---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-30768 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: 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 661 12356 3 2970 14984 Swap: 1023 78 945 ---> 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:2c:48:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79388sec preferred_lft 79388sec inet6 fe80::f816:3eff:fe2c:48da/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:97:b1:7c:c7:62 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::8897:b1ff:fe7c:c762/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-30768) 06/26/26 _x86_64_ (4 CPU) 06:25:10 LINUX RESTART (4 CPU) 06:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:02 117.17 4.74 94.40 18.03 172.95 28913.81 230678.90 06:50:00 41.30 20.90 19.18 1.22 1000.86 1880.21 717.40 07:00:01 10.50 1.15 8.80 0.55 28.04 308.72 1179.64 07:10:26 12.46 0.21 11.76 0.49 4.17 544.18 556.69 07:20:21 21.63 5.17 15.75 0.71 72.70 494.42 316.99 07:30:01 8.98 0.78 7.89 0.31 16.79 232.06 113.83 07:40:26 2.83 0.23 2.58 0.02 6.24 51.63 0.19 07:50:25 5.22 0.40 4.64 0.18 11.36 142.36 102.58 08:00:00 6.54 0.59 5.75 0.20 19.14 168.64 56.71 08:10:00 12.49 1.05 10.86 0.58 29.31 675.59 177.57 08:20:00 5.50 0.21 5.10 0.19 7.07 179.14 66.94 Average: 22.25 3.21 16.99 2.05 124.12 3060.36 21322.40 06:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:02 166656 2258280 13675696 83.53 253292 1907512 15289764 87.76 1579140 14123092 2376 06:50:00 9015756 10747888 5193296 31.72 258748 1596728 6148568 35.29 1062916 5876576 3884 07:00:01 6698468 8458948 7484444 45.71 260220 1623432 8783576 50.42 1076504 8167808 332 07:10:26 13554788 15431120 514072 3.14 264768 1734188 1369100 7.86 1127240 1272616 7928 07:20:21 13456808 15409512 536592 3.28 268472 1806620 1369364 7.86 1144068 1355556 12576 07:30:01 9617272 11587704 4356884 26.61 269320 1823496 5215292 29.94 1150660 5169220 272 07:40:26 9512072 11486532 4457852 27.23 269652 1827200 5226484 30.00 1152972 5283708 72 07:50:25 13380036 15393000 552876 3.38 270316 1865012 1369544 7.86 1161124 1408400 19120 08:00:00 7848572 9864732 6078652 37.13 270912 1867576 6886096 39.53 1167436 6935940 300 08:10:00 9191816 11359436 4584836 28.00 275344 2011660 5275360 30.28 1192068 5576120 316 08:20:00 8421808 10618644 5325040 32.52 276232 2039964 6026964 34.59 1205916 6297632 200 Average: 9169459 11146891 4796385 29.29 267025 1827581 5723647 32.85 1183640 5587879 4307 06:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:02 lo 15.71 15.71 13.18 13.18 0.00 0.00 0.00 0.00 06:40:02 ens3 44.57 30.62 736.18 3.29 0.00 0.00 0.00 0.00 06:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:00 lo 34.51 34.51 18.40 18.40 0.00 0.00 0.00 0.00 06:50:00 ens3 1.29 1.52 0.32 0.30 0.00 0.00 0.00 0.00 06:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 22.83 22.83 10.69 10.69 0.00 0.00 0.00 0.00 07:00:01 ens3 0.75 0.62 0.16 0.13 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:26 lo 12.54 12.54 5.86 5.86 0.00 0.00 0.00 0.00 07:10:26 ens3 0.89 0.73 0.24 0.19 0.00 0.00 0.00 0.00 07:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:21 lo 17.33 17.33 8.50 8.50 0.00 0.00 0.00 0.00 07:20:21 ens3 1.29 1.46 0.21 0.91 0.00 0.00 0.00 0.00 07:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 17.44 17.44 8.85 8.85 0.00 0.00 0.00 0.00 07:30:01 ens3 0.94 0.97 0.19 0.47 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:26 lo 20.43 20.43 6.63 6.63 0.00 0.00 0.00 0.00 07:40:26 ens3 0.41 0.23 0.09 0.07 0.00 0.00 0.00 0.00 07:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:25 lo 16.90 16.90 8.60 8.60 0.00 0.00 0.00 0.00 07:50:25 ens3 0.95 0.53 0.23 0.15 0.00 0.00 0.00 0.00 07:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:00 lo 18.28 18.28 10.69 10.69 0.00 0.00 0.00 0.00 08:00:00 ens3 1.55 0.76 0.49 0.33 0.00 0.00 0.00 0.00 08:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 lo 18.12 18.12 10.03 10.03 0.00 0.00 0.00 0.00 08:10:00 ens3 1.25 0.90 0.35 0.27 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 lo 29.77 29.77 11.51 11.51 0.00 0.00 0.00 0.00 08:20:00 ens3 0.66 0.50 0.14 0.10 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.34 20.34 10.24 10.24 0.00 0.00 0.00 0.00 Average: ens3 4.97 3.53 67.31 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-30768) 06/26/26 _x86_64_ (4 CPU) 06:25:10 LINUX RESTART (4 CPU) 06:30:00 CPU %user %nice %system %iowait %steal %idle 06:40:02 all 57.36 0.00 2.49 1.28 0.09 38.78 06:40:02 0 56.97 0.00 2.47 1.19 0.10 39.27 06:40:02 1 57.63 0.00 2.50 1.34 0.10 38.44 06:40:02 2 57.89 0.00 2.34 1.68 0.09 38.00 06:40:02 3 56.97 0.00 2.63 0.89 0.09 39.41 06:50:00 all 35.12 0.00 1.24 0.30 0.11 63.23 06:50:00 0 35.46 0.00 1.21 0.20 0.11 63.02 06:50:00 1 35.35 0.00 1.36 0.45 0.10 62.73 06:50:00 2 35.29 0.00 1.17 0.18 0.10 63.25 06:50:00 3 34.36 0.00 1.23 0.38 0.12 63.92 07:00:01 all 22.61 0.00 1.02 2.12 0.09 74.16 07:00:01 0 22.33 0.00 1.02 1.34 0.09 75.22 07:00:01 1 22.11 0.00 1.04 4.28 0.09 72.48 07:00:01 2 22.78 0.00 0.86 0.73 0.09 75.53 07:00:01 3 23.23 0.00 1.16 2.12 0.09 73.40 07:10:26 all 16.77 0.00 0.70 0.81 0.07 81.66 07:10:26 0 16.59 0.00 0.51 0.28 0.06 82.55 07:10:26 1 16.28 0.00 0.67 2.12 0.07 80.86 07:10:26 2 17.45 0.00 0.76 0.33 0.07 81.39 07:10:26 3 16.75 0.00 0.83 0.51 0.08 81.83 07:20:21 all 26.15 0.00 0.85 0.08 0.07 72.84 07:20:21 0 25.66 0.00 0.76 0.04 0.07 73.46 07:20:21 1 26.35 0.00 0.81 0.07 0.08 72.69 07:20:21 2 26.26 0.00 0.87 0.11 0.07 72.69 07:20:21 3 26.33 0.00 0.96 0.11 0.08 72.53 07:30:01 all 14.77 0.00 0.60 0.03 0.07 84.53 07:30:01 0 14.38 0.00 0.60 0.02 0.06 84.95 07:30:01 1 15.29 0.00 0.67 0.02 0.07 83.95 07:30:01 2 14.63 0.00 0.56 0.08 0.07 84.66 07:30:01 3 14.76 0.00 0.56 0.02 0.07 84.58 07:40:26 all 2.62 0.00 0.24 0.02 0.05 97.07 07:40:26 0 2.29 0.00 0.20 0.03 0.04 97.45 07:40:26 1 2.71 0.00 0.24 0.00 0.06 96.99 07:40:26 2 2.82 0.00 0.24 0.03 0.05 96.86 07:40:26 3 2.65 0.00 0.29 0.02 0.05 96.98 07:50:25 all 10.52 0.00 0.52 0.06 0.06 88.84 07:50:25 0 10.20 0.00 0.44 0.07 0.06 89.23 07:50:25 1 10.11 0.00 0.49 0.09 0.06 89.24 07:50:25 2 10.76 0.00 0.58 0.03 0.07 88.56 07:50:25 3 11.02 0.00 0.55 0.05 0.06 88.32 08:00:00 all 10.95 0.00 0.48 0.02 0.07 88.48 08:00:00 0 10.66 0.00 0.49 0.04 0.07 88.74 08:00:00 1 10.94 0.00 0.52 0.02 0.07 88.45 08:00:00 2 11.00 0.00 0.48 0.01 0.07 88.44 08:00:00 3 11.20 0.00 0.42 0.02 0.07 88.28 08:10:00 all 20.78 0.00 0.76 0.04 0.08 78.34 08:10:00 0 19.83 0.00 0.68 0.04 0.08 79.38 08:10:00 1 20.68 0.00 0.75 0.03 0.08 78.46 08:10:00 2 21.91 0.00 0.81 0.02 0.08 77.18 08:10:00 3 20.69 0.00 0.80 0.08 0.08 78.35 08:20:00 all 10.14 0.00 0.54 0.02 0.08 89.22 08:20:00 0 10.18 0.00 0.45 0.02 0.08 89.28 08:20:00 1 9.94 0.00 0.58 0.02 0.08 89.37 08:20:00 2 9.76 0.00 0.59 0.01 0.08 89.57 08:20:00 3 10.66 0.00 0.55 0.03 0.08 88.67 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.67 0.00 0.86 0.44 0.08 77.96 Average: 0 20.38 0.00 0.80 0.30 0.07 78.44 Average: 1 20.63 0.00 0.88 0.78 0.08 77.64 Average: 2 20.93 0.00 0.84 0.29 0.08 77.86 Average: 3 20.74 0.00 0.91 0.39 0.08 77.88