---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34204 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 61G 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 739 8453 3 6796 14907 Swap: 1023 1 1022 ---> 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:00:66:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79035sec preferred_lft 79035sec inet6 fe80::f816:3eff:fe00:66a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:fd:2f:4f:df:41 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::5cfd:2fff:fe4f:df41/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-34204) 07/09/26 _x86_64_ (4 CPU) 10:59:41 LINUX RESTART (4 CPU) 11:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:00 132.08 15.37 112.20 4.51 1995.25 39104.63 11438.17 11:20:22 29.61 1.98 26.28 1.35 84.73 2519.65 1998.72 11:30:28 8.34 0.00 7.90 0.44 0.30 259.58 713.72 11:40:28 4.75 0.00 4.56 0.19 0.00 134.17 273.96 11:50:28 45.48 19.33 24.94 1.21 162.36 1838.49 1023.36 12:00:19 43.12 18.84 23.23 1.05 150.71 1549.01 779.70 12:10:28 11.36 0.00 10.94 0.41 0.00 331.22 362.19 12:20:28 6.14 0.00 5.97 0.17 0.01 154.39 75.24 12:30:21 20.54 0.06 4.70 15.79 1.08 148.00 213100.03 12:40:28 4.34 0.00 4.20 0.14 0.00 141.75 183.00 12:50:01 12.33 0.00 11.80 0.53 0.01 704.63 368.23 13:00:18 5.14 0.00 4.98 0.17 0.00 168.82 76.94 Average: 26.87 4.60 20.12 2.14 198.93 3912.20 18949.88 11:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:00 4724192 15271616 654928 4.00 241332 10090448 1442168 8.28 2045408 8851452 157912 11:20:22 2920856 7931312 7998948 48.85 249056 4644432 10034156 57.60 2084992 10689252 728 11:30:28 5169844 10202936 5729660 34.99 250560 4665384 7140104 40.98 2103772 8433020 100 11:40:28 4487824 9531656 6399968 39.09 251540 4675172 7120352 40.87 2107540 9111740 252 11:50:28 1770792 7257896 8670640 52.96 264996 5091724 9396988 53.94 2295652 11611936 80 12:00:19 7759872 13619096 2311596 14.12 275376 5444872 3052980 17.52 2443956 5482132 2008 12:10:28 5397280 11300240 4630520 28.28 276776 5487064 5383028 30.90 2447820 7844780 44 12:20:28 5495628 11417552 4513056 27.56 277492 5505296 5212980 29.92 2449220 7728888 52 12:30:21 9326052 15292220 640124 3.91 278252 5548684 1392652 7.99 2458572 3902204 19476 12:40:28 3733140 9702012 6227788 38.04 278628 5551000 6951772 39.90 2459040 9476888 344 12:50:01 5066556 11186080 4744508 28.98 282848 5691732 5343696 30.67 2474780 8142416 236 13:00:18 4364324 10512288 5417772 33.09 283544 5719396 6021448 34.56 2485836 8829720 40 Average: 5018030 11102075 4828292 29.49 267533 5676267 5707694 32.76 2321382 8342036 15106 11:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:00 lo 3.14 3.14 2.34 2.34 0.00 0.00 0.00 0.00 11:10:00 ens3 170.34 131.68 1954.55 18.04 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:22 lo 25.63 25.63 14.44 14.44 0.00 0.00 0.00 0.00 11:20:22 ens3 1.82 1.25 0.78 0.23 0.00 0.00 0.00 0.00 11:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:28 lo 32.69 32.69 13.40 13.40 0.00 0.00 0.00 0.00 11:30:28 ens3 0.90 0.91 0.20 0.18 0.00 0.00 0.00 0.00 11:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:28 lo 9.99 9.99 5.07 5.07 0.00 0.00 0.00 0.00 11:40:28 ens3 0.57 0.34 0.17 0.10 0.00 0.00 0.00 0.00 11:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:28 lo 13.60 13.60 12.12 12.12 0.00 0.00 0.00 0.00 11:50:28 ens3 1.39 1.51 0.36 1.33 0.00 0.00 0.00 0.00 11:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:19 lo 16.97 16.97 8.84 8.84 0.00 0.00 0.00 0.00 12:00:19 ens3 1.06 1.19 0.29 0.27 0.00 0.00 0.00 0.00 12:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:28 lo 20.95 20.95 10.94 10.94 0.00 0.00 0.00 0.00 12:10:28 ens3 0.83 0.79 0.17 0.15 0.00 0.00 0.00 0.00 12:10:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:28 lo 24.36 24.36 8.99 8.99 0.00 0.00 0.00 0.00 12:20:28 ens3 0.60 0.46 