---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-18519 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: 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: 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 722 10891 3 4375 14896 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:70:2f:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79355sec preferred_lft 79355sec inet6 fe80::f816:3eff:fe70:2fed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:c2:d4:1d:e0:21 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::18c2:d4ff:fe1d:e021/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-18519) 03/23/26 _x86_64_ (4 CPU) 19:34:25 LINUX RESTART (4 CPU) 19:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:08 92.42 8.37 80.18 3.87 184.22 27124.48 10623.93 20:00:18 19.75 1.66 17.18 0.91 21.93 422.05 741.76 20:10:23 4.73 0.14 4.41 0.19 7.43 151.01 498.15 20:20:15 23.41 0.14 6.92 16.35 2.23 230.96 215264.98 20:30:13 19.21 1.61 16.75 0.85 43.71 807.55 732.81 20:40:23 12.25 0.02 11.68 0.54 1.32 370.95 200.96 20:50:20 4.80 0.00 4.62 0.18 0.16 137.57 909.75 21:00:01 5.99 0.01 5.80 0.18 1.09 167.29 135.42 21:10:17 5.35 0.01 5.14 0.21 1.10 154.36 47.32 21:20:17 11.94 0.06 11.38 0.49 4.94 680.35 336.75 21:30:01 4.76 0.03 4.55 0.18 0.89 168.60 60.32 Average: 18.65 1.10 15.39 2.16 24.56 2777.98 20650.72 19:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:08 1442728 5340240 10589644 64.68 263364 3566900 12427464 71.33 2056960 12236104 2180 20:00:18 4122528 7246040 8659436 52.89 263740 2873204 9448256 54.23 2020552 9650008 384 20:10:23 7936044 11076176 4830000 29.50 264304 2889044 5557948 31.90 2037300 5824192 80 20:20:15 6489148 9651944 6256180 38.21 267292 2908720 7035388 40.38 2049864 7270956 260 20:30:13 11957700 15285032 625828 3.82 273468 3066984 1357772 7.79 2081884 1791140 11828 20:40:23 7922160 11291744 4617152 28.20 275356 3107356 5333820 30.62 2085388 5792836 92 20:50:20 7984520 11372564 4536164 27.71 275936 3125236 5296016 30.40 2086384 5732328 196 21:00:01 6311976 9720820 6187148 37.79 276436 3145536 6930232 39.78 2088424 7408356 272 21:10:17 6197196 9628188 6279872 38.35 277280 3166832 7039724 40.41 2092148 7521008 156 21:20:17 7591880 11172212 4736596 28.93 282052 3310032 5357900 30.75 2115916 6104276 88 21:30:01 6826664 10434692 5473628 33.43 282592 3337188 6081836 34.91 2127536 6850960 268 Average: 6798413 10201787 5708332 34.86 272893 3136094 6533305 37.50 2076578 6925651 1437 19:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:08 lo 13.09 13.09 12.04 12.04 0.00 0.00 0.00 0.00 19:50:08 ens3 43.04 32.78 642.21 3.47 0.00 0.00 0.00 0.00 19:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:18 lo 38.40 38.40 16.73 16.73 0.00 0.00 0.00 0.00 20:00:18 ens3 1.72 1.30 0.39 0.31 0.00 0.00 0.00 0.00 20:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:23 lo 22.74 22.74 8.76 8.76 0.00 0.00 0.00 0.00 20:10:23 ens3 1.86 1.39 0.29 1.22 0.00 0.00 0.00 0.00 20:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:15 lo 9.67 9.67 6.04 6.04 0.00 0.00 0.00 0.00 20:20:15 ens3 0.61 0.35 0.12 0.08 0.00 0.00 0.00 0.00 20:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:13 lo 12.62 12.62 5.87 5.87 0.00 0.00 0.00 0.00 20:30:13 ens3 1.15 0.82 0.27 0.21 0.00 0.00 0.00 0.00 20:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:23 lo 18.52 18.52 10.25 10.25 0.00 0.00 0.00 0.00 20:40:23 ens3 1.27 0.73 0.29 0.20 0.00 0.00 0.00 0.00 20:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:20 lo 23.64 23.64 8.84 8.84 0.00 0.00 0.00 0.00 20:50:20 ens3 0.67 0.45 