---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-733 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 14G 64G 18% / 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 649 8379 4 6960 14997 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:ea:e7:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.35/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 78833sec preferred_lft 78833sec inet6 fe80::f816:3eff:feea:e7a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:95:b4:ea:8e:6d 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 5.15.0-171-generic (prd-ubuntu2204-docker-v1-8c-8g-733) 05/18/26 _x86_64_ (4 CPU) 08:16:08 LINUX RESTART (4 CPU) 08:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:01 4.06 0.26 3.49 0.31 10.01 269.05 702.60 08:40:13 1.45 0.20 1.23 0.02 1.78 15.22 24.52 08:50:03 1.14 0.00 1.14 0.00 0.00 13.34 0.00 09:00:01 1.19 0.00 1.19 0.00 0.00 13.83 0.00 09:10:15 1.31 0.00 1.31 0.00 0.00 15.64 0.00 09:20:15 14.12 0.01 1.32 12.80 0.17 15.65 237549.63 09:30:01 1.21 0.00 1.21 0.00 0.11 14.48 0.00 09:40:02 1.21 0.00 1.21 0.00 0.00 14.47 0.00 09:50:16 1.39 0.00 1.39 0.00 0.00 16.34 0.01 10:00:01 1.23 0.00 1.23 0.00 0.00 14.18 0.00 10:10:18 45.31 3.19 41.25 0.87 211.72 4515.31 1700.58 10:20:06 286.13 0.63 275.08 10.42 17.37 15491.79 101669.59 Average: 29.64 0.36 27.25 2.02 20.55 1686.96 28344.53 08:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:01 13660256 15490140 527240 3.22 57436 1998936 1150760 6.61 208572 2258512 4 08:40:13 13658576 15489564 527724 3.22 58352 1999076 1150952 6.61 209532 2259768 52 08:50:03 13658576 15489980 527452 3.22 58744 1999080 1151080 6.61 209932 2258784 204 09:00:01 13657864 15489608 527780 3.22 59060 1999096 1151144 6.61 210232 2259176 204 09:10:15 13656128 15488396 529056 3.23 59520 1999100 1151208 6.61 210716 2263300 216 09:20:15 13655888 15493524 523792 3.20 60124 2003860 1151272 6.61 215972 2263060 260 09:30:01 13655396 15493604 523748 3.20 60508 2004040 1151532 6.61 216968 2262264 200 09:40:02 13654388 15493052 524268 3.20 60828 2004172 1151788 6.61 217288 2262740 196 09:50:16 13653632 15492888 524352 3.20 61276 2004316 1151852 6.61 217728 2262996 32 10:00:01 13652148 15491756 525432 3.21 61588 2004320 1151916 6.61 218048 2263128 200 10:10:18 10598000 13823604 2137648 13.06 154864 3208784 2437672 13.99 554844 4831808 123248 10:20:06 8585496 15359324 575640 3.52 307144 6330256 1118136 6.42 1587568 5526764 363436 Average: 12978862 15341287 664511 4.06 88287 2462920 1255776 7.21 356450 2747692 40688 08:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:30:01 ens3 10.58 7.71 87.10 1.38 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:13 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 08:40:13 ens3 0.44 0.24 0.15 0.31 0.00 0.00 0.00 0.00 08:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:03 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 08:50:03 ens3 0.29 0.18 0.11 0.24 0.00 0.00 0.00 0.00 08:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:01 ens3 0.27 0.19 0.10 0.22 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:15 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 09:10:15 ens3 1.19 1.32 0.32 2.03 0.00 0.00 0.00 0.00 09:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:15 ens3 0.28 0.19 0.10 0.22 0.00 0.00 0.00 0.00 09:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 09:30:01 ens3 1.08 0.63 0.50 0.76 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:02 ens3 0.89 0.42 0.34 0.53 0.00 0.00 0.00 0.00 09:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:16 