0.14 0.11 0.00 0.00 0.00 0.00 12:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:21 lo 24.61 24.61 11.22 11.22 0.00 0.00 0.00 0.00 12:30:21 ens3 0.60 0.51 0.16 0.10 0.00 0.00 0.00 0.00 12:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:28 lo 17.67 17.67 10.37 10.37 0.00 0.00 0.00 0.00 12:40:28 ens3 0.80 0.57 0.21 0.16 0.00 0.00 0.00 0.00 12:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 17.63 17.63 9.87 9.87 0.00 0.00 0.00 0.00 12:50:01 ens3 1.26 0.93 0.40 0.30 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:18 lo 23.28 23.28 9.15 9.15 0.00 0.00 0.00 0.00 13:00:18 ens3 0.69 0.54 0.17 0.14 0.00 0.00 0.00 0.00 13:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.26 19.26 9.75 9.75 0.00 0.00 0.00 0.00 Average: ens3 15.02 11.68 162.55 1.75 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-34204) 07/09/26 _x86_64_ (4 CPU) 10:59:41 LINUX RESTART (4 CPU) 11:00:00 CPU %user %nice %system %iowait %steal %idle 11:10:00 all 40.19 0.00 2.46 1.63 0.09 55.63 11:10:00 0 37.43 0.00 2.25 1.49 0.09 58.75 11:10:00 1 37.49 0.00 2.39 1.41 0.08 58.63 11:10:00 2 42.23 0.00 2.49 1.61 0.09 53.58 11:10:00 3 43.63 0.00 2.71 2.02 0.09 51.55 11:20:22 all 43.67 0.00 1.68 1.11 0.12 53.42 11:20:22 0 44.48 0.00 1.67 0.31 0.12 53.42 11:20:22 1 42.88 0.00 1.72 1.50 0.12 53.79 11:20:22 2 44.03 0.00 1.69 1.25 0.13 52.90 11:20:22 3 43.28 0.00 1.63 1.38 0.12 53.59 11:30:28 all 20.90 0.00 0.80 0.69 0.10 77.51 11:30:28 0 21.14 0.00 0.71 0.99 0.09 77.06 11:30:28 1 21.58 0.00 0.88 0.21 0.10 77.23 11:30:28 2 20.79 0.00 0.78 0.59 0.10 77.73 11:30:28 3 20.10 0.00 0.81 0.96 0.11 78.03 11:40:28 all 10.81 0.00 0.65 0.03 0.07 88.44 11:40:28 0 11.03 0.00 0.56 0.00 0.07 88.33 11:40:28 1 11.15 0.00 0.72 0.01 0.07 88.05 11:40:28 2 10.52 0.00 0.72 0.02 0.08 88.66 11:40:28 3 10.52 0.00 0.61 0.09 0.07 88.72 11:50:28 all 36.19 0.00 1.38 0.19 0.10 62.14 11:50:28 0 35.69 0.00 1.38 0.09 0.10 62.74 11:50:28 1 36.08 0.00 1.34 0.23 0.10 62.24 11:50:28 2 37.41 0.00 1.41 0.20 0.10 60.88 11:50:28 3 35.57 0.00 1.38 0.26 0.10 62.68 12:00:19 all 28.74 0.00 1.11 0.53 0.10 69.52 12:00:19 0 28.42 0.00 1.07 0.61 0.10 69.79 12:00:19 1 29.31 0.00 1.10 1.04 0.10 68.45 12:00:19 2 28.41 0.00 1.11 0.32 0.10 70.06 12:00:19 3 28.82 0.00 1.14 0.15 0.09 69.79 12:10:28 all 23.22 0.00 0.81 0.59 0.08 75.30 12:10:28 0 23.42 0.00 0.76 0.15 0.08 75.58 12:10:28 1 23.60 0.00 0.82 0.98 0.09 74.52 12:10:28 2 22.77 0.00 0.78 0.75 0.09 75.62 12:10:28 3 23.07 0.00 0.90 0.48 0.08 75.46 12:20:28 all 9.14 0.00 0.53 0.63 0.06 89.64 12:20:28 0 9.50 0.00 0.54 0.24 0.06 89.65 12:20:28 1 9.39 0.00 0.56 0.86 0.06 89.13 12:20:28 2 9.08 0.00 0.51 0.82 0.07 89.53 12:20:28 3 8.60 0.00 0.49 0.59 0.06 90.25 12:30:21 all 11.69 0.00 0.68 0.08 0.07 87.47 12:30:21 0 11.57 0.00 0.60 0.15 0.07 87.62 12:30:21 1 11.49 0.00 0.71 0.04 0.09 87.67 12:30:21 2 12.35 0.00 0.75 0.06 0.07 86.77 12:30:21 3 11.36 0.00 0.66 0.09 0.06 87.84 12:40:28 all 10.93 0.00 0.41 0.35 0.23 88.08 12:40:28 0 10.49 0.00 0.47 0.01 0.12 88.92 12:40:28 1 11.10 0.00 0.40 1.20 0.12 87.18 12:40:28 2 11.04 0.00 0.36 0.17 0.45 87.98 12:40:28 3 11.08 0.00 0.42 0.01 0.24 88.25 12:50:01 all 22.87 0.00 0.81 0.11 0.09 76.12 12:50:01 0 22.98 0.00 0.75 0.05 0.08 76.13 12:50:01 1 22.19 0.00 0.77 0.11 0.09 76.83 12:50:01 2 23.59 0.00 0.95 0.10 0.09 75.29 12:50:01 3 22.73 0.00 0.76 0.18 0.08 76.24 12:50:01 CPU %user %nice %system %iowait %steal %idle 13:00:18 all 9.73 0.00 0.48 0.30 0.07 89.42 13:00:18 0 9.45 0.00 0.46 0.19 0.08 89.82 13:00:18 1 9.96 0.00 0.53 0.66 0.07 88.79 13:00:18 2 9.87 0.00 0.46 0.10 0.07 89.51 13:00:18 3 9.63 0.00 0.48 0.24 0.07 89.58 Average: all 22.36 0.00 0.98 0.52 0.10 76.03 Average: 0 22.16 0.00 0.94 0.36 0.09 76.46 Average: 1 22.20 0.00 1.00 0.69 0.09 76.02 Average: 2 22.69 0.00 1.00 0.50 0.12 75.69 Average: 3 22.39 0.00 1.00 0.54 0.10 75.97