0.13 0.09 0.00 0.00 0.00 0.00 20:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 25.66 25.66 11.49 11.49 0.00 0.00 0.00 0.00 21:00:01 ens3 0.69 0.50 0.14 0.11 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:17 lo 17.65 17.65 10.39 10.39 0.00 0.00 0.00 0.00 21:10:17 ens3 0.90 0.52 0.19 0.13 0.00 0.00 0.00 0.00 21:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:17 lo 18.26 18.26 10.04 10.04 0.00 0.00 0.00 0.00 21:20:17 ens3 1.10 0.93 0.31 0.25 0.00 0.00 0.00 0.00 21:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 lo 30.01 30.01 11.52 11.52 0.00 0.00 0.00 0.00 21:30:01 ens3 0.66 0.60 0.12 0.10 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.92 20.92 10.19 10.19 0.00 0.00 0.00 0.00 Average: ens3 4.90 3.69 58.89 0.56 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-18519) 03/23/26 _x86_64_ (4 CPU) 19:34:25 LINUX RESTART (4 CPU) 19:40:06 CPU %user %nice %system %iowait %steal %idle 19:50:08 all 48.32 0.00 2.05 7.37 0.09 42.17 19:50:08 0 47.42 0.00 1.94 6.54 0.09 44.01 19:50:08 1 47.71 0.00 2.12 6.98 0.10 43.10 19:50:08 2 47.14 0.00 1.98 10.15 0.09 40.64 19:50:08 3 51.02 0.00 2.15 5.82 0.09 40.91 20:00:18 all 36.73 0.00 1.42 0.18 0.10 61.56 20:00:18 0 36.31 0.00 1.32 0.24 0.10 62.03 20:00:18 1 36.48 0.00 1.48 0.14 0.11 61.79 20:00:18 2 37.73 0.00 1.40 0.31 0.10 60.46 20:00:18 3 36.41 0.00 1.49 0.03 0.10 61.98 20:10:23 all 9.94 0.00 0.58 0.56 0.08 88.84 20:10:23 0 9.12 0.00 0.52 0.28 0.08 90.00 20:10:23 1 10.31 0.00 0.53 0.81 0.08 88.27 20:10:23 2 10.44 0.00 0.63 0.88 0.08 87.97 20:10:23 3 9.88 0.00 0.64 0.27 0.08 89.13 20:20:15 all 16.53 0.00 0.67 0.28 0.07 82.45 20:20:15 0 16.48 0.00 0.61 0.08 0.07 82.76 20:20:15 1 16.14 0.00 0.70 0.14 0.08 82.93 20:20:15 2 16.64 0.00 0.67 0.25 0.08 82.36 20:20:15 3 16.86 0.00 0.71 0.63 0.07 81.73 20:30:13 all 25.68 0.00 0.91 0.19 0.08 73.13 20:30:13 0 25.95 0.00 0.94 0.16 0.08 72.88 20:30:13 1 25.47 0.00 1.05 0.17 0.08 73.23 20:30:13 2 25.71 0.00 0.92 0.27 0.09 73.01 20:30:13 3 25.60 0.00 0.75 0.17 0.08 73.39 20:40:23 all 20.75 0.00 0.70 0.12 0.08 78.35 20:40:23 0 19.50 0.00 0.72 0.13 0.08 79.57 20:40:23 1 21.37 0.00 0.70 0.25 0.08 77.59 20:40:23 2 21.02 0.00 0.80 0.08 0.08 78.03 20:40:23 3 21.09 0.00 0.58 0.04 0.08 78.21 20:50:20 all 8.05 0.00 0.44 0.06 0.07 91.39 20:50:20 0 7.70 0.00 0.41 0.04 0.06 91.79 20:50:20 1 8.27 0.00 0.50 0.15 0.07 91.01 20:50:20 2 7.90 0.00 0.40 0.01 0.06 91.63 20:50:20 3 8.31 0.00 0.43 0.06 0.07 91.13 21:00:01 all 10.19 0.00 0.42 0.06 0.07 89.27 21:00:01 0 10.03 0.00 0.38 0.02 0.07 89.51 21:00:01 1 10.50 0.00 0.39 0.05 0.07 88.99 21:00:01 2 10.16 0.00 0.39 0.10 0.07 89.28 21:00:01 3 10.07 0.00 0.49 0.07 0.07 89.30 21:10:17 all 9.65 0.00 0.55 0.05 0.07 89.69 21:10:17 0 9.59 0.00 0.46 0.09 0.07 89.79 21:10:17 1 9.05 0.00 0.63 0.06 0.07 90.18 21:10:17 2 9.83 0.00 0.54 0.02 0.07 89.54 21:10:17 3 10.12 0.00 0.56 0.01 0.07 89.24 21:20:17 all 19.50 0.00 0.72 0.09 0.07 79.62 21:20:17 0 19.08 0.00 0.81 0.11 0.08 79.93 21:20:17 1 19.96 0.00 0.66 0.19 0.08 79.11 21:20:17 2 19.87 0.00 0.74 0.02 0.07 79.30 21:20:17 3 19.09 0.00 0.66 0.05 0.07 80.12 21:30:01 all 10.04 0.00 0.48 0.05 0.07 89.36 21:30:01 0 10.06 0.00 0.53 0.03 0.07 89.31 21:30:01 1 9.58 0.00 0.56 0.12 0.08 89.66 21:30:01 2 10.34 0.00 0.36 0.01 0.07 89.22 21:30:01 3 10.19 0.00 0.47 0.02 0.07 89.25 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.64 0.00 0.81 0.82 0.08 78.65 Average: 0 19.26 0.00 0.79 0.71 0.08 79.17 Average: 1 19.59 0.00 0.85 0.83 0.08 78.65 Average: 2 19.76 0.00 0.80 1.10 0.08 78.26 Average: 3 19.93 0.00 0.81 0.65 0.08 78.52