---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15476 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 703 11300 3 3985 14943 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:c5:0d:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79062sec preferred_lft 79062sec inet6 fe80::f816:3eff:fec5:ddf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:1b:06:e7:54:4d 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::a01b:6ff:fee7:544d/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-15476) 03/23/26 _x86_64_ (4 CPU) 19:06:16 LINUX RESTART (4 CPU) 19:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 103.02 7.94 91.98 3.10 1145.13 33381.17 8862.80 19:30:19 93.34 22.81 53.03 17.50 354.08 5237.76 210549.49 19:40:04 20.42 10.04 9.84 0.53 194.03 283.46 749.60 19:50:02 9.94 0.12 9.27 0.55 6.48 343.21 2428.13 20:00:04 10.93 0.11 10.36 0.46 4.84 556.12 799.30 20:10:03 16.27 0.07 15.51 0.69 3.42 502.22 340.62 20:20:01 7.26 0.04 6.92 0.30 1.81 216.18 133.08 20:30:04 5.22 0.05 4.98 0.19 3.12 150.04 65.34 20:40:02 2.79 0.03 2.75 0.01 1.85 45.34 1.71 20:50:01 5.49 0.01 5.30 0.18 0.83 155.99 98.31 21:00:04 11.23 0.33 10.35 0.55 10.87 676.23 350.22 Average: 26.19 3.81 20.14 2.23 157.42 3790.14 20942.54 19:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 4549172 15318692 607400 3.71 240804 10313408 1367060 7.85 2125520 8943388 9212 19:30:19 2533280 5190804 10743432 65.62 263096 2435952 11715436 67.25 2113308 11172916 1464 19:40:04 8333808 11067076 4870496 29.75 264756 2510316 5628684 32.31 2176192 5344688 5500 19:50:02 6123592 8878376 7061484 43.13 266124 2530492 8444616 48.47 2189128 7542664 132 20:00:04 8734116 11598052 4342932 26.52 270464 2635320 5159760 29.62 2234556 4904276 264 20:10:03 12362596 15311408 631452 3.86 272812 2717896 1367132 7.85 2241784 1263388 13004 20:20:01 8508460 11475940 4464896 27.27 273720 2735656 5232192 30.03 2243824 5114592 548 20:30:04 7057884 10046776 5893504 36.00 274336 2756480 6670880 38.29 2246580 6563864 380 20:40:02 12302200 15312644 630072 3.85 274568 2777800 1367224 7.85 2249888 1317172 19280 20:50:01 6658752 9671916 6267940 38.28 275032 2780060 6976424 40.04 2250740 6962332 328 21:00:04 8182444 11345928 4594872 28.06 279476 2925228 5258384 30.18 2268384 5426988 428 Average: 7758755 11383419 4555316 27.82 268653 3374419 5380708 30.89 2212719 5868752 4595 19:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 2.41 2.41 2.20 2.20 0.00 0.00 0.00 0.00 19:20:01 ens3 157.77 118.57 1716.63 11.15 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:19 lo 35.11 35.11 21.18 21.18 0.00 0.00 0.00 0.00 19:30:19 ens3 2.36 2.09 0.69 0.59 0.00 0.00 0.00 0.00 19:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:04 lo 31.58 31.58 12.77 12.77 0.00 0.00 0.00 0.00 19:40:04 ens3 1.94 0.81 0.37 0.20 0.00 0.00 0.00 0.00 19:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:02 lo 12.43 12.43 7.58 7.58 0.00 0.00 0.00 0.00 19:50:02 ens3 1.09 0.85 0.21 1.20 0.00 0.00 0.00 0.00 19:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:04 lo 13.06 13.06 6.04 6.04 0.00 0.00 0.00 0.00 20:00:04 ens3 1.13 0.80 0.31 0.24 0.00 0.00 0.00 0.00 20:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:03 lo 17.28 17.28 8.48 8.48 0.00 0.00 0.00 0.00 20:10:03 ens3 1.57 0.74 0.30 0.18 0.00 0.00 0.00 0.00 20:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 lo 18.39 18.39 9.25 9.25 0.00 0.00 0.00 0.00 20:20:01 ens3 0.85 0.58 0.18 0.13 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:04 lo 