440 5248464 30.13 2383832 6038624 88 Average: 6338942 10716682 5216934 31.86 274960 4060795 5984250 34.35 2306043 7136644 18349 19:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:05 lo 1.26 1.26 0.16 0.16 0.00 0.00 0.00 0.00 19:20:05 ens3 166.40 125.39 1991.97 12.02 0.00 0.00 0.00 0.00 19:20:05 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 19:30:39 lo 18.53 18.53 12.63 12.63 0.00 0.00 0.00 0.00 19:30:39 ens3 1.76 1.42 0.50 0.41 0.00 0.00 0.00 0.00 19:30:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:27 lo 47.97 47.97 21.07 21.07 0.00 0.00 0.00 0.00 19:40:27 ens3 2.94 1.89 0.61 1.45 0.00 0.00 0.00 0.00 19:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:17 lo 16.09 16.09 7.84 7.84 0.00 0.00 0.00 0.00 19:50:17 ens3 0.84 0.45 0.18 0.12 0.00 0.00 0.00 0.00 19:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:39 lo 10.96 10.96 5.31 5.31 0.00 0.00 0.00 0.00 20:00:39 ens3 1.19 0.81 0.32 0.24 0.00 0.00 0.00 0.00 20:00:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:39 lo 19.89 19.89 10.49 10.49 0.00 0.00 0.00 0.00 20:10:39 ens3 1.56 0.70 0.30 0.18 0.00 0.00 0.00 0.00 20:10:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:39 lo 14.29 14.29 6.23 6.23 0.00 0.00 0.00 0.00 20:20:39 ens3 0.69 0.43 0.15 0.10 0.00 0.00 0.00 0.00 20:20:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:16 lo 27.99 27.99 11.38 11.38 0.00 0.00 0.00 0.00 20:30:16 ens3 0.78 0.43 0.15 0.10 0.00 0.00 0.00 0.00 20:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:39 lo 19.08 19.08 10.35 10.35 0.00 0.00 0.00 0.00 20:40:39 ens3 1.12 0.61 0.25 0.17 0.00 0.00 0.00 0.00 20:40:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:39 lo 17.84 17.84 10.09 10.09 0.00 0.00 0.00 0.00 20:50:39 ens3 0.92 0.72 0.23 0.18 0.00 0.00 0.00 0.00 20:50:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:39 lo 16.87 16.87 6.93 6.93 0.00 0.00 0.00 0.00 21:00:39 ens3 0.72 0.53 0.17 0.12 0.00 0.00 0.00 0.00 21:00:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.07 19.07 9.30 9.30 0.00 0.00 0.00 0.00 Average: ens3 16.05 11.97 178.76 1.36 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15488) 03/23/26 _x86_64_ (4 CPU) 19:06:27 LINUX RESTART (4 CPU) 19:10:11 CPU %user %nice %system %iowait %steal %idle 19:20:05 all 30.48 0.00 2.07 17.51 0.10 49.83 19:20:05 0 31.58 0.00 2.00 17.02 0.10 49.31 19:20:05 1 30.15 0.00 2.10 19.16 0.10 48.49 19:20:05 2 29.45 0.00 2.25 15.94 0.10 52.25 19:20:05 3 30.75 0.00 1.94 17.93 0.11 49.28 19:30:39 all 43.94 0.00 1.70 1.51 0.11 52.74 19:30:39 0 42.35 0.00 1.59 1.82 0.11 54.13 19:30:39 1 44.67 0.00 1.64 1.24 0.11 52.34 19:30:39 2 44.71 0.00 1.81 1.18 0.11 52.20 19:30:39 3 44.03 0.00 1.77 1.80 0.11 52.29 19:40:27 all 39.46 0.00 1.53 0.09 0.13 58.80 19:40:27 0 39.53 0.00 1.56 0.06 0.13 58.72 19:40:27 1 39.95 0.00 1.58 0.05 0.12 58.29 19:40:27 2 38.94 0.00 1.51 0.07 0.12 59.35 19:40:27 3 39.42 0.00 1.47 0.16 0.12 58.83 19:50:17 all 17.88 0.00 0.76 0.04 0.09 81.23 19:50:17 0 17.07 0.00 0.71 0.03 0.10 82.09 19:50:17 1 18.24 0.00 0.79 0.07 0.10 80.81 19:50:17 2 18.68 0.00 0.81 0.02 0.09 80.40 19:50:17 3 17.55 0.00 0.72 0.04 0.10 81.60 20:00:39 all 20.96 0.00 0.81 0.06 0.09 78.07 20:00:39 0 20.15 0.00 0.76 0.07 0.08 78.94 20:00:39 1 21.61 0.00 0.88 0.15 0.09 77.28 20:00:39 2 21.80 0.00 0.89 0.01 0.09 77.21 20:00:39 3 20.30 0.00 0.71 0.03 0.09 78.87 20:10:39 all 25.21 0.00 0.83 0.06 0.09 73.82 20:10:39 0 25.13 0.00 0.81 0.14 0.09 73.83 20:10:39 1 25.70 0.00 0.90 0.05 0.09 73.26 20:10:39 2 25.60 0.00 0.78 0.02 0.09 73.51 20:10:39 3 24.41 0.00 0.83 0.02 0.08 74.66 20:20:39 all 7.67 0.00 0.41 0.02 0.07 91.83 20:20:39 0 7.52 0.00 0.46 0.02 0.07 91.93 20:20:39 1 7.77 0.00 0.41 0.02 0.08 91.72 20:20:39 2 7.50 0.00 0.41 0.02 0.08 91.99 20:20:39 3 7.87 0.00 0.36 0.01 0.07 91.69 20:30:16 all 10.47 0.00 0.38 0.02 0.08 89.04 20:30:16 0 10.29 0.00 0.39 0.00 0.07 89.25 20:30:16 1 11.09 0.00 0.40 0.05 0.09 88.37 20:30:16 2 10.31 0.00 0.34 0.02 0.08 89.24 20:30:16 3 10.20 0.00 0.39 0.02 0.08 89.31 20:40:39 all 9.45 0.00 0.35 0.02 0.08 90.10 20:40:39 0 9.57 0.00 0.33 0.01 0.07 90.02 20:40:39 1 9.10 0.00 0.32 0.01 0.08 90.49 20:40:39 2 9.48 0.00 0.42 0.01 0.08 90.01 20:40:39 3 9.65 0.00 0.33 0.04 0.08 89.90 20:50:39 all 13.56 0.00 0.55 0.06 0.08 85.75 20:50:39 0 13.14 0.00 0.58 0.01 0.08 86.19 20:50:39 1 13.34 0.00 0.49 0.05 0.09 86.04 20:50:39 2 14.46 0.00 0.55 0.06 0.08 84.85 20:50:39 3 13.30 0.00 0.57 0.13 0.08 85.91 21:00:39 all 7.98 0.00 0.40 0.02 0.08 91.52 21:00:39 0 7.81 0.00 0.39 0.01 0.07 91.72 21:00:39 1 8.34 0.00 0.46 0.03 0.09 91.08 21:00:39 2 7.82 0.00 0.39 0.01 0.08 91.70 21:00:39 3 7.93 0.00 0.35 0.05 0.07 91.60 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.71 0.00 0.89 1.74 0.09 76.57 Average: 0 20.44 0.00 0.87 1.73 0.09 76.87 Average: 1 20.97 0.00 0.91 1.87 0.09 76.16 Average: 2 20.86 0.00 0.93 1.56 0.09 76.56 Average: 3 20.56 0.00 0.86 1.82 0.09 76.68