---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54610 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 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 713 10929 3 4346 14933 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:d2:5b:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79369sec preferred_lft 79369sec inet6 fe80::f816:3eff:fed2:5ba5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:a9:6b:ec:dc:6e 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::e0a9:6bff:feec:dc6e/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-54610) 03/31/26 _x86_64_ (4 CPU) 10:34:23 LINUX RESTART (4 CPU) 10:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:06 118.27 22.88 91.43 3.95 357.67 27822.99 9984.11 11:00:06 24.55 1.71 21.56 1.28 35.82 581.60 594.10 11:10:14 23.42 0.15 7.69 15.58 4.20 263.10 208849.75 11:20:08 6.87 0.04 6.57 0.27 1.92 422.52 816.37 11:30:14 19.84 0.02 18.98 0.85 0.75 626.51 1401.17 11:40:14 5.83 0.00 5.56 0.26 0.69 142.71 506.37 11:50:14 7.09 0.03 6.73 0.33 2.17 233.93 235.89 12:00:01 5.22 0.01 5.02 0.20 0.49 157.87 50.48 12:10:04 2.36 0.00 2.35 0.01 0.13 38.27 0.69 12:20:14 11.55 0.03 11.03 0.49 3.78 672.83 180.36 12:30:01 4.80 0.02 4.59 0.19 0.53 166.46 87.74 Average: 20.95 2.27 16.54 2.15 37.18 2835.85 20488.30 10:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:06 208636 3891352 12038648 73.53 266172 3375108 13438804 77.14 2139004 13398552 684 11:00:06 2993260 6136844 9798056 59.84 266172 2879880 11067232 63.53 2111468 10702928 364 11:10:14 5764772 8938160 6998076 42.74 269328 2906536 8513456 48.87 2125304 7928324 112 11:20:08 12034372 15304484 635744 3.88 273264 2999236 1348084 7.74 2151188 1645628 9988 11:30:14 10934840 14287008 1652720 10.09 276160 3078400 2974672 17.07 2167212 2741432 724 11:40:14 7961584 11329472 4608844 28.15 276752 3093528 5265024 30.22 2168284 5703500 92 11:50:14 6556424 9960292 5977540 36.51 277544 3128732 6772656 38.87 2171548 7091348 168 12:00:01 6505884 9932092 6005548 36.68 278240 3150380 6766456 38.84 2175016 7136520 368 12:10:04 11850716 15298532 641392 3.92 278484 3171740 1347944 7.74 2176592 1801708 20716 12:20:14 7786672 11364220 4574032 27.94 283132 3294624 5253732 30.16 2191932 5852704 164 12:30:01 7018440 10623124 5314720 32.46 283608 3321284 5896280 33.84 2202824 6581228 584 Average: 7237782 10642325 5295029 32.34 275351 3127223 6240395 35.82 2161852 6416716 3088 10:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:06 lo 15.71 15.71 13.17 13.17 0.00 0.00 0.00 0.00 10:50:06 ens3 38.38 27.24 643.98 3.10 0.00 0.00 0.00 0.00 10:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:06 lo 46.80 46.80 21.90 21.90 0.00 0.00 0.00 0.00 11:00:06 ens3 1.97 1.81 0.40 0.35 0.00 0.00 0.00 0.00 11:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:14 lo 19.17 19.17 8.76 8.76 0.00 0.00 0.00 0.00 11:10:14 ens3 1.81 0.61 0.36 0.18 0.00 0.00 0.00 0.00 11:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:08 lo 9.04 9.04 4.24 4.24 0.00 0.00 0.00 0.00 11:20:08 ens3 0.86 0.50 0.24 0.17 0.00 0.00 0.00 0.00 11:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:14 lo 12.84 12.84 7.17 7.17 0.00 0.00 0.00 0.00 11:30:14 ens3 0.96 0.81 0.18 0.15 0.00 0.00 0.00 0.00 11:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:14 lo 19.79 19.79 9.47 9.47 0.00 0.00 0.00 0.00 11:40:14 ens3 1.44 1.07 0.26 1.48 0.00 0.00 0.00 0.00 11:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:14 lo 28.93 28.93 11.42 11.42 0.00 0.00 0.00 0.00 11:50:14 ens3 0.83 0.47 0.18 0.12 0.00 0.00 0.00 0.00 11:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 21.48 21.48 10.76 10.76 0.00 0.00 0.00 0.00 12:00:01 ens3 0.91 0.61 0.22 0.17 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:04 lo 11.38 11.38 6.28 6.28 0.00 0.00 0.00 0.00 12:10:04 ens3 1.08 0.44 0.24 0.16 0.00 0.00 0.00 0.00 12:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:14 lo 17.87 17.87 9.89 9.89 0.00 0.00 0.00 0.00 12:20:14 ens3 1.16 0.85 0.32 0.24 0.00 0.00 0.00 0.00 12:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 26.08 26.08 10.12 10.12 0.00 0.00 0.00 0.00 12:30:01 ens3 0.81 0.51 0.18 0.13 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.81 20.81 10.29 10.29 0.00 0.00 0.00 0.00 Average: ens3 4.57 3.18 58.89 0.57 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-54610) 03/31/26 _x86_64_ (4 CPU) 10:34:23 LINUX RESTART (4 CPU) 10:40:05 CPU %user %nice %system %iowait %steal %idle 10:50:06 all 58.06 0.00 2.46 1.28 0.12 38.09 10:50:06 0 60.91 0.00 2.33 1.16 0.11 35.48 10:50:06 1 57.09 0.00 2.56 0.87 0.12 39.36 10:50:06 2 56.50 0.00 2.36 1.61 0.11 39.42 10:50:06 3 57.73 0.00 2.58 1.48 0.12 38.09 11:00:06 all 46.80 0.00 1.72 0.07 0.13 51.29 11:00:06 0 47.28 0.00 1.79 0.08 0.13 50.73 11:00:06 1 45.65 0.00 1.72 0.11 0.13 52.40 11:00:06 2 46.80 0.00 1.77 0.03 0.13 51.27 11:00:06 3 47.48 0.00 1.60 0.05 0.13 50.74 11:10:14 all 17.93 0.00 0.79 0.12 0.09 81.07 11:10:14 0 18.03 0.00 0.79 0.10 0.08 80.99 11:10:14 1 17.70 0.00 0.82 0.03 0.09 81.37 11:10:14 2 17.62 0.00 0.78 0.24 0.09 81.27 11:10:14 3 18.37 0.00 0.78 0.12 0.09 80.64 11:20:08 all 7.57 0.00 0.45 0.05 0.08 91.84 11:20:08 0 7.46 0.00 0.47 0.05 0.07 91.94 11:20:08 1 7.66 0.00 0.41 0.01 0.09 91.83 11:20:08 2 7.71 0.00 0.56 0.06 0.09 91.58 11:20:08 3 7.48 0.00 0.37 0.08 0.08 91.99 11:30:14 all 29.70 0.00 0.90 0.08 0.08 69.24 11:30:14 0 29.60 0.00 0.97 0.06 0.09 69.28 11:30:14 1 29.08 0.00 0.85 0.05 0.08 69.93 11:30:14 2 29.42 0.00 0.85 0.07 0.08 69.58 11:30:14 3 30.70 0.00 0.92 0.13 0.08 68.16 11:40:14 all 11.84 0.00 0.48 0.09 0.07 87.52 11:40:14 0 12.18 0.00 0.52 0.03 0.08 87.20 11:40:14 1 11.83 0.00 0.51 0.04 0.08 87.55 11:40:14 2 11.56 0.00 0.44 0.03 0.07 87.90 11:40:14 3 11.80 0.00 0.44 0.26 0.07 87.43 11:50:14 all 15.57 0.00 0.69 0.06 0.08 83.60 11:50:14 0 15.77 0.00 0.69 0.07 0.07 83.39 11:50:14 1 15.59 0.00 0.68 0.05 0.08 83.61 11:50:14 2 15.24 0.00 0.72 0.01 0.08 83.95 11:50:14 3 15.69 0.00 0.68 0.10 0.08 83.45 12:00:01 all 11.07 0.00 0.47 0.04 0.08 88.33 12:00:01 0 10.77 0.00 0.46 0.06 0.07 88.63 12:00:01 1 11.06 0.00 0.51 0.01 0.08 88.34 12:00:01 2 10.92 0.00 0.47 0.03 0.08 88.50 12:00:01 3 11.53 0.00 0.46 0.07 0.08 87.86 12:10:04 all 2.01 0.00 0.21 0.15 0.08 97.56 12:10:04 0 1.75 0.00 0.19 0.02 0.07 97.98 12:10:04 1 2.18 0.00 0.19 0.08 0.08 97.47 12:10:04 2 2.20 0.00 0.23 0.33 0.09 97.16 12:10:04 3 1.94 0.00 0.22 0.15 0.08 97.62 12:20:14 all 20.29 0.00 0.79 0.10 0.08 78.74 12:20:14 0 19.95 0.00 0.67 0.05 0.07 79.26 12:20:14 1 20.34 0.00 0.77 0.02 0.08 78.79 12:20:14 2 20.00 0.00 0.95 0.26 0.09 78.71 12:20:14 3 20.88 0.00 0.79 0.06 0.08 78.19 12:30:01 all 10.52 0.00 0.55 0.08 0.06 88.78 12:30:01 0 10.18 0.00 0.50 0.20 0.06 89.06 12:30:01 1 11.21 0.00 0.63 0.06 0.07 88.03 12:30:01 2 9.99 0.00 0.54 0.00 0.06 89.40 12:30:01 3 10.71 0.00 0.54 0.07 0.06 88.62 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.08 0.00 0.87 0.19 0.09 77.78 Average: 0 21.31 0.00 0.85 0.17 0.08 77.58 Average: 1 20.89 0.00 0.88 0.12 0.09 78.02 Average: 2 20.76 0.00 0.88 0.24 0.09 78.02 Average: 3 21.34 0.00 0.85 0.23 0.08 77.49