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:16 ens3 0.61 0.27 0.25 0.34 0.00 0.00 0.00 0.00 09:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:00:01 ens3 2.20 0.57 0.99 0.71 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:18 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 10:10:18 ens3 131.10 110.60 998.16 28.77 0.00 0.00 0.00 0.00 10:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:06 lo 2.71 2.71 0.26 0.26 0.00 0.00 0.00 0.00 10:20:06 ens3 106.12 86.10 347.46 49.35 0.00 0.00 0.00 0.00 10:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 21.38 17.48 121.30 7.06 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-v1-8c-8g-733) 05/18/26 _x86_64_ (4 CPU) 08:16:08 LINUX RESTART (4 CPU) 08:20:11 CPU %user %nice %system %iowait %steal %idle 08:30:01 all 0.32 0.00 0.14 0.06 0.01 99.47 08:30:01 0 0.17 0.00 0.10 0.04 0.01 99.68 08:30:01 1 0.33 0.00 0.08 0.02 0.02 99.55 08:30:01 2 0.39 0.00 0.29 0.15 0.01 99.16 08:30:01 3 0.41 0.00 0.08 0.02 0.01 99.49 08:40:13 all 0.05 0.00 0.03 0.02 0.01 99.89 08:40:13 0 0.02 0.00 0.02 0.04 0.01 99.91 08:40:13 1 0.10 0.00 0.04 0.02 0.01 99.83 08:40:13 2 0.03 0.00 0.03 0.00 0.01 99.92 08:40:13 3 0.06 0.00 0.04 0.00 0.01 99.90 08:50:03 all 0.11 0.00 0.03 0.02 0.01 99.83 08:50:03 0 0.34 0.00 0.03 0.02 0.02 99.59 08:50:03 1 0.03 0.00 0.04 0.05 0.01 99.87 08:50:03 2 0.02 0.00 0.02 0.01 0.01 99.93 08:50:03 3 0.05 0.00 0.03 0.00 0.01 99.91 09:00:01 all 0.20 0.00 0.03 0.01 0.01 99.75 09:00:01 0 0.68 0.00 0.06 0.00 0.02 99.25 09:00:01 1 0.05 0.00 0.04 0.02 0.01 99.88 09:00:01 2 0.04 0.00 0.02 0.00 0.01 99.93 09:00:01 3 0.04 0.00 0.02 0.01 0.00 99.93 09:10:15 all 0.20 0.00 0.04 0.03 0.01 99.72 09:10:15 0 0.17 0.00 0.04 0.00 0.01 99.78 09:10:15 1 0.58 0.00 0.06 0.00 0.01 99.34 09:10:15 2 0.02 0.00 0.02 0.01 0.01 99.94 09:10:15 3 0.03 0.00 0.03 0.13 0.01 99.81 09:20:15 all 0.14 0.00 0.05 0.03 0.02 99.76 09:20:15 0 0.05 0.00 0.06 0.08 0.01 99.80 09:20:15 1 0.15 0.00 0.02 0.00 0.05 99.78 09:20:15 2 0.18 0.00 0.10 0.00 0.01 99.71 09:20:15 3 0.17 0.00 0.03 0.02 0.01 99.78 09:30:01 all 0.21 0.00 0.04 0.01 0.01 99.73 09:30:01 0 0.04 0.00 0.03 0.00 0.01 99.91 09:30:01 1 0.25 0.00 0.05 0.01 0.01 99.69 09:30:01 2 0.03 0.00 0.04 0.00 0.01 99.91 09:30:01 3 0.50 0.00 0.04 0.02 0.01 99.43 09:40:02 all 0.20 0.00 0.03 0.01 0.01 99.75 09:40:02 0 0.03 0.00 0.02 0.00 0.01 99.95 09:40:02 1 0.68 0.00 0.03 0.02 0.01 99.25 09:40:02 2 0.07 0.00 0.07 0.00 0.02 99.84 09:40:02 3 0.02 0.00 0.02 0.00 0.00 99.96 09:50:16 all 0.12 0.00 0.03 0.01 0.02 99.83 09:50:16 0 0.01 0.00 0.01 0.00 0.00 99.97 09:50:16 1 0.39 0.00 0.03 0.00 0.02 99.56 09:50:16 2 0.06 0.00 0.04 0.03 0.02 99.86 09:50:16 3 0.03 0.00 0.02 0.00 0.02 99.92 10:00:01 all 0.09 0.00 0.03 0.01 0.01 99.87 10:00:01 0 0.02 0.00 0.02 0.00 0.01 99.95 10:00:01 1 0.08 0.00 0.05 0.02 0.01 99.84 10:00:01 2 0.06 0.00 0.02 0.00 0.01 99.91 10:00:01 3 0.19 0.00 0.03 0.01 0.01 99.77 10:10:18 all 16.46 0.00 1.11 0.26 0.05 82.12 10:10:18 0 16.83 0.00 0.84 0.18 0.05 82.10 10:10:18 1 15.46 0.00 1.06 0.31 0.05 83.11 10:10:18 2 17.57 0.00 1.19 0.07 0.06 81.11 10:10:18 3 15.99 0.00 1.34 0.47 0.05 82.15 10:10:18 CPU %user %nice %system %iowait %steal %idle 10:20:06 all 39.22 0.00 3.68 0.30 0.11 56.70 10:20:06 0 37.30 0.00 3.80 0.37 0.11 58.43 10:20:06 1 38.98 0.00 3.29 0.34 0.11 57.28 10:20:06 2 43.51 0.00 4.31 0.28 0.11 51.80 10:20:06 3 37.09 0.00 3.31 0.23 0.10 59.28 Average: all 4.74 0.00 0.43 0.06 0.02 94.75 Average: 0 4.61 0.00 0.41 0.06 0.02 94.90 Average: 1 4.72 0.00 0.40 0.07 0.03 94.79 Average: 2 5.12 0.00 0.51 0.05 0.02 94.31 Average: 3 4.50 0.00 0.41 0.08 0.02 94.99