21.62 21.62 8.53 8.53 0.00 0.00 0.00 0.00 20:30:04 ens3 0.63 0.29 0.12 0.07 0.00 0.00 0.00 0.00 20:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:02 lo 14.92 14.92 6.36 6.36 0.00 0.00 0.00 0.00 20:40:02 ens3 1.01 0.47 0.23 0.15 0.00 0.00 0.00 0.00 20:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 17.82 17.82 10.52 10.52 0.00 0.00 0.00 0.00 20:50:01 ens3 0.72 0.48 0.13 0.10 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:04 lo 18.08 18.08 9.99 9.99 0.00 0.00 0.00 0.00 21:00:04 ens3 1.03 0.84 0.27 0.22 0.00 0.00 0.00 0.00 21:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.44 18.44 9.38 9.38 0.00 0.00 0.00 0.00 Average: ens3 15.46 11.51 156.31 1.29 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-15476) 03/23/26 _x86_64_ (4 CPU) 19:06:16 LINUX RESTART (4 CPU) 19:10:01 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 33.41 0.00 1.96 3.98 0.08 60.57 19:20:01 0 35.26 0.00 2.15 3.71 0.09 58.78 19:20:01 1 34.58 0.00 1.94 4.18 0.08 59.22 19:20:01 2 30.23 0.00 1.92 4.22 0.08 63.55 19:20:01 3 33.57 0.00 1.82 3.80 0.08 60.73 19:30:19 all 56.24 0.00 2.26 0.14 0.12 41.24 19:30:19 0 54.67 0.00 2.27 0.18 0.12 42.76 19:30:19 1 56.75 0.00 2.37 0.11 0.12 40.65 19:30:19 2 57.00 0.00 2.12 0.18 0.12 40.58 19:30:19 3 56.54 0.00 2.26 0.11 0.11 40.97 19:40:04 all 21.08 0.00 0.97 0.10 0.10 77.75 19:40:04 0 20.84 0.00 0.88 0.10 0.10 78.08 19:40:04 1 21.37 0.00 0.95 0.08 0.10 77.51 19:40:04 2 21.18 0.00 0.97 0.13 0.10 77.61 19:40:04 3 20.94 0.00 1.08 0.09 0.10 77.79 19:50:02 all 22.45 0.00 0.80 0.07 0.08 76.59 19:50:02 0 21.98 0.00 0.76 0.04 0.08 77.13 19:50:02 1 22.29 0.00 0.80 0.12 0.08 76.72 19:50:02 2 23.52 0.00 0.90 0.03 0.09 75.46 19:50:02 3 22.02 0.00 0.75 0.09 0.08 77.06 20:00:04 all 16.30 0.00 0.70 0.04 0.08 82.88 20:00:04 0 15.26 0.00 0.62 0.10 0.08 83.95 20:00:04 1 16.10 0.00 0.69 0.04 0.08 83.10 20:00:04 2 17.19 0.00 0.78 0.01 0.08 81.94 20:00:04 3 16.64 0.00 0.71 0.03 0.08 82.55 20:10:03 all 24.97 0.00 0.88 0.05 0.08 74.01 20:10:03 0 23.84 0.00 0.90 0.10 0.08 75.08 20:10:03 1 25.36 0.00 0.93 0.04 0.08 73.59 20:10:03 2 25.21 0.00 0.86 0.02 0.08 73.83 20:10:03 3 25.49 0.00 0.82 0.05 0.08 73.56 20:20:01 all 13.80 0.00 0.49 0.02 0.08 85.60 20:20:01 0 13.56 0.00 0.39 0.01 0.08 85.97 20:20:01 1 13.33 0.00 0.51 0.03 0.08 86.05 20:20:01 2 14.32 0.00 0.56 0.03 0.07 85.01 20:20:01 3 14.01 0.00 0.51 0.03 0.08 85.38 20:30:04 all 9.27 0.00 0.40 0.02 0.07 90.24 20:30:04 0 9.34 0.00 0.37 0.01 0.06 90.21 20:30:04 1 9.66 0.00 0.38 0.01 0.08 89.88 20:30:04 2 8.91 0.00 0.47 0.02 0.08 90.51 20:30:04 3 9.15 0.00 0.36 0.04 0.07 90.38 20:40:02 all 3.24 0.00 0.22 0.01 0.07 96.45 20:40:02 0 3.12 0.00 0.22 0.02 0.07 96.57 20:40:02 1 3.38 0.00 0.23 0.01 0.08 96.32 20:40:02 2 3.19 0.00 0.21 0.00 0.08 96.53 20:40:02 3 3.29 0.00 0.23 0.03 0.07 96.38 20:50:01 all 10.79 0.00 0.56 0.02 0.08 88.56 20:50:01 0 10.86 0.00 0.56 0.02 0.08 88.49 20:50:01 1 10.36 0.00 0.56 0.01 0.09 88.98 20:50:01 2 10.93 0.00 0.58 0.01 0.08 88.41 20:50:01 3 10.99 0.00 0.54 0.05 0.07 88.35 21:00:04 all 19.95 0.00 0.65 0.05 0.08 79.27 21:00:04 0 19.20 0.00 0.66 0.05 0.08 80.01 21:00:04 1 20.42 0.00 0.66 0.08 0.08 78.76 21:00:04 2 20.17 0.00 0.58 0.03 0.08 79.14 21:00:04 3 20.01 0.00 0.70 0.04 0.08 79.16 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.15 0.00 0.90 0.41 0.08 77.46 Average: 0 20.82 0.00 0.89 0.40 0.08 77.81 Average: 1 21.34 0.00 0.91 0.43 0.09 77.23 Average: 2 21.18 0.00 0.91 0.43 0.09 77.40 Average: 3 21.24 0.00 0.89 0.40 0.08